# Lizely

> Free online tools that run entirely in your browser. Files are processed locally on your device and never uploaded to a server — fast, private, and free to use.

Lizely covers image, PDF, text, calculator, color and developer utilities. Every tool page includes a how-to guide, an in-depth description and an FAQ. New tools ship weekly.

## Tool categories

- [Image Tools](https://www.lizecheng.net/image/): Compress, convert and resize images right in your browser. Files are processed locally and never uploaded.
- [PDF Tools](https://www.lizecheng.net/pdf/): Merge, split and convert PDF files privately in your browser.
- [Text Tools](https://www.lizecheng.net/text/): Count, clean, convert and transform text instantly.
- [Calculators](https://www.lizecheng.net/calculator/): Quick, accurate calculators for everyday numbers.
- [Color Tools](https://www.lizecheng.net/color/): Pick, convert and explore colors for any project.
- [Developer Tools](https://www.lizecheng.net/dev/): Format, encode and decode without leaving the browser.
- [Fortune & Divination](https://www.lizecheng.net/fortune/): I Ching, tarot and Chinese lunar calendar tools — built for cultural interest and entertainment.
- [Encoding & Crypto](https://www.lizecheng.net/encoding/): Encode, decode and hash data — Base64, URLs and checksums, processed locally in your browser.
- [SEO & Webmaster](https://www.lizecheng.net/seo/): Inspect meta tags, robots rules and structured data to keep your site search-ready.
- [Generators](https://www.lizecheng.net/generators/): Generate random passwords, names and placeholder data in one click.
- [Device & Productivity](https://www.lizecheng.net/productivity/): Test your screen, keyboard and mic, and keep timers and counters one click away.
- [Finance Calculators](https://www.lizecheng.net/finance/): Work out loans, interest and discounts with quick, accurate calculators.
- [Audio Tools](https://www.lizecheng.net/audio/): Convert, trim and inspect audio files privately — everything runs in your browser.
- [Video Tools](https://www.lizecheng.net/video/): Convert, compress and inspect video files locally in your browser, with nothing uploaded.
- [Mini Games](https://www.lizecheng.net/games/): Free browser mini games for quick office breaks — puzzles, logic and number games. No download, no sign-up, keyboard friendly.

## Tools

- [Image Compressor](https://www.lizecheng.net/image/image-compressor/): Shrink JPG, PNG and WebP file size right in your browser
- [Image Resizer](https://www.lizecheng.net/image/image-resizer/): Resize any image to exact pixel dimensions in your browser
- [JPG To PNG](https://www.lizecheng.net/image/jpg-to-png/): Turn JPG photos into lossless PNG files, entirely in your browser
- [Image Cropper](https://www.lizecheng.net/image/image-cropper/): Crop images to any size or aspect ratio, right in your browser
- [Image To PDF](https://www.lizecheng.net/image/image-to-pdf/): Merge images into one PDF, one per page, in your browser
- [PNG To JPG](https://www.lizecheng.net/image/png-to-jpg/): Convert PNG to JPG and shrink file size, fully in your browser
- [Webp Converter](https://www.lizecheng.net/image/webp-converter/): Convert images to and from WebP without leaving your browser
- [Absolute Value Calculator](https://www.lizecheng.net/calculator/absolute-value-calculator/): Instantly find |x| — the absolute value of any number, free.
- [Age Calculator](https://www.lizecheng.net/calculator/age-calculator/): Your exact age in years, months, and days — updated live
- [Angle Converter](https://www.lizecheng.net/calculator/angle-converter/): Convert degrees, radians, gradians, turns, arcmin & arcsec
- [Annulus Area Calculator](https://www.lizecheng.net/calculator/annulus-area-calculator/): Instantly find the area of a ring (annulus) with π(R² − r²).
- [Area Converter](https://www.lizecheng.net/calculator/area-converter/): Convert square meters, feet, acres & hectares instantly
- [Average Calculator](https://www.lizecheng.net/calculator/average-calculator/): Mean, median, mode & more from any list of numbers, instantly
- [Baby Eye Color Calculator](https://www.lizecheng.net/calculator/baby-eye-color-calculator/): Predict your baby's eye color odds from both parents' eyes
- [Online Calculator](https://www.lizecheng.net/calculator/basic-calculator/): Do quick everyday math in your browser — free, private, no signup.
- [Bra Size Calculator](https://www.lizecheng.net/calculator/bra-size-calculator/): Get your US, UK & EU bra size from two measurements.
- [Brinell Hardness Calculator](https://www.lizecheng.net/calculator/brinell-hardness-calculator/): Brinell hardness number (BHN/HBW) from load, ball & indent
- [Business Days Calculator](https://www.lizecheng.net/calculator/business-days-calculator/): Count business days between two dates, skipping weekends
- [Cat Age Calculator](https://www.lizecheng.net/calculator/cat-age-calculator/): Convert your cat's age to human years the vet-approved way
- [Chinese Gender Predictor](https://www.lizecheng.net/calculator/chinese-gender-predictor/): See a fun boy-or-girl guess from the Chinese gender chart
- [Circle Area Calculator](https://www.lizecheng.net/calculator/circle-area-calculator/): Find a circle's area from its radius or diameter — A = πr².
- [Circumference Calculator](https://www.lizecheng.net/calculator/circle-circumference-calculator/): Find a circle's circumference from its radius or diameter
- [Clothing Size Converter](https://www.lizecheng.net/calculator/clothing-size-converter/): Convert women's & men's sizes across US, UK and EU charts
- [Cone Surface Area Calculator](https://www.lizecheng.net/calculator/cone-surface-area-calculator/): Total and lateral surface area of a cone from radius and height
- [Cone Volume Calculator](https://www.lizecheng.net/calculator/cone-volume-calculator/): Instantly find the volume of a cone with V = (1/3)πr²h.
- [Cube Root Calculator](https://www.lizecheng.net/calculator/cube-root-calculator/): Find the cube root (∛x) of any number, including negatives
- [Cube Volume Calculator](https://www.lizecheng.net/calculator/cube-volume-calculator/): Find the volume of a cube from its side length using V = s³.
- [Curtain Fabric Calculator](https://www.lizecheng.net/calculator/curtain-fabric-calculator/): Work out fabric widths and total length for your curtains.
- [Cylinder Surface Area Calculator](https://www.lizecheng.net/calculator/cylinder-surface-area-calculator/): Instantly get a cylinder's total, lateral, and base area
- [Cylinder Volume Calculator](https://www.lizecheng.net/calculator/cylinder-volume-calculator/): Get the volume of a cylinder from radius and height instantly
- [Data Storage Converter](https://www.lizecheng.net/calculator/data-storage-converter/): Convert bytes, KB, MB, GB, TB, PB — binary or decimal
- [Date Add Subtract Calculator](https://www.lizecheng.net/calculator/date-add-subtract-calculator/): Add or subtract days, weeks, months, or years from any date.
- [Date Difference Calculator](https://www.lizecheng.net/calculator/date-difference-calculator/): Count days, weeks, and months between any two dates.
- [Date Format Converter](https://www.lizecheng.net/calculator/date-format-converter/): Convert a date into ISO, US, EU, long, and word formats.
- [Day of the Week Calculator](https://www.lizecheng.net/calculator/day-of-week-calculator/): Find what day of the week any past or future date falls on.
- [Day of Year Calculator](https://www.lizecheng.net/calculator/day-of-year-calculator/): See what day number of the year any date is, plus ISO week.
- [Density Converter](https://www.lizecheng.net/calculator/density-converter/): Convert g/cm3, kg/m3, lb/ft3 and more density units
- [Dog Age Calculator](https://www.lizecheng.net/calculator/dog-age-calculator/): Convert your dog's age to human years by breed size.
- [Ellipse Area Calculator](https://www.lizecheng.net/calculator/ellipse-area-calculator/): Ellipse area from its two semi-axes — A = π·a·b.
- [Energy Converter](https://www.lizecheng.net/calculator/energy-converter/): Convert joules, calories, kcal, kWh, BTU, eV and more
- [EV Charging Cost Calculator](https://www.lizecheng.net/calculator/ev-charging-cost-calculator/): Estimate what it costs to charge your EV, losses included.
- [Exponent Calculator](https://www.lizecheng.net/calculator/exponent-calculator/): Raise any base to any power instantly, with the steps
- [Flooring Calculator](https://www.lizecheng.net/calculator/flooring-calculator/): Work out how much flooring and how many boxes to buy.
- [Force Converter](https://www.lizecheng.net/calculator/force-converter/): Convert newtons, kN, kgf, lbf, dyne, poundal and kip
- [Fraction Calculator](https://www.lizecheng.net/calculator/fraction-calculator/): Add, subtract, multiply or divide fractions instantly
- [Frequency Converter](https://www.lizecheng.net/calculator/frequency-converter/): Convert Hz, kHz, MHz, GHz, THz, rpm, rad/s and BPM
- [Gas Mileage Calculator](https://www.lizecheng.net/calculator/gas-mileage-calculator/): Get your MPG and L/100km from distance and fuel used.
- [GCF Calculator](https://www.lizecheng.net/calculator/gcd-calculator/): Find the GCF/GCD and LCM of any integers, with steps
- [GPA Calculator](https://www.lizecheng.net/calculator/gpa-calculator/): Weighted GPA from your letter grades and credit hours.
- [GPS Coordinates Converter](https://www.lizecheng.net/calculator/gps-coordinates-converter/): Convert coordinates between decimal degrees and DMS.
- [Grade Calculator](https://www.lizecheng.net/calculator/grade-calculator/): Turn your scores and weights into a grade and letter.
- [Hardness Conversion Calculator](https://www.lizecheng.net/calculator/hardness-converter/): Convert HRC, HRB, Vickers and Brinell steel hardness.
- [Hemisphere Calculator](https://www.lizecheng.net/calculator/hemisphere-calculator/): Get hemisphere volume and surface areas from the radius
- [Hexagon Area Calculator](https://www.lizecheng.net/calculator/hexagon-area-calculator/): Regular hexagon area from its side — A = (3√3/2)·s².
- [Ideal Weight Calculator](https://www.lizecheng.net/calculator/ideal-weight-calculator/): Ideal body weight by height and sex, four proven formulas.
- [LCM Calculator](https://www.lizecheng.net/calculator/lcm-calculator/): Find the LCM of any integers, with steps and the GCF
- [Leap Year Calculator](https://www.lizecheng.net/calculator/leap-year-calculator/): Instantly check whether any year is a leap year.
- [Length Converter](https://www.lizecheng.net/calculator/length-converter/): Convert cm, mm, m, km, inches, feet, yards & miles
- [Logarithm Calculator](https://www.lizecheng.net/calculator/logarithm-calculator/): Compute a log in any base, plus ln, log10 and log2
- [Love Calculator](https://www.lizecheng.net/calculator/love-calculator/): Get a fun love score from two names in seconds.
- [Metal Weight Calculator](https://www.lizecheng.net/calculator/metal-weight-calculator/): Weigh metal bar, pipe, tube, sheet & hex from size
- [Military Time Converter](https://www.lizecheng.net/calculator/military-time-converter/): Convert 12-hour AM/PM to and from 24-hour military time.
- [Number Base Converter](https://www.lizecheng.net/calculator/number-base-converter/): Convert integers between binary, octal, decimal & hex
- [Pace Calculator](https://www.lizecheng.net/calculator/pace-calculator/): Get your running pace in min/km and min/mile fast.
- [Paint Calculator](https://www.lizecheng.net/calculator/paint-calculator/): Work out how much paint you need for your walls.
- [Paper Enlargement Percentage Calculator](https://www.lizecheng.net/calculator/paper-scaling-calculator/): Copier scaling % between A4, A3, Letter & more
- [Paper Weight Converter](https://www.lizecheng.net/calculator/paper-weight-converter/): Convert paper GSM to lb basis weight, by paper type
- [Parallelogram Area Calculator](https://www.lizecheng.net/calculator/parallelogram-area-calculator/): Area of a parallelogram — A = b·h or a·b·sin(θ).
- [Percentage Calculator](https://www.lizecheng.net/calculator/percentage-calculator/): Find X% of a number, a percent of a total, or % change
- [Interactive Periodic Table](https://www.lizecheng.net/calculator/periodic-table/): Explore all 118 elements — data, colors, and instant search
- [Pi Digits](https://www.lizecheng.net/calculator/pi-digits/): Show the first N digits of pi, up to 10,000 decimals
- [Power Converter](https://www.lizecheng.net/calculator/power-converter/): Convert watts, kW, MW, hp, BTU/h, ft·lbf/s and more
- [PPI Calculator](https://www.lizecheng.net/calculator/ppi-calculator/): Calculate your screen's pixel density (PPI) in seconds
- [Pressure Converter](https://www.lizecheng.net/calculator/pressure-converter/): Convert pressure between Pa, kPa, bar, psi, atm & mmHg
- [Prime Factorization Calculator](https://www.lizecheng.net/calculator/prime-factorization-calculator/): Factor any integer into primes with an instant factor tree
- [Prime Number Generator](https://www.lizecheng.net/calculator/prime-number-generator/): Generate prime numbers up to N or the first N primes
- [Pixels to CM Converter](https://www.lizecheng.net/calculator/px-to-cm-converter/): Convert pixels to cm, inches and mm at any DPI value
- [Pythagorean Theorem Calculator](https://www.lizecheng.net/calculator/pythagorean-theorem-calculator/): Use a²+b²=c² to find a right triangle's hypotenuse or leg
- [Ratio Calculator](https://www.lizecheng.net/calculator/ratio-calculator/): Simplify any ratio and solve proportions a : b = c : x
- [Rectangle Area Calculator](https://www.lizecheng.net/calculator/rectangle-area-calculator/): Get the area, perimeter and diagonal of any rectangle instantly
- [Rectangular Prism Volume Calculator](https://www.lizecheng.net/calculator/rectangular-prism-volume-calculator/): Get rectangular prism volume, surface area & diagonal
- [Retirement Date Calculator](https://www.lizecheng.net/calculator/retirement-date-calculator/): Retirement date and countdown from your birth date and age
- [Word Counter](https://www.lizecheng.net/text/word-counter/): Count words, characters, sentences and reading time live as you type — nothing uploaded.
- [QR Code Generator](https://www.lizecheng.net/seo/qr-code-generator/): Turn any link, Wi-Fi login or contact card into a downloadable QR code instantly — nothing uploaded.
- [Random Name Picker Wheel](https://www.lizecheng.net/generators/random-name-picker/): Spin a colorful wheel to pick a random winner from any list of names — fair, fast, and private.
- [Typing Test](https://www.lizecheng.net/productivity/typing-test/): Measure your typing speed in WPM with live accuracy, errors and time — right in your browser.
- [Coin Flip](https://www.lizecheng.net/generators/coin-flip/): Flip a fair virtual coin instantly, powered by a cryptographically secure random generator — no bias, no ads in the way.
- [Meme Generator](https://www.lizecheng.net/image/meme-generator/): Add classic Impact top/bottom text to any image and download a PNG — 100% in your browser, nothing uploaded.
- [Scientific Calculator](https://www.lizecheng.net/calculator/scientific-calculator/): A full scientific calculator that evaluates trig, logs, powers, roots and factorials right in your browser — no sign-up, no server round-trip.
- [Tip Calculator](https://www.lizecheng.net/finance/tip-calculator/): Instantly split any bill and calculate the right tip per person — free, private, no sign-up.
- [Discount Calculator](https://www.lizecheng.net/finance/discount-calculator/): Get the exact sale price and true savings — and see why stacked coupons (20% then 10%) equal 28% off, not 30%.
- [Mortgage Calculator](https://www.lizecheng.net/finance/mortgage-calculator/): Estimate your monthly mortgage payment, total interest, and full amortization schedule instantly in your browser — no signup, no data leaves your device.
- [Dice Roller](https://www.lizecheng.net/generators/dice-roller/): Roll fair virtual d4–d20 (or any custom die) instantly, right in your browser.
- [Character Counter](https://www.lizecheng.net/text/character-counter/): Count characters in real time and instantly see how much room is left for X/Twitter, SMS, Instagram, and SEO meta tags.
- [Barcode Generator](https://www.lizecheng.net/seo/barcode-generator/): Generate print-ready 1D barcodes (Code 128, EAN-13, UPC-A, Code 39) in your browser — free, no upload.
- [BMI Calculator](https://www.lizecheng.net/calculator/bmi-calculator/): Get your BMI and WHO weight category instantly in metric or imperial units.
- [Calorie Calculator](https://www.lizecheng.net/calculator/calorie-calculator/): Estimate how many calories you need per day to lose, maintain, or gain weight — Mifflin-St Jeor TDEE, computed instantly in your browser with nothing uploaded.
- [BMR Calculator](https://www.lizecheng.net/calculator/bmr-calculator/): See your resting calorie burn from two trusted equations, side by side.
- [Compound Interest Calculator](https://www.lizecheng.net/finance/compound-interest-calculator/): See how a lump sum grows with compound interest — and how the compounding frequency changes the result.
- [Car Loan Calculator](https://www.lizecheng.net/finance/car-loan-calculator/): Estimate your monthly auto loan payment, total interest, and total cost in seconds.
- [Savings Calculator](https://www.lizecheng.net/finance/savings-calculator/): See what regular deposits plus a starting balance grow to, with the contribution vs. interest split shown separately.
- [Inflation Calculator](https://www.lizecheng.net/finance/inflation-calculator/): See how a fixed annual inflation rate erodes your money's future cost and buying power.
- [Home Affordability Calculator](https://www.lizecheng.net/finance/home-affordability-calculator/): Find the maximum home price you can afford from your income, debts, and down payment using the 28/36 rule.
- [Simple Interest Calculator](https://www.lizecheng.net/finance/simple-interest-calculator/): Calculate flat, non-compounding interest on a principal in seconds.
- [Pregnancy Due Date Calculator](https://www.lizecheng.net/calculator/pregnancy-due-date-calculator/): Estimate your baby's due date and current gestational age from your last period
- [BAC Calculator](https://www.lizecheng.net/calculator/bac-calculator/): Estimate your Blood Alcohol Content with the Widmark formula from drinks, weight, sex, and time.
- [Body Fat Calculator](https://www.lizecheng.net/calculator/body-fat-calculator/): Estimate your body-fat percentage from tape-measure numbers in seconds — no calipers, scales, or gym visit needed.
- [Retirement Calculator](https://www.lizecheng.net/finance/retirement-calculator/): Project your retirement nest egg and estimate monthly income with the 4% rule.
- [Loan Payoff Calculator](https://www.lizecheng.net/finance/loan-payoff-calculator/): See exactly how many months it takes to pay off a debt at a fixed monthly payment.
- [ROI Calculator](https://www.lizecheng.net/finance/roi-calculator/): Calculate return on investment and net profit instantly, with optional annualized ROI.
- [Ovulation Calculator](https://www.lizecheng.net/calculator/ovulation-calculator/): Estimate your ovulation day and fertile window from your last period and cycle length.
- [Macro Calculator](https://www.lizecheng.net/calculator/macro-calculator/): Split any daily calorie target into carb, protein, and fat grams using the Atwater 4/4/9 kcal/g factors.
- [Target Heart Rate Calculator](https://www.lizecheng.net/calculator/target-heart-rate-calculator/): Find your ideal training heart-rate zone with the Karvonen formula.
- [APA Citation Generator](https://www.lizecheng.net/text/apa-citation-generator/): Build correctly formatted APA 7th edition references for websites, books, journals, and newspapers in seconds.
- [MLA Citation Generator](https://www.lizecheng.net/text/mla-citation-generator/): Generate correctly punctuated MLA 9th edition works-cited entries for websites, books, journals, and papers.
- [Morse Code Translator](https://www.lizecheng.net/encoding/morse-code-translator/): Translate text to Morse code and back instantly, with audio playback — free and fully in your browser.
- [Word Scrambler](https://www.lizecheng.net/text/word-scrambler/): Shuffle the letters in any word or text with three modes, right in your browser
- [Password Generator](https://www.lizecheng.net/encoding/password-generator/): Generate strong random passwords locally with a cryptographically secure RNG — nothing is ever uploaded.
- [Base64 Encode / Decode](https://www.lizecheng.net/encoding/base64-encode-decode/): Encode or decode Base64 instantly with full UTF-8 support — emoji and accents work, all in your browser.
- [Kaomoji Copy and Paste](https://www.lizecheng.net/text/kaomoji/): Browse and copy 120+ Japanese kaomoji emoticons by category — one click copies to your clipboard.
- [Random Word Generator](https://www.lizecheng.net/text/random-word-generator/): Generate random English words for brainstorming, writing prompts, and word games — filter by length and type.
- [JSON Formatter](https://www.lizecheng.net/dev/json-formatter/): Format, minify, and validate JSON in your browser — pretty-print or compress with pinpoint error locations.
- [Emoji Copy and Paste](https://www.lizecheng.net/text/emoji-copy-paste/): Search 180+ standard Unicode emoji by name or keyword and copy any one to your clipboard with a single click.
- [Username Generator](https://www.lizecheng.net/generators/username-generator/): Generate unique, brandable usernames from a clean word bank — pick style, casing, separators and numbers.
- [Lorem Ipsum Generator](https://www.lizecheng.net/text/lorem-ipsum-generator/): Generate classic Lorem Ipsum placeholder text by paragraphs, sentences, or words — instantly in your browser.
- [Subnet Calculator](https://www.lizecheng.net/dev/subnet-calculator/): Enter an IP and CIDR prefix or subnet mask to instantly get network, broadcast, host range, and mask details.
- [Diff Checker](https://www.lizecheng.net/dev/diff-checker/): Compare two texts line by line and see exactly what was added, removed, or unchanged — in your browser.
- [UUID Generator](https://www.lizecheng.net/dev/uuid-generator/): Generate cryptographically random RFC 4122 v4 UUIDs in bulk — copy one or all, in your browser.
- [Unix Timestamp Converter](https://www.lizecheng.net/dev/unix-timestamp-converter/): Convert Unix timestamps to human dates (UTC, local, ISO 8601) and back — instantly, in your browser.
- [JSON Validator](https://www.lizecheng.net/dev/json-validator/): Check if JSON is valid, pinpoint syntax errors by line and column, and see a structure diagnostic, in-browser.
- [Regex Tester](https://www.lizecheng.net/dev/regex-tester/): Test JavaScript regex live — see every match, capture group, and named group highlighted as you type.
- [Color Palette Generator](https://www.lizecheng.net/color/color-palette-generator/): Pick a base color, get a matching palette — complementary, analogous, triadic, and more.
- [Random Color Generator](https://www.lizecheng.net/color/random-color-generator/): Generate random HEX, RGB, and HSL colors instantly. Click any swatch to copy — no signup needed.
- [RGB To HEX](https://www.lizecheng.net/color/rgb-to-hex/): Convert RGB to HEX and HEX to RGB instantly, with a live color preview and HSL — right in your browser.
- [Bold Text Generator](https://www.lizecheng.net/text/bold-text-generator/): Turn plain text into 𝐛𝐨𝐥𝐝 Unicode you can paste into Instagram, X and LinkedIn bios.
- [Case Converter](https://www.lizecheng.net/text/case-converter/): Convert text between UPPERCASE, Title Case, camelCase, snake_case and more — instantly in your browser.
- [Strikethrough Text](https://www.lizecheng.net/text/strikethrough-text/): Cross out any text with Unicode overlays — paste it into chats, bios, and posts, no formatting needed.
- [Cursive Text Generator](https://www.lizecheng.net/text/cursive-text-generator/): Turn plain text into 𝒸𝓊𝓇𝓈𝒾𝓋𝑒 Unicode you can paste into Instagram, TikTok and Discord bios.
- [Zalgo Glitch Text Generator](https://www.lizecheng.net/text/zalgo-glitch-text/): Turn plain text into cursed, glitchy Zalgo text with adjustable intensity — copy anywhere.
- [Upside Down Text](https://www.lizecheng.net/text/upside-down-text/): Flip your text upside down (uʍop ǝpᴉsdn) for bios, chats, and posts — copy-paste ready, no signup.
- [Color Contrast Checker](https://www.lizecheng.net/color/color-contrast-checker/): Check any text/background color pair against WCAG AA and AAA contrast rules in real time.
- [Color Gradient Generator](https://www.lizecheng.net/color/color-gradient-generator/): Build linear and radial CSS gradients visually, then copy production-ready code in one click.
- [RGB to CMYK Converter](https://www.lizecheng.net/color/rgb-to-cmyk/): Convert RGB screen colors to CMYK print percentages (and back) instantly, right in your browser.
- [JPG To PDF](https://www.lizecheng.net/pdf/jpg-to-pdf/): Merge one or many JPGs into a single PDF with A4/Letter/Fit page sizes, auto orientation, and margins — all in your browser.
- [Merge PDF](https://www.lizecheng.net/pdf/merge-pdf/): Combine several PDFs into one file, in your chosen order, entirely in your browser.
- [PNG To PDF](https://www.lizecheng.net/pdf/png-to-pdf/): Turn PNG images into a lossless PDF right in your browser — pixel-perfect, no JPEG blur, nothing uploaded.
- [Split PDF](https://www.lizecheng.net/pdf/split-pdf/): Split one PDF into several smaller PDFs in your browser — by page count or custom ranges, with zero upload.
- [Delete PDF Pages](https://www.lizecheng.net/pdf/delete-pdf-pages/): Remove unwanted pages from a PDF and download the trimmed file, entirely in your browser.
- [Rotate PDF](https://www.lizecheng.net/pdf/rotate-pdf/): Rotate PDF pages 90, 180, or 270 degrees in your browser — no upload, no signup.
- [World Clock](https://www.lizecheng.net/productivity/world-clock/): See the current local time in major world cities at a glance, live-updating every second and fully daylight-saving aware.
- [Time Zone Converter](https://www.lizecheng.net/calculator/time-zone-converter/): Convert any date and time between world time zones, fully DST-aware.
- [Time Duration Calculator](https://www.lizecheng.net/calculator/time-duration-calculator/): Find the exact time between two dates and times, with a clear breakdown and precise totals.
- [GIF Maker](https://www.lizecheng.net/image/gif-maker/): Turn a set of images into one animated GIF, entirely in your browser.
- [Ring Size Chart](https://www.lizecheng.net/calculator/ring-size-converter/): Match your ring size across US, UK, EU and Japan systems in one click.
- [CPS Test](https://www.lizecheng.net/productivity/cps-test/): Measure how fast you can click — your clicks per second (CPS) — with a live countdown and an instant speed rating, right in your browser.
- [Bra Size Converter](https://www.lizecheng.net/calculator/bra-size-converter/): Convert a bra size across US, UK, EU, FR and AU/NZ in one click.
- [Heart Symbol Copy Paste](https://www.lizecheng.net/text/heart-symbol-copy/): Copy heart symbols and heart emoji with one click — dozens of colours, text hearts and love symbols, searchable and ready to paste anywhere.
- [Pomodoro Timer](https://www.lizecheng.net/productivity/pomodoro-timer/): Run the classic 25/5/15 Pomodoro cycle right in your browser — a large countdown, automatic focus and break phases, and a running count of completed sessions.
- [Online Countdown Timer](https://www.lizecheng.net/productivity/online-countdown-timer/): Set any hours, minutes and seconds and count down instantly — opens in a second, no sign-up, and runs entirely on your device.
- [Invoice Generator](https://www.lizecheng.net/productivity/invoice-generator/): Free, no-login invoice maker that builds a print-ready PDF right in your browser — add line items, tax, and a discount and watch the subtotal, tax, and total update live. Your data never leaves your device: no upload, no account, and no watermark on the PDF.
- [Timesheet Calculator](https://www.lizecheng.net/calculator/timesheet-calculator/): Add up a week of clock-in and clock-out times, breaks, and pay in seconds.
- [Roman Numeral Converter](https://www.lizecheng.net/calculator/roman-numeral-converter/): Convert numbers to Roman numerals and back instantly, with strict validation that rejects malformed forms.
- [Online Notepad](https://www.lizecheng.net/productivity/online-notepad/): A distraction-free notepad that autosaves to your browser as you type — no sign-up, nothing uploaded.
- [Time Converter](https://www.lizecheng.net/calculator/time-converter/): Instantly convert any time value across ten units — from nanoseconds to years — in your browser.
- [Keyboard Tester](https://www.lizecheng.net/productivity/keyboard-tester/): Test every key on your keyboard and instantly spot dead, sticky, or ghosting keys.
- [Signature Generator](https://www.lizecheng.net/generators/signature-generator/): Create a signature image and download it as a transparent PNG — free, instant, and fully private in your browser.
- [Online Stopwatch](https://www.lizecheng.net/productivity/online-stopwatch/): Start a precise count-up stopwatch with lap splits — free, private, and instant in your browser.
- [Photo Collage Maker](https://www.lizecheng.net/image/collage-maker/): Turn several photos into one clean grid collage — free, private, no sign-up.
- [Paper Sizes Chart](https://www.lizecheng.net/pdf/paper-size-chart/): Look up any paper size and convert it to pixels at any DPI
- [SVG to PNG Converter](https://www.lizecheng.net/image/svg-to-png/): Convert SVG vector graphics into crisp PNG images right in your browser — set the resolution, pick transparent or white background, and download instantly with nothing ever uploaded.
- [Binary To Text](https://www.lizecheng.net/encoding/binary-to-text/): Convert text to binary and binary back to text instantly, with full Unicode (UTF-8) support and everything running locally in your browser.
- [Random Letter Generator](https://www.lizecheng.net/generators/random-letter-generator/): Instantly generate random letters with control over case, count, vowels or consonants, and repeats.
- [Image Color Picker](https://www.lizecheng.net/image/image-color-picker/): Click any pixel to grab its exact HEX and RGB color — free, private, and right in your browser.
- [Pie Chart Maker](https://www.lizecheng.net/generators/pie-chart-maker/): Turn a list of labels and values into a clean pie chart and download it as a PNG — right in your browser.
- [Online Alarm Clock](https://www.lizecheng.net/productivity/online-alarm-clock/): Set a browser alarm for any time, with a live clock and a loud on-screen ring plus sound.
- [Bingo Card Generator](https://www.lizecheng.net/generators/bingo-card-generator/): Create printable 75-ball bingo cards in one click
- [Image Flipper](https://www.lizecheng.net/image/image-flipper/): Mirror any photo horizontally or vertically — instant, free, and completely private.
- [List Randomizer](https://www.lizecheng.net/text/list-randomizer/): Shuffle any list into a fair, random order instantly and privately in your browser.
- [XML Formatter](https://www.lizecheng.net/dev/xml-formatter/): Beautify or minify XML instantly in your browser — no upload.
- [URL Decoder](https://www.lizecheng.net/encoding/url-encode-decode/): Percent-encode or decode URLs and query values instantly in your browser — Unicode-safe, with clear errors on malformed input, and nothing uploaded.
- [Cooking Measurement Converter](https://www.lizecheng.net/calculator/cooking-converter/): Convert cooking measurements between cups, tablespoons, ounces, grams, °F, °C and gas mark — instantly, all in your browser.
- [Color Mixer](https://www.lizecheng.net/color/color-mixer/): Blend any two colors and read the exact hex and RGB of the result — with a live gradient between them.
- [Sign PDF](https://www.lizecheng.net/pdf/sign-pdf/): Add a handwritten signature to any PDF for free, right in your browser — draw your signature, place it where you want, and download the signed file. Your PDF and signature never leave your device: no upload, no account, no watermark.
- [Crop PDF](https://www.lizecheng.net/pdf/crop-pdf/): Trim the margins of every page in a PDF right in your browser — no upload, no signup.
- [TXT to PDF](https://www.lizecheng.net/pdf/txt-to-pdf/): Turn plain text or a .txt file into a clean, paginated PDF right in your browser.
- [Resize PDF](https://www.lizecheng.net/pdf/resize-pdf/): Resize every PDF page to A4, US Letter, or Legal — or scale by percentage — right in your browser, with no upload.
- [Rearrange PDF Pages](https://www.lizecheng.net/pdf/reorder-pdf-pages/): Rearrange the pages of any PDF into a new order and download the result, all in your browser.
- [Add Page Numbers to PDF](https://www.lizecheng.net/pdf/add-page-numbers-to-pdf/): Stamp page numbers onto every page of a PDF right in your browser — pick the corner, format, and starting number, with nothing uploaded.
- [Flatten PDF](https://www.lizecheng.net/pdf/flatten-pdf/): Make filled PDF form fields permanent and no longer editable, entirely in your browser.
- [Add Watermark to PDF](https://www.lizecheng.net/pdf/add-watermark-to-pdf/): Stamp clear, adjustable text watermarks onto PDF pages without uploading your file.
- [Flip Mirror PDF Pages](https://www.lizecheng.net/pdf/flip-pdf/): Mirror PDF pages horizontally or vertically in your browser.
- [PDF Metadata Editor](https://www.lizecheng.net/pdf/pdf-metadata-editor/): Read and update PDF document metadata privately in your browser.
- [Booklet PDF](https://www.lizecheng.net/pdf/booklet-pdf/): Turn a PDF into a two-up, printable folded booklet in your browser.
- [Split PDF in Half](https://www.lizecheng.net/pdf/split-in-half/): Split every PDF page into matching left/right or top/bottom half-page PDFs locally.
- [Label Maker](https://www.lizecheng.net/productivity/label-maker/): Lay out and print custom labels on US Letter or A4 paper in your browser.
- [Wingdings Translator](https://www.lizecheng.net/text/wingdings-translator/): Convert text to and from the standard Unicode symbols for the full Wingdings 1 keyboard map — letters, digits, and punctuation.
- [Invisible Character](https://www.lizecheng.net/text/invisible-character/): Copy, reveal, and remove common invisible Unicode characters locally.
- [Random Team Generator](https://www.lizecheng.net/generators/random-team-generator/): Randomly split a roster into balanced teams without uploading names.
- [JWT Decoder](https://www.lizecheng.net/dev/jwt-decoder/): Decode a compact JWT header and payload locally, with a clear unverified warning.
- [UTM Link Builder](https://www.lizecheng.net/seo/utm-link-builder/): Build clean campaign URLs with the five traditional UTM parameters, entirely in your browser.
- [Word Cloud Generator](https://www.lizecheng.net/text/word-cloud-generator/): Turn pasted text into a downloadable word cloud without uploading your writing.
- [Blur Image](https://www.lizecheng.net/image/blur-image/): Blur a whole image or a precise rectangular area locally, then download a full-resolution PNG.
- [Pixelate Image](https://www.lizecheng.net/image/pixelate-image/): Pixelate a whole image or a precise rectangular area without uploading the file.
- [Rounding Calculator](https://www.lizecheng.net/calculator/rounding-calculator/): Round exact decimal text with five clearly defined modes, without binary floating-point surprises.
- [Caesar Cipher Decoder](https://www.lizecheng.net/encoding/caesar-cipher/): Encode or decode a classic Caesar shift while preserving case, punctuation, numbers, and non-ASCII text.
- [Random Number Generator](https://www.lizecheng.net/generators/random-number-generator/): Generate fair random integers from your chosen inclusive range without sending any values to a server.
- [Text to ASCII Art Generator](https://www.lizecheng.net/image/ascii-art-generator/): Turn a local image into copyable ASCII art with adjustable width, density, and light-dark direction.
- [Discord Timestamp Generator](https://www.lizecheng.net/generators/discord-timestamp-generator/): Turn a local date and time into copy-ready Discord timestamp markup for every current display style.
- [Favicon Generator](https://www.lizecheng.net/image/favicon-generator/): Turn one local image into selectable square PNG favicons and copy the matching HTML icon links.
- [Random Activity Generator](https://www.lizecheng.net/generators/random-activity-generator/): Find a practical activity for the time and company you have instead of spending that time deciding what to do.
- [Wallpaper Calculator](https://www.lizecheng.net/calculator/wallpaper-calculator/): Estimate wallpaper by full drops and whole rolls while accounting for wall corners, trim, and vertical pattern repeat.
- [Excel Keyboard Shortcuts](https://www.lizecheng.net/dev/excel-shortcuts/): Search practical Excel shortcuts by action, platform, and category, then copy the exact keys you need.
- [Receipt Maker](https://www.lizecheng.net/productivity/receipt-maker/): Create a clear paid receipt with itemized totals, tax, discount, tip, tendered amount, and change.
- [Temperature Converter](https://www.lizecheng.net/calculator/temperature-converter/): Convert absolute temperatures among Celsius, Fahrenheit, Kelvin, and Rankine with below-zero validation.
- [ASCII Table](https://www.lizecheng.net/dev/ascii-table/): Look up every standard 7-bit ASCII code with exact decimal, hexadecimal, octal, and binary values.
- [HTTP Status Codes](https://www.lizecheng.net/dev/http-status-codes/): Find registered HTTP response codes by number, phrase, response class, meaning, or RFC reference.
- [Line Graph Maker](https://www.lizecheng.net/generators/line-graph-maker/): Turn labeled numeric rows into a clean line graph and download a standalone SVG without uploading data.
- [Create Fillable PDF](https://www.lizecheng.net/pdf/create-pdf-form/): Create a new fillable PDF with text boxes and checkboxes directly in your browser.
- [Image Rotator](https://www.lizecheng.net/image/image-rotator/): Rotate a JPG, PNG, or WebP left, right, or 180 degrees locally and download a full-resolution PNG.
- [Text Reverser](https://www.lizecheng.net/text/text-reverser/): Reverse text without breaking emoji, combining accents, or ordinary line endings.
- [HEX to RGB Converter](https://www.lizecheng.net/color/hex-to-rgb/): Convert CSS hexadecimal colors into exact red, green, blue, and optional alpha channel values.
- [Random Date Generator](https://www.lizecheng.net/generators/random-date-generator/): Generate uniformly sampled calendar dates from an inclusive range without daylight-saving drift.
- [Audio Cutter](https://www.lizecheng.net/audio/audio-cutter/): Cut an exact time range from browser-decodable audio and download a local PCM16 WAV.
- [Reverse Audio](https://www.lizecheng.net/audio/reverse-audio/): Reverse every decoded audio sample locally and download the result as an explicitly labeled PCM16 WAV file.
- [SVG to JPG Converter](https://www.lizecheng.net/image/svg-to-jpg/): Convert a safe, self-contained SVG into an opaque JPG locally with explicit size and quality controls.
- [Extract PDF Pages](https://www.lizecheng.net/pdf/extract-pdf-pages/): Copy selected PDF pages into a new file in the exact order you specify.
- [Email Extractor](https://www.lizecheng.net/text/email-extractor/): Extract, case-insensitively deduplicate, and optionally sort practical email addresses from pasted text locally.
- [Special Characters Copy and Paste](https://www.lizecheng.net/text/special-characters-copy-paste/): Find and copy a curated special character with its official Unicode name and code point visible.
- [Weight Converter](https://www.lizecheng.net/calculator/weight-converter/): Convert kilograms, grams, pounds, ounces, stone, tonnes, and other verified mass units locally.
- [JSON To CSV](https://www.lizecheng.net/dev/json-to-csv/): Convert a JSON object array into RFC 4180-style CSV locally with default spreadsheet formula protection.
- [Online Scoreboard](https://www.lizecheng.net/productivity/online-scoreboard/): Keep two team scores with clear +1, +2, +3, subtract, single-team reset, and confirmed full reset controls.
- [Online Drum Machine](https://www.lizecheng.net/audio/drum-machine/): Build and play a 16-step kick, snare, and hi-hat beat locally with no samples or uploads.
- [Scatter Plot Maker](https://www.lizecheng.net/generators/xy-scatter-plot-maker/): Turn x,y rows into a linear XY scatter plot and download the exact preview as a standalone SVG.
- [Circle Crop](https://www.lizecheng.net/image/circle-crop/): Crop a JPG, PNG, or WebP into a centered circle locally and download a full-resolution transparent PNG.
- [Line Counter](https://www.lizecheng.net/text/line-counter/): Count total, non-blank, and blank lines plus the longest line without uploading your text.
- [Regex Cheat Sheet](https://www.lizecheng.net/dev/regex-cheatsheet/): Find and copy JavaScript RegExp tokens without mixing syntax from another regular-expression dialect.
- [Audio Joiner](https://www.lizecheng.net/audio/audio-joiner/): Join 2–10 browser-decodable audio files in a chosen order and download one local PCM16 WAV.
- [Image Overlay](https://www.lizecheng.net/image/image-overlay/): Place one image over another at a chosen position, scale, and opacity without uploading either file.
- [Scientific Notation Converter](https://www.lizecheng.net/calculator/scientific-notation-converter/): Convert exact decimal text among scientific, engineering, and complete decimal notation without binary floating-point rounding.
- [Sphere Volume Calculator](https://www.lizecheng.net/calculator/sphere-volume-calculator/): Calculate sphere volume from a radius or diameter in eight common length units, with the cubic unit stated explicitly.
- [Vigenere Cipher Decoder](https://www.lizecheng.net/encoding/vigenere-cipher/): Encrypt or decrypt classic Vigenere text with a known repeating A–Z key entirely in your browser.
- [XML Sitemap Generator](https://www.lizecheng.net/seo/sitemap-generator/): Turn a reviewed list of page URLs into a standards-based XML sitemap without crawling or uploading the site.
- [Audio Pitch Changer](https://www.lizecheng.net/audio/audio-pitch-changer/): Shift an audio file from one octave down to one octave up locally, then download the complete resampled result as PCM16 WAV.
- [White Noise Generator](https://www.lizecheng.net/audio/white-noise-generator/): Play bounded white noise locally in your browser with an immediate stop control and a 0–100% volume slider.
- [Base64 to Image Converter](https://www.lizecheng.net/image/base64-to-image/): Turn strict Base64 image data into a validated PNG, JPEG, GIF, or WebP preview and download without uploading it.
- [CSS Grid Generator](https://www.lizecheng.net/dev/css-grid-generator/): Build a bounded CSS Grid with explicit columns, rows, gap, and item alignment, preview it live, and copy standards-based declarations.
- [Flexbox Generator](https://www.lizecheng.net/dev/flexbox-generator/): Configure five core Flexbox controls, inspect a fixed multi-item preview, and copy deterministic CSS without arbitrary style input.
- [PX to REM Converter](https://www.lizecheng.net/dev/px-to-rem-converter/): Convert CSS lengths between pixels and rem units with a custom root font size and copy-ready output.
- [Hex to Text Converter](https://www.lizecheng.net/encoding/hex-to-text/): Parse hexadecimal bytes with explicit separator and 0x-prefix rules, then decode only complete valid UTF-8 without silent replacement.
- [Image To Ascii](https://www.lizecheng.net/image/image-to-ascii/): Decode a PNG, JPEG, GIF, or WebP locally and turn one still frame into bounded, copyable, downloadable ASCII art.
- [Line Break Remover](https://www.lizecheng.net/text/line-break-remover/): Replace, remove, or paragraph-normalize standardized line breaks without trimming or collapsing other whitespace.
- [Trapezoid Area Calculator](https://www.lizecheng.net/calculator/trapezoid-area-calculator/): Calculate trapezoid area from two parallel side lengths and their perpendicular height in eight common units.
- [CSV To JSON](https://www.lizecheng.net/dev/csv-to-json/): Parse a bounded RFC 4180-style comma file locally and export string-preserving JSON without losing quoted commas, quotes, or line endings.
- [ROT13 Encoder Decoder](https://www.lizecheng.net/encoding/rot13-encoder/): Apply reversible ROT13 to ASCII letters while preserving case and leaving every other character unchanged.
- [Text To HEX](https://www.lizecheng.net/encoding/text-to-hex/): Encode text into exact UTF-8 hexadecimal with continuous, spaced, or 0x-prefixed output and explicit Unicode replacement warnings.
- [Bar Chart Maker](https://www.lizecheng.net/generators/bar-chart-maker/): Turn 2 to 30 label,value rows into a readable bar chart and download the exact preview as SVG.
- [Yes or No Generator](https://www.lizecheng.net/generators/yes-no-generator/): Generate a local 50/50 Yes or No with browser Web Crypto, an optional question, and a transparent 20-entry history.
- [Gantt Chart Maker](https://www.lizecheng.net/productivity/gantt-chart-maker/): Turn 2 to 30 task,start,end rows into a deterministic UTC Gantt timeline and download the exact preview as SVG.
- [Invert Image Colors](https://www.lizecheng.net/image/image-color-inverter/): Invert every decoded RGB channel in a verified PNG, JPEG, GIF, or WebP image while preserving alpha, then download a still PNG.
- [Image to Base64 Converter](https://www.lizecheng.net/image/image-to-base64/): Convert a validated PNG, JPEG, GIF, or WebP file to plain Base64 or an accurate image data URL without uploading it.
- [Code to Image Generator](https://www.lizecheng.net/dev/code-to-image/): Turn complete code text into a clean light or dark PNG locally, without uploading or executing it.
- [HTML Cleaner](https://www.lizecheng.net/dev/html-cleaner/): Normalize an HTML fragment through the browser parser and optionally remove comment nodes without previewing or executing the result.
- [JSON Minifier](https://www.lizecheng.net/dev/json-minifier/): Turn strict JSON into a compact JSON.parse and JSON.stringify result while explicitly rejecting duplicate keys and unsafe numeric rewrites.
- [Cookie to JSON Converter](https://www.lizecheng.net/dev/cookie-to-json/): Convert a strict Cookie request header to a JSON string map and back locally without decoding or silently overwriting values.
- [Directory Tree Generator](https://www.lizecheng.net/dev/directory-tree-generator/): Turn a strict list of relative file paths into a deterministic, copy-ready directory tree without uploading project names or structure.
- [Dummy File Generator](https://www.lizecheng.net/dev/dummy-file-generator/): Create an exactly sized zero-filled, secure-random, or repeated-text file locally for upload, storage, and transfer testing.
- [BOM Remover](https://www.lizecheng.net/dev/bom-remover/): Remove exactly one leading U+FEFF from pasted decoded text locally while preserving every internal, trailing, or second leading occurrence.
- [Chmod Calculator](https://www.lizecheng.net/dev/chmod-calculator/): Convert Unix permission bits between strict octal and complete rwx notation, including setuid, setgid, and sticky states.
- [URL Parser](https://www.lizecheng.net/dev/url-parser/): Break an absolute HTTP or HTTPS URL into normalized, credential-safe components and ordered query parameters locally.
- [Chinese Zodiac Calculator](https://www.lizecheng.net/fortune/chinese-zodiac-calculator/): Map a Gregorian birth year to the conventional 12-animal Chinese zodiac cycle while keeping the Lunar New Year boundary visible.
- [Text To Speech](https://www.lizecheng.net/productivity/text-to-speech/): Read up to 20,000 characters aloud with a browser voice, adjustable rate and pitch, and explicit pause, resume, and stop controls.
- [Video Compressor](https://www.lizecheng.net/video/video-compressor/): Re-encode a video locally as bounded WebM with small, balanced, or quality presets and inspect the actual before-and-after size.
- [Online Metronome](https://www.lizecheng.net/audio/metronome/): Play a local accented metronome from 30 to 240 BPM with one to twelve beats per measure and an immediate stop control.
- [Text to Binary Converter](https://www.lizecheng.net/encoding/text-to-binary/): Encode text as visible 8-bit UTF-8 binary bytes or decode strictly formatted binary back to valid Unicode text.
- [Video Cropper](https://www.lizecheng.net/video/video-cropper/): Crop a browser-decodable video to an exact in-frame pixel rectangle and download a finite-duration WebM without uploading it.
- [Combine Images](https://www.lizecheng.net/image/combine-images/): Arrange 2–12 local images horizontally, vertically, or in a centered grid and export one PNG.
- [Video to Audio Converter](https://www.lizecheng.net/video/video-to-audio/): Extract the audio track from a local video as an Opus WebM file without uploading the source.
- [YouTube Thumbnail Downloader](https://www.lizecheng.net/generators/youtube-thumbnail-grabber/): Turn a YouTube video URL or ID into direct links for the thumbnail sizes YouTube exposes.
- [Mind Map Maker](https://www.lizecheng.net/generators/mind-map-maker/): Turn a plain indented outline into a deterministic, downloadable SVG mind map entirely in the browser.
- [Video Trimmer](https://www.lizecheng.net/video/video-trimmer/): Trim a bounded section from a local video and download a finite-duration WebM clip without uploading the source.
- [Zodiac Sign Calculator](https://www.lizecheng.net/calculator/zodiac-sign-calculator/): Match a month and day to the popular fixed-date tropical zodiac convention with clear approximation limits.
- [Online HTML Editor](https://www.lizecheng.net/dev/html-editor/): Edit HTML and CSS side by side and render a deliberately restricted local preview without running scripts.
- [JavaScript Playground](https://www.lizecheng.net/dev/javascript-playground/): Run short JavaScript snippets in a time-limited worker inside a unique-origin, network-blocked sandbox.
- [Video Resizer](https://www.lizecheng.net/video/video-resizer/): Resize a local video to a bounded exact or aspect-preserving WebM without uploading the source.
- [EXIF Viewer](https://www.lizecheng.net/image/exif-viewer/): Inspect common JPEG camera, capture, lens, orientation, and GPS metadata locally without uploading the photo.
- [Video Frame Extractor](https://www.lizecheng.net/video/video-frame-extractor/): Seek to an exact time in a short local video and download the browser-decoded frame as a full-size PNG.
- [XML to JSON Converter](https://www.lizecheng.net/dev/xml-to-json/): Convert bounded, well-formed XML into readable JSON locally with attributes, text, namespaces, and repeated elements preserved.
- [Add Border to Image](https://www.lizecheng.net/image/add-border/): Add a solid 1–500 pixel border around a local JPG, PNG, or WebP and download a full-resolution PNG.
- [ASCII Converter](https://www.lizecheng.net/encoding/ascii-converter/): Convert standard 7-bit ASCII text to decimal codes or decode decimal codes back to exact ASCII characters locally.
- [CSV to PDF](https://www.lizecheng.net/pdf/csv-to-pdf/): Turn a small CSV table into a landscape PDF locally, with repeated headers, quoted-field parsing, and no upload.
- [Black and White Photo Converter](https://www.lizecheng.net/image/black-and-white-converter/): Convert a local JPG, PNG, or WebP to a full-resolution grayscale PNG with a documented W3C channel matrix.
- [Complementary Color Finder](https://www.lizecheng.net/color/complementary-color-finder/): Find the exact 8-bit digital RGB inverse of a six-digit hex color, with both swatches and channel values shown.
- [Speed Converter](https://www.lizecheng.net/calculator/speed-converter/): Convert non-negative speeds among m/s, km/h, mph, knots, and ft/s using documented exact unit relationships.
- [MAC Address Generator](https://www.lizecheng.net/dev/mac-address-generator/): Generate 1–20 cryptographically random, locally administered unicast 48-bit MAC addresses for safe test data.
- [Week Number Calculator](https://www.lizecheng.net/calculator/week-number-calculator/): Find the ISO 8601 week-year, week number, and Monday-based weekday for a valid Gregorian date.
- [Microsoft Word Keyboard Shortcuts](https://www.lizecheng.net/dev/word-shortcuts/): Search 20 common Microsoft Word keyboard shortcuts with separate Windows and Mac mappings.
- [Math Worksheet Generator](https://www.lizecheng.net/generators/math-worksheet-generator/): Create printable arithmetic practice with a separate answer key in seconds.
- [Online Whiteboard](https://www.lizecheng.net/productivity/online-whiteboard/): Sketch ideas on a responsive private canvas and download a clean PNG.
- [Truth or Dare Generator](https://www.lizecheng.net/generators/truth-or-dare-generator/): Pick a family-friendly truth question or harmless dare without setting up cards or a spinner.
- [CMYK To RGB](https://www.lizecheng.net/color/cmyk-to-rgb/): Preview uncalibrated CMYK percentages as an approximate screen RGB color and hex value.
- [Cron Expression Generator](https://www.lizecheng.net/dev/cron-expression-generator/): Build a standard five-field cron expression from a readable schedule without memorizing field order.
- [Public NTP Server List](https://www.lizecheng.net/dev/ntp-server-list/): Compare official public NTP hostnames and copy ready-to-review ntpd configuration lines.
- [EXIF Remover](https://www.lizecheng.net/image/exif-remover/): Remove source EXIF and GPS segments by rebuilding a JPEG, PNG, or WebP from decoded pixels locally.
- [Random IP Address Generator](https://www.lizecheng.net/generators/random-ip-generator/): Generate unique documentation or private IP addresses without accidentally targeting public systems.
- [Screen Light for Video Calls](https://www.lizecheng.net/productivity/screen-light/): Turn a browser panel into a simple adjustable fill light for video calls and photos.
- [Round Image Corners](https://www.lizecheng.net/image/round-image-corners/): Round the corners of a local JPG, PNG, or WebP with a precise 1–50% radius and download a full-resolution PNG.
- [VS Code Keyboard Shortcuts](https://www.lizecheng.net/dev/vscode-shortcuts/): Search 20 common default VS Code keyboard shortcuts with separate Windows, Linux, and macOS mappings.
- [Whitespace Remover](https://www.lizecheng.net/text/whitespace-remover/): Clean pasted text with three explicit modes: collapse horizontal spacing, remove blank lines, or remove every whitespace character.
- [Random Avatar Generator](https://www.lizecheng.net/generators/avatar-generator/): Create a private initials avatar as a 128, 256, or 512 pixel circle or rounded-square PNG.
- [Base32 Encode / Decode](https://www.lizecheng.net/encoding/base32-encode-decode/): Encode UTF-8 text to canonical RFC 4648 Base32 or decode padded and unpadded Base32 back to strict UTF-8.
- [Schema Markup Generator](https://www.lizecheng.net/seo/schema-markup-generator/): Generate escaped JSON-LD script templates for WebSite, Article, or Organization from visible page facts.
- [Words to Numbers Converter](https://www.lizecheng.net/calculator/words-to-numbers/): Convert a clear English cardinal number phrase into digits locally, with strict grammar checks and no uploads.
- [Phone Number Extractor](https://www.lizecheng.net/text/phone-number-extractor/): Find and deduplicate phone-shaped number candidates in pasted text locally, while preserving their original formatting.
- [Sector Area Calculator](https://www.lizecheng.net/calculator/sector-area-calculator/): Calculate circular sector area, arc length, and circle share from a radius and central angle in degrees or radians.
- [Weight on Other Planets Calculator](https://www.lizecheng.net/calculator/weight-on-other-planets/): Compare one Earth scale reading across all eight planets using source-checked JPL equatorial gravity values.
- [IPv6 Subnet Calculator](https://www.lizecheng.net/dev/ipv6-subnet-calculator/): Calculate an IPv6 network prefix, canonical address, first and last numeric address, host bits, and exact range size locally.
- [JSON To XML](https://www.lizecheng.net/dev/json-to-xml/): Convert JSON into escaped, typed XML with a documented deterministic mapping, custom root name, and no uploads.
- [HTML Entity Encoder / Decoder](https://www.lizecheng.net/encoding/html-entity-encode-decode/): Encode HTML syntax characters or decode current named and numeric character references entirely in the browser.
- [Bulk QR Code Generator](https://www.lizecheng.net/seo/bulk-qr-code-generator/): Generate up to 20 separate QR Code PNGs from unique lines locally using the project’s existing QR encoder.
- [Keyword Density Checker](https://www.lizecheng.net/seo/keyword-density-checker/): Count Unicode words and an optional exact phrase, then inspect transparent density percentages without ranking promises.
- [Robots.txt Generator](https://www.lizecheng.net/seo/robots-txt-generator/): Create a standards-aligned robots.txt file for one website without sending configuration data to a server.
- [Volume Changer](https://www.lizecheng.net/audio/volume-changer/): Raise, reduce, or mute a browser-decodable audio file locally and download a complete PCM16 WAV result.
- [Online Tally Counter](https://www.lizecheng.net/productivity/tally-counter/): Count repeated events by local calendar day, then export a private PNG or CSV history.
- [Table Chart Maker](https://www.lizecheng.net/generators/table-chart-maker/): Turn a small CSV data set into a clean table chart and downloadable SVG without uploading the data.
- [Tile Calculator](https://www.lizecheng.net/calculator/tile-calculator/): Estimate whole tiles and optional boxes from mixed room and tile units with a transparent extra allowance.
- [TV Viewing Distance Calculator](https://www.lizecheng.net/calculator/tv-viewing-distance-calculator/): Compare published TV viewing-distance formulas without presenting one manufacturer’s preference as a universal rule.
- [CSS Box Shadow Generator](https://www.lizecheng.net/dev/css-box-shadow-generator/): Design one standards-shaped CSS box shadow visually and copy a deterministic declaration without external code generation.
- [PowerPoint Keyboard Shortcuts](https://www.lizecheng.net/dev/powerpoint-shortcuts/): Search a verified compact set of Microsoft PowerPoint desktop shortcuts without guessing Windows-to-Mac substitutions.
- [UTF-8 Encoder / Decoder](https://www.lizecheng.net/encoding/utf8-encode-decode/): Convert Unicode text to well-formed UTF-8 bytes or strictly decode byte sequences without silent replacement.
- [Column to Comma Separated List](https://www.lizecheng.net/text/column-to-comma/): Turn one value per line into a comma-separated sequence while safely preserving commas and double quotes inside values.
- [To-Do List](https://www.lizecheng.net/productivity/to-do-list/): Keep a simple private task list in this browser, mark work complete, and return later without creating an account.
- [vCard Generator](https://www.lizecheng.net/generators/vcard-generator/): Create a standards-aligned vCard contact file locally, with safe text escaping and UTF-8 line folding handled automatically.
- [15 Puzzle](https://www.lizecheng.net/games/15-puzzle/): Play the classic 15 puzzle free in your browser — slide the numbered tiles into order with your keyboard, no download or sign-up.
- [2048 Game](https://www.lizecheng.net/games/2048-game/): Play 2048 free in your browser — merge tiles with your arrow keys to reach the 2048 tile, no download or sign-up.
- [Dinosaur Game](https://www.lizecheng.net/games/dinosaur-game/): Play a dinosaur runner game free in your browser — jump obstacles with the space bar, no download and no offline trick needed.
- [Add Background to PNG](https://www.lizecheng.net/image/add-background-to-png/): Replace PNG transparency with an exact solid background color locally while preserving the original pixel dimensions.
- [Add Watermark to Image](https://www.lizecheng.net/image/add-watermark-to-image/): Add a clear text watermark to a JPG, PNG, or WebP locally with controlled position, size, color, and opacity.
- [Image Filter Effects](https://www.lizecheng.net/image/image-filter-effects/): Apply auditable grayscale, sepia, invert, warm, or cool effects locally with an adjustable intensity and preserved alpha.
- [Image Color Extractor](https://www.lizecheng.net/image/image-color-extractor/): Extract a compact palette of the most common visible colors from an image without uploading the file or choosing pixels by hand.
- [RGB to HSV Converter](https://www.lizecheng.net/color/rgb-to-hsv/): Convert integer RGB channels to hue, saturation, and value with explicit ranges, exact achromatic handling, and a live color preview.
- [Web Safe Colors Chart](https://www.lizecheng.net/color/web-safe-colors/): Browse the complete historical 216-color web-safe cube and snap any HEX color to its nearest channel-level match.
- [Image Grid Splitter](https://www.lizecheng.net/image/image-grid-splitter/): Split one local JPG, PNG, or WebP into an exact grid of up to 100 full-resolution PNG tiles without uploading the image.
- [Placeholder Image Generator](https://www.lizecheng.net/image/placeholder-image-generator/): Create a custom-size PNG placeholder with your colors and label instantly, entirely in the browser.
- [Solid Color Image Generator](https://www.lizecheng.net/image/solid-color-image-generator/): Generate an exact-size solid-color PNG, JPEG, or WebP from a six-digit hex color without uploading anything.
- [Add Shadow to Image](https://www.lizecheng.net/image/add-shadow-image/): Add a controlled drop shadow to a local JPG, PNG, or WebP and download a full-resolution transparent PNG without uploading the image.
- [Blank PDF Generator](https://www.lizecheng.net/pdf/blank-pdf-generator/): Create a one-to-100-page blank PDF at exact user-supplied point dimensions and background color entirely in the browser.
- [PDF N-Up: Multiple Pages Per Sheet](https://www.lizecheng.net/pdf/pdf-n-up/): Arrange two or four source PDF pages onto each output sheet locally while preserving page content and fitting mixed page sizes without stretching.
- [Alternate Mix PDF](https://www.lizecheng.net/pdf/alternate-mix-pdf/): Interleave two local PDFs in A1, B1, A2, B2 order and append any remaining pages without uploading either document.
- [Header Footer PDF](https://www.lizecheng.net/pdf/header-footer-pdf/): Add centered header and footer text to every page of a local PDF with page-number tokens, controlled size, and edge margin.
- [PDF Page Counter](https://www.lizecheng.net/pdf/pdf-page-counter/): Count pages and group the exact page-box dimensions in one local PDF without uploading or modifying the document.
- [PDF Overlay](https://www.lizecheng.net/pdf/pdf-overlay/): Place pages from one local PDF over another with proportional centering and adjustable opacity, while preserving the base page count.
- [Remove PDF Annotations](https://www.lizecheng.net/pdf/remove-annotations/): Remove page annotation arrays such as links, comments, and form widgets from a local PDF while leaving painted page content unchanged.
- [Split PDF by Size](https://www.lizecheng.net/pdf/split-by-size/): Split one local PDF into consecutive parts measured against a maximum serialized file size, without uploading the document.
- [Add Line Numbers to Text](https://www.lizecheng.net/text/add-line-numbers/): Number every line of pasted text from a chosen starting value with a custom separator and optional zero padding.
- [Add Prefix and Suffix to Lines](https://www.lizecheng.net/text/add-prefix-suffix/): Add literal prefix and suffix text to every pasted line, with an option to leave blank lines untouched.
- [Print Poster PDF](https://www.lizecheng.net/pdf/print-poster-pdf/): Turn every local PDF page into a 2×2, 3×3, or 4×4 set of same-size printable tiles without uploading the document.
- [Count Occurrences](https://www.lizecheng.net/text/count-occurrences/): Count literal text matches with optional case sensitivity and overlapping detection, then inspect exact zero-based positions.
- [Emoji Remover](https://www.lizecheng.net/text/emoji-remover/): Remove complete emoji grapheme clusters—including joined, flag, keycap, and skin-tone sequences—while preserving all other text in place.
- [Find and Replace Text](https://www.lizecheng.net/text/find-and-replace/): Replace the first or every literal text match with optional case sensitivity, without regular-expression surprises or uploads.
- [Font Previewer](https://www.lizecheng.net/text/font-previewer/): Load a local TTF, OTF, WOFF, or WOFF2 file into the current tab and inspect custom text from 8 to 200 pixels.
- [Line Break Converter](https://www.lizecheng.net/text/line-break-converter/): Convert actual CRLF, CR, and LF line breaks to literal \n, reverse common escape sequences, or replace breaks with spaces.
- [Number to Words Converter](https://www.lizecheng.net/text/number-to-words/): Spell a bounded whole number in deterministic US English with standard short-scale groups and no upload or account.
- [Remove Duplicate Lines](https://www.lizecheng.net/text/remove-duplicate-lines/): Keep the first occurrence of each line with optional case and edge-whitespace comparison, while preserving the retained text exactly.
- [Remove Empty Lines](https://www.lizecheng.net/text/remove-empty-lines/): Remove empty or whitespace-only lines without trimming, reflowing, or changing the content of retained lines.
- [Reverse Words](https://www.lizecheng.net/text/reverse-words/): Reverse non-whitespace token order while keeping every original space, tab, and line-break run in its exact position.
- [Special Characters Remover](https://www.lizecheng.net/text/special-characters-remover/): Remove standardized Unicode symbols alone or symbols plus punctuation without deleting letters, numbers, marks, or whitespace.
- [Text Diff Checker](https://www.lizecheng.net/text/text-diff-checker/): Compare two bounded text versions line by line and see additions, deletions, and unchanged lines without uploading either side.
- [Text File Merger](https://www.lizecheng.net/text/text-file-merger/): Combine two to twenty local text files in selected order with an explicit newline, blank-line, or no-separator rule.
- [Text File Splitter](https://www.lizecheng.net/text/text-file-splitter/): Split one local text file into predictable line-count parts and download every UTF-8 chunk without uploading the source.
- [Text Formatter](https://www.lizecheng.net/text/text-formatter/): One click turns a messy paste into a clean article: paragraphs rejoined, indentation applied, punctuation width normalized and CJK-Latin spacing fixed.
- [Text Padder](https://www.lizecheng.net/text/text-padder/): Pad text to an exact Unicode code-point length on the left, right, or both sides with a custom repeating string.
- [Text Pattern Generator](https://www.lizecheng.net/text/text-pattern-generator/): Expand a numeric {n} placeholder into up to 10,000 deterministic lines with start, step, and optional zero-padding controls.
- [Text Repeater](https://www.lizecheng.net/text/text-repeater/): Repeat exact text up to 10,000 times with a custom separator while preserving multiline content and every boundary character.
- [Text Sorter](https://www.lizecheng.net/text/text-sorter/): Sort up to 50,000 lines with stable English collation, natural number order, exact duplicate removal, and explicit cleanup controls.
- [Text To Slug](https://www.lizecheng.net/text/text-to-slug/): Turn a title into a bounded lowercase slug with explicit ASCII or Unicode rules, NFKD accent handling, and hyphen or underscore separators.
- [Lenny Face Generator](https://www.lizecheng.net/text/lenny-face-generator/): Mix eight eye styles, eight mouths, and six arm treatments into a copyable Unicode face, or generate a random creative combination.
- [URL Extractor](https://www.lizecheng.net/text/url-extractor/): Extract, normalize, and deduplicate HTTP, HTTPS, and www links from up to one million characters without uploading the source text.
- [Vertical Text Generator](https://www.lizecheng.net/text/vertical-text-generator/): Arrange up to 5,000 Unicode grapheme clusters into bounded vertical columns with explicit left-to-right or right-to-left column order.
- [Bubble Text Generator](https://www.lizecheng.net/text/bubble-text-generator/): Turn ASCII letters and digits into verified Unicode circled characters with exact case preservation and transparent unsupported-character behavior.
- [Italic Text Generator](https://www.lizecheng.net/text/italic-text-generator/): Convert ASCII Latin letters into verified Unicode mathematical italic characters, including the special lowercase h mapping, while preserving everything else.
- [Star Symbol Copy Paste](https://www.lizecheng.net/text/star-symbol-copy/): Browse 18 verified Unicode star characters by official name, shape, or code point and copy the exact symbol with one click.
- [NATO Phonetic Alphabet Translator](https://www.lizecheng.net/text/nato-phonetic-alphabet/): Translate ASCII letters to and from the official 26-word ICAO radiotelephony spelling alphabet, with exact Alfa and Juliett spellings.
- [Pig Latin Translator](https://www.lizecheng.net/text/pig-latin-translator/): Turn English ASCII words into one clearly documented Pig Latin variant while preserving punctuation, whitespace, case patterns, and unsupported words.
- [Remove Text Formatting](https://www.lizecheng.net/text/plain-text-converter/): Paste styled content into a native plain-text field, normalize line endings, then copy or download the exact unformatted text without parsing HTML.
- [Palindrome Checker](https://www.lizecheng.net/text/palindrome-checker/): Check words, phrases, sentences, or numbers against a documented forward-and-backward rule after transparent Unicode, case, and punctuation normalization.
- [Compare Two Lists](https://www.lizecheng.net/text/compare-two-lists/): Compare two line-based lists in one pass and get stable union, common, A-only, B-only, and symmetric-difference outputs with optional case sensitivity.
- [Online Grocery List](https://www.lizecheng.net/text/grocery-list-maker/): Build a private browser-saved grocery checklist with categories, duplicate protection, purchase toggles, cleanup, and exact clipboard export.
- [Color Difference Calculator](https://www.lizecheng.net/color/color-difference-calculator/): Compare two opaque HEX colors with a standards-based CIEDE2000 value and inspect each D50 CIELAB coordinate.
- [HTML Color Names Chart](https://www.lizecheng.net/color/named-colors-chart/): Search all 148 opaque CSS named-color keywords and copy each exact standardized HEX or RGB mapping.
- [Life Path Number Calculator](https://www.lizecheng.net/fortune/life-path-number-calculator/): Reduce a birth date to its numerology life path number using the separate-reduction method that keeps master numbers 11, 22 and 33 intact, and see every step of the arithmetic.
- [Birthstone Finder](https://www.lizecheng.net/fortune/birthstone-finder/): Look up the birthstones for any month on both the modern and the traditional lists, with the multi-stone months and the dated official additions shown rather than flattened to one answer.
- [Image Average Color Finder](https://www.lizecheng.net/color/image-average-color/): Find an image's alpha-weighted average color locally and copy the exact HEX value.
- [SVG Blob Generator](https://www.lizecheng.net/color/svg-blob-generator/): Create a reproducible organic SVG blob, then copy or download the exact vector markup.
- [SVG Pattern Generator](https://www.lizecheng.net/color/svg-pattern-generator/): Build a seamless SVG tile and copy matching CSS without uploading assets or writing path markup.
- [CSS Checkbox Generator](https://www.lizecheng.net/color/css-checkbox-generator/): Create an accessible native checkbox style and copy synchronized CSS and HTML.
- [CSS Cubic Bezier Generator](https://www.lizecheng.net/color/css-cubic-bezier/): Design a valid CSS cubic-bezier easing curve and copy its exact timing-function declaration.
- [CSS Toggle Switch Generator](https://www.lizecheng.net/color/css-switch-generator/): Generate a keyboard-operable CSS toggle switch with exact track and knob geometry.
- [CSS Triangle Generator](https://www.lizecheng.net/color/css-triangle-generator/): Generate a precise four-direction CSS border triangle and copy synchronized CSS and HTML.
- [Google Fonts Pair Finder](https://www.lizecheng.net/color/google-fonts-pairing/): Compare eight curated Google Fonts pairs and copy a valid CSS2 link plus fallback CSS.
- [Root Calculator](https://www.lizecheng.net/calculator/root-calculator/): Calculate a real principal nth root from degree 2 through 100 and verify it by exponentiation.
- [Speed of Sound Calculator](https://www.lizecheng.net/calculator/speed-of-sound-calculator/): Estimate the speed of sound in ideal dry air from temperature and read the result in four common speed units.
- [Sphere Surface Area Calculator](https://www.lizecheng.net/calculator/sphere-surface-area-calculator/): Calculate a sphere's surface area from its radius with a visible formula, diameter check, and squared-unit result.
- [Sunrise Sunset Calculator](https://www.lizecheng.net/calculator/sunrise-sunset-calculator/): Estimate sunrise, sunset, and solar noon for coordinates, date, and an explicit civil UTC offset, including polar-day states.
- [Seconds to HMS Converter](https://www.lizecheng.net/calculator/seconds-to-hms/): Turn a whole number of elapsed seconds into a copyable HH:MM:SS duration without wrapping hours at 24.
- [Triangle Area Calculator](https://www.lizecheng.net/calculator/triangle-area-calculator/): Calculate a triangle's area from any base and its perpendicular height, with a visible substitution and squared-unit result.
- [Volume Converter](https://www.lizecheng.net/calculator/volume-converter/): Convert liquid and cubic volume units through a transparent liter reference, with U.S. liquid and imperial measures clearly separated.
- [Bin Packing Calculator](https://www.lizecheng.net/calculator/bin-packing-calculator/): Pack labelled item sizes into equal-capacity bins with deterministic FFD placement, utilization, and a size lower bound.
- [Cut List Optimizer](https://www.lizecheng.net/calculator/cut-list-optimizer/): Arrange a one-dimensional cut list across equal stock lengths with explicit kerf, waste, and a deterministic FFD plan.
- [Traveling Salesman Solver](https://www.lizecheng.net/calculator/tsp-solver/): Build a closed Euclidean tour through 3–50 coordinates using nearest neighbor plus deterministic 2-opt improvement.
- [Assignment Problem Solver](https://www.lizecheng.net/calculator/assignment-problem-solver/): Find the exact minimum-cost one-to-one pairing between equally sized worker and task sets with the deterministic Hungarian algorithm.
- [Knapsack Problem Calculator](https://www.lizecheng.net/calculator/knapsack-calculator/): Choose the maximum-value subset of indivisible items under a whole-number capacity with an exact, inspectable 0/1 dynamic program.
- [Queueing Theory Calculator](https://www.lizecheng.net/calculator/queueing-theory-calculator/): Calculate steady-state M/M/1 utilization, queue length, system population, waiting time, and total time with assumptions shown beside the result.
- [EOQ Calculator](https://www.lizecheng.net/calculator/eoq-calculator/): Balance annual ordering and holding costs with the basic Economic Order Quantity formula and visible model assumptions.
- [Minimum Spanning Tree Solver](https://www.lizecheng.net/calculator/minimum-spanning-tree-solver/): Find an exact minimum-weight tree connecting every named node with deterministic Kruskal selection and explicit disconnected-graph errors.
- [Programmer Calculator](https://www.lizecheng.net/calculator/programmer-calculator/): Inspect ECMAScript 32-bit AND, OR, XOR, NOT, and shift results simultaneously as signed, unsigned, hexadecimal, and binary values.
- [Badge Generator](https://www.lizecheng.net/dev/badge-generator/): Build a Shields.io badge URL, Markdown snippet, and HTML image tag without memorizing path escapes or query parameters.
- [Clipboard Viewer](https://www.lizecheng.net/dev/clipboard-viewer/): Inspect clipboard text locally, reveal invisible whitespace, and measure characters, code points, UTF-8 bytes, lines, words, and JSON validity.
- [Cron Parser](https://www.lizecheng.net/dev/cron-parser/): Validate a classic five-field cron expression, explain its selected fields, and calculate the next five matching times.
- [CSS Border Radius Generator](https://www.lizecheng.net/dev/css-border-radius-generator/): Shape four CSS corners visually and copy the shortest correct border-radius declaration.
- [CSS Button Generator](https://www.lizecheng.net/dev/css-button-generator/): Design a reusable CSS button with coordinated colors, spacing, border, typography, radius, and shadow.
- [CSS Clip Path Generator](https://www.lizecheng.net/dev/css-clip-path-generator/): Create and edit percentage-based CSS polygon clips with live presets and validated coordinate pairs.
- [CSS Glassmorphism Generator](https://www.lizecheng.net/dev/css-glassmorphism-generator/): Tune a transparent glass panel with validated blur, alpha, border, and radius values, then copy production-ready CSS.
- [CSS Gradient Generator](https://www.lizecheng.net/dev/css-gradient-generator/): Build a three-color linear gradient with exact angle and ordered percentage stops, then copy the validated CSS declaration.
- [CSS Loader Generator](https://www.lizecheng.net/dev/css-loader-generator/): Generate a lightweight CSS ring spinner with bounded size, width, colors, and duration plus accessible implementation guidance.
- [CSS Neumorphism Generator](https://www.lizecheng.net/dev/css-neumorphism-generator/): Create a balanced soft-interface surface with validated color contrast, paired shadows, blur, distance, and corner radius, then copy the exact CSS.
- [CSS Speech Bubble Generator](https://www.lizecheng.net/dev/css-speech-bubble-generator/): Build a CSS speech bubble with validated colors, radius, tail size, and four tail directions, then copy the complete pseudo-element rule.
- [CSS Stripes Generator](https://www.lizecheng.net/dev/css-stripes-generator/): Generate a deterministic repeating stripe background with validated angle, two colors, stripe width, and gap width, then copy one CSS declaration.
- [CSS Text Shadow Generator](https://www.lizecheng.net/dev/css-text-shadow-generator/): Tune a single CSS text shadow with exact offsets, blur, colors, and a real preview, then copy the validated declaration.
- [Camel Case to Snake Case Converter](https://www.lizecheng.net/dev/dev-case-converter/): Split identifiers and phrases across acronym, camel-case, separator, and digit boundaries, then copy six deterministic naming styles.
- [Excel Formulas Cheat Sheet](https://www.lizecheng.net/dev/excel-formulas-cheat-sheet/): Search twelve verified everyday Excel functions by name, category, syntax, or purpose and copy the vendor-style argument signature.
- [File Signatures (Magic Bytes) List](https://www.lizecheng.net/dev/file-signatures/): Search twelve source-checked file signatures by format, extension, hexadecimal prefix, or note and copy the exact offset-zero bytes.
- [Git Cheat Sheet](https://www.lizecheng.net/dev/git-cheat-sheet/): Search twelve source-checked Git commands by workflow or purpose, copy a safe template, and review the placeholder and history warnings.
- [Hello World in Different Programming Languages](https://www.lizecheng.net/dev/hello-world-programs/): Search twelve source-checked Hello World examples by language, runtime, filename, or code and copy a conventional command-line entry point.
- [HTML to JavaScript Converter](https://www.lizecheng.net/dev/html-to-javascript/): Turn raw HTML into a valid const assignment using double quotes, single quotes, or a template literal while escaping every delimiter and control character locally.
- [IP to Decimal Converter](https://www.lizecheng.net/dev/ip-to-decimal-converter/): Convert strict dotted-decimal IPv4 addresses to exact unsigned 32-bit integers and reverse them without rounding, leading-zero ambiguity, or network requests.
- [IPv4 to IPv6 Converter](https://www.lizecheng.net/dev/ipv4-to-ipv6-converter/): Convert a strict IPv4 address into RFC 4291 IPv4-mapped IPv6 mixed, compressed hexadecimal, and fully expanded forms with exact bit placement.
- [JavaScript Key Code Finder](https://www.lizecheng.net/dev/keycode-finder/): Press a real key and inspect its layout-aware key value, physical code, location, modifiers, repeat and composition flags, plus the deprecated keyCode.
- [Linux Commands Cheat Sheet](https://www.lizecheng.net/dev/linux-commands-cheat-sheet/): Search thirteen source-checked GNU/Linux file, text, location, and disk commands and copy conservative templates without destructive flags.
- [Mesh Gradient Generator](https://www.lizecheng.net/dev/mesh-gradient-generator/): Layer four standards-based radial gradients over a base color, tune their colors and fade spread, preview the result, and copy exact CSS locally.
- [MIME Type Lookup](https://www.lizecheng.net/dev/mime-type-lookup/): Search 24 source-checked media types by extension, format, or MIME string, then copy the exact registered value.
- [Nano ID Generator](https://www.lizecheng.net/dev/nanoid-generator/): Generate up to 100 cryptographically random Nano ID-compatible strings with a validated length from 1 to 128 characters.
- [Photoshop Keyboard Shortcuts](https://www.lizecheng.net/dev/photoshop-shortcuts/): Search 16 source-checked Photoshop desktop shortcuts, switch between Windows and macOS, and copy the exact default keys.
- [Query String Parser](https://www.lizecheng.net/dev/query-string-parser/): Convert query strings to readable JSON and flat JSON objects back to encoded query strings while preserving repeated keys.
- [SVG to Base64 Converter](https://www.lizecheng.net/dev/svg-to-base64/): Encode complete Unicode SVG source as a UTF-8 Base64 data URL or decode that exact data URL back to text.
- [HTML Table to JSON Converter](https://www.lizecheng.net/dev/table-to-json/): Extract text from the first HTML table and convert rows into predictable JSON objects with safe header handling.
- [ANSI Color Codes Generator](https://www.lizecheng.net/dev/ansi-color-codes/): Build and copy raw SGR escape sequences and search the standard 8 plus bright 8 terminal color codes.
- [Text to HTML Paragraphs Converter](https://www.lizecheng.net/dev/text-to-html-paragraphs/): Convert plain text blocks into escaped HTML paragraphs with an explicit choice for single line breaks.
- [ULID Generator](https://www.lizecheng.net/dev/ulid-generator/): Generate monotonic ULID batches from cryptographic randomness and decode the embedded millisecond timestamp.
- [CSV to HTML Table Converter](https://www.lizecheng.net/dev/csv-to-html-table/): Convert RFC 4180-style CSV into escaped, structured table markup with a safe React preview and exact clipboard output.
- [JSON to Zod Schema Converter](https://www.lizecheng.net/dev/json-to-zod/): Infer a reviewable Zod schema from one JSON sample, including nested objects, arrays, unions, nullable values, and optional merged fields.
- [XPath Tester](https://www.lizecheng.net/dev/xpath-tester/): Evaluate XPath 1.0 against detached XML and inspect node, string, number, or Boolean results without inserting matched markup.
- [JSON Schema Generator](https://www.lizecheng.net/dev/json-schema-generator/): Infer a Draft 2020-12 JSON Schema from sample structure with required presence, nullable values, arrays, mixed types, and explicit uncertainty.
- [JSON to Rust Struct Converter](https://www.lizecheng.net/dev/json-to-rust-struct/): Infer reviewable Serde Rust structs from JSON, including nested objects, vectors, optional fields, nulls, renames, and normalized identifier collisions.
- [Properties to JSON Converter](https://www.lizecheng.net/dev/properties-to-json/): Parse Java load(Reader)-style properties into string-valued JSON with continuations, escapes, comments, and duplicate replacement handled explicitly.
- [JSON to HTML Table Converter](https://www.lizecheng.net/dev/json-to-html-table/): Turn strict JSON objects into an escaped, copy-ready HTML table with deterministic union columns and a safe text preview.
- [Quartz Cron Expression Generator](https://www.lizecheng.net/dev/quartz-cron-generator/): Build reviewable six- or seven-field Quartz cron expressions for intervals, weekdays, monthly rules, last days, and nth weekdays.
- [XML to CSV Converter](https://www.lizecheng.net/dev/xml-to-csv/): Convert repeated XML record elements to RFC-style CSV with attributes, repeated children, exact tag selection, and optional formula protection.
- [IEEE 754 Floating Point Converter](https://www.lizecheng.net/dev/ieee-754-converter/): Encode decimal values to IEEE 754 binary32 or binary64 fields and decode exact bit or hexadecimal patterns back to browser numbers.
- [JSON Diff](https://www.lizecheng.net/dev/json-diff/): Compare two strict JSON values structurally and receive deterministic added, removed, changed, and type-changed entries at JSON Pointer paths.
- [JWT Generator](https://www.lizecheng.net/dev/jwt-generator/): Create a compact HS256 JWT from strict JSON claims with standards-based base64url encoding and browser-native HMAC-SHA-256.
- [AES Encryption Online](https://www.lizecheng.net/encoding/aes-encrypt-decrypt/): Encrypt text into a portable authenticated AES-256-GCM JSON package or decrypt a package with its password entirely in your browser.
- [Base100 Encoder / Decoder](https://www.lizecheng.net/encoding/base100-encode-decode/): Encode UTF-8 text as the original Base100 emoji mapping or strictly decode Base100 symbols back to valid UTF-8 text.
- [Common Network Ports List](https://www.lizecheng.net/dev/common-ports-list/): Search a curated table of common TCP and UDP ports by number, registered service, protocol, category, or practical description.
- [Base58 Encode / Decode](https://www.lizecheng.net/encoding/base58-encode-decode/): Encode UTF-8 text with the Bitcoin Base58 alphabet or decode raw Base58 into exact hexadecimal bytes and a UTF-8 interpretation.
- [Base64 to Hex Converter](https://www.lizecheng.net/encoding/base64-to-hex/): Convert canonical padded RFC 4648 Base64 into exact lowercase hexadecimal bytes or turn strict hexadecimal bytes back into Base64.
- [Checksum Calculator](https://www.lizecheng.net/encoding/checksum-calculator/): Calculate explicit XOR-8 BCC, Modbus ASCII two's-complement LRC, and byte-sum modulo 256 values from UTF-8 text or hex bytes.
- [CRC32 Calculator](https://www.lizecheng.net/encoding/crc32-calculator/): Calculate CRC-32/ISO-HDLC from UTF-8 text or explicit hexadecimal bytes with fixed parameters and an eight-digit result.
- [File to Base64 Converter](https://www.lizecheng.net/encoding/file-to-base64/): Encode a local file up to 10 MB as canonical Base64 or decode strict Base64 into a downloadable file without uploading bytes.
- [Gzip Compress & Decompress](https://www.lizecheng.net/encoding/gzip-compress-decompress/): Compress UTF-8 text into Base64-wrapped RFC 1952 gzip bytes or decompress gzip Base64 back to strictly valid UTF-8 text.
- [Hill Cipher Decoder](https://www.lizecheng.net/encoding/hill-cipher/): Encrypt or decrypt A-Z text with an invertible 2 by 2 Hill cipher matrix and an explicit modulo-26 convention.
- [HMAC Generator](https://www.lizecheng.net/encoding/hmac-generator/): Generate HMAC-SHA-256, HMAC-SHA-384 or HMAC-SHA-512 from exact UTF-8 or hexadecimal key and message bytes.
- [Password Strength Checker](https://www.lizecheng.net/encoding/password-strength-checker/): Review password length and obvious repeated or sequential patterns locally with transparent, NIST-aligned feedback.
- [Punycode Converter](https://www.lizecheng.net/encoding/punycode-converter/): Convert internationalized domain labels between Unicode and RFC 3492 Punycode entirely in the browser.
- [Rail Fence Cipher Decoder](https://www.lizecheng.net/encoding/rail-fence-cipher/): Encrypt or decrypt text with the historical Rail Fence zigzag transposition while preserving every Unicode code point.
- [RSA Key Generator](https://www.lizecheng.net/encoding/rsa-key-generator/): Generate a 2048- or 3072-bit RSA-OAEP key pair with SHA-256 and export standard public and private PEM locally.
- [Sha1 Hash Generator](https://www.lizecheng.net/encoding/sha1-hash-generator/): Generate a SHA-1 digest from exact UTF-8 text or local file bytes, with an explicit warning about collision attacks.
- [SHA256 Hash Generator](https://www.lizecheng.net/encoding/sha256-hash-generator/): Calculate a standard SHA-256 digest for text or files locally and copy the exact 256-bit result as Hex or Base64.
- [Sha512 Hash Generator](https://www.lizecheng.net/encoding/sha512-hash-generator/): Generate the full 512-bit SHA-512 digest of UTF-8 text or file bytes locally, without truncating it to a shorter variant.
- [Text Steganography](https://www.lizecheng.net/encoding/text-steganography/): Hide a UTF-8 message inside ordinary-looking cover text with a transparent zero-width convention, then reveal it locally.
- [Unicode Encoder / Decoder](https://www.lizecheng.net/encoding/unicode-encode-decode/): Convert text to explicit Unicode code points or rebuild text from U+ and JavaScript-style scalar notation without splitting supplementary characters.
- [UTF-8 Converter](https://www.lizecheng.net/encoding/utf8-converter/): Convert a local UTF-8, UTF-16LE, UTF-16BE or Windows-1252 text file into validated UTF-8 bytes and download the result.
- [A1Z26 Cipher Translator](https://www.lizecheng.net/encoding/a1z26-cipher/): Translate English letters to the explicit A=1 through Z=26 puzzle format and decode validated number groups without ambiguous word boundaries.
- [ROT47 Encoder Decoder](https://www.lizecheng.net/encoding/rot47-encoder/): Encode or decode printable ASCII with the self-inverse ROT47 substitution while preserving spaces, line breaks and every non-ASCII character.
- [XOR Encryption Online](https://www.lizecheng.net/encoding/xor-encrypt-decrypt/): Apply a repeating-key XOR transform to UTF-8 text and exchange the reversible ciphertext as validated hex or Base64, entirely in your browser.
- [Ads Txt Generator](https://www.lizecheng.net/seo/ads-txt-generator/): Build a standards-shaped ads.txt file from explicit authorized-seller details, with strict field validation, duplicate protection and a ready download.
- [Bulk URL Generator](https://www.lizecheng.net/seo/bulk-url-generator/): Generate up to 10,000 validated HTTP or HTTPS URLs from one explicit {n} template, with stepped ranges, descending sequences and zero padding.
- [Canonical Tag Generator](https://www.lizecheng.net/seo/canonical-tag-generator/): Turn a preferred absolute HTTP or HTTPS URL into an HTML-escaped rel=canonical link element with browser-standard normalization and fragment removal.
- [Email Address Obfuscator](https://www.lizecheng.net/seo/email-obfuscator/): Convert a validated email address into an entity-only mailto anchor that deters basic plaintext scrapers while remaining clickable in ordinary browsers.
- [Hreflang Generator](https://www.lizecheng.net/seo/hreflang-generator/): Generate one consistent set of escaped HTML alternate links from locale-and-URL rows, including canonical casing and optional x-default fallback.
- [Htaccess Generator](https://www.lizecheng.net/seo/htaccess-generator/): Create a narrow Apache 2.4 .htaccess for fixed-host HTTPS canonicalization, optional directory-listing disablement and a local custom 404 path.
- [htaccess to Nginx Converter](https://www.lizecheng.net/seo/htaccess-to-nginx-converter/): Translate a deliberately narrow, auditable subset of Apache .htaccess directives into review-ready Nginx lines while surfacing every condition or unsupported rule instead of guessing.
- [Link Extractor](https://www.lizecheng.net/seo/link-extractor/): Extract unique href values from pasted HTML, resolve relative paths against an optional base URL and omit executable schemes without requesting any discovered destination.
- [Meta Robots Generator](https://www.lizecheng.net/seo/meta-robots-generator/): Build a validated robots meta tag and equivalent X-Robots-Tag header from current Google-supported indexing and preview controls without contradictory combinations.
- [Meta Tag Generator](https://www.lizecheng.net/seo/meta-tag-generator/): Generate a clean, escaped basic HTML head block with charset, viewport, title, description and optional author metadata while keeping specialized SEO and social tags separate.
- [Nginx Config Generator](https://www.lizecheng.net/seo/nginx-config-generator/): Create a narrow static-site Nginx HTTP server block from validated domain, root, fallback, cache and gzip choices with explicit testing and TLS limitations.
- [Open Graph Generator](https://www.lizecheng.net/seo/open-graph-generator/): Generate the four required Open Graph properties plus validated optional description, site name and locale with exact HTML escaping and no platform-specific guesswork.
- [Serp Snippet Preview](https://www.lizecheng.net/seo/serp-snippet-preview/): Compare a page title, description, and URL in a clear desktop or mobile search-result simulation before publishing.
- [Sitemap URL Extractor](https://www.lizecheng.net/seo/sitemap-url-extractor/): Turn a pasted XML sitemap or sitemap index into a clean, deduplicated, one-URL-per-line list without uploading the file.
- [Compliment Generator](https://www.lizecheng.net/generators/compliment-generator/): Generate a considerate compliment by focus and tone, optionally personalize it with a name, and copy the wording in one click.
- [Keyword Combiner](https://www.lizecheng.net/seo/keyword-combiner/): Combine two keyword lists into a complete, ordered Cartesian product and copy up to 10,000 unique phrases without silent truncation.
- [Date List Generator](https://www.lizecheng.net/generators/date-list-generator/): Generate an exact inclusive sequence of up to 10,000 calendar dates with a chosen day step and optional weekday labels.
- [LED Scroller](https://www.lizecheng.net/generators/led-scroller/): Turn a short message into a large, looping LED-style scrolling banner with controllable direction, pace, size, pause, and restart.
- [What Should I Eat Generator](https://www.lizecheng.net/generators/what-should-i-eat/): Filter 24 original food ideas by meal, mood, and available time, then draw a local suggestion without an immediate repeat.
- [Fibonacci Sequence Generator](https://www.lizecheng.net/generators/number-to-fibonacci/): Generate 1 to 1,000 indexed Fibonacci terms with exact BigInt arithmetic, then copy the complete local result.
- [Acrostic Poem Generator](https://www.lizecheng.net/generators/acrostic-poem-generator/): Turn a word, name, or short phrase into an original line-by-line acrostic with a selectable uplifting, calm, or playful tone.
- [Story Plot Generator](https://www.lizecheng.net/generators/story-plot-generator/): Generate an original one-paragraph story premise from transparent protagonist, setting, goal, complication, and twist pools.
- [Word Combiner](https://www.lizecheng.net/generators/word-combiner/): Blend two words into a deduplicated set of mechanical spelling candidates for names, labels, projects, and creative brainstorming.
- [Break Reminder](https://www.lizecheng.net/productivity/break-reminder/): Run a simple repeating work-and-break schedule in the current tab with explicit interval, break length, and missed-timer correction.
- [Double Click Test](https://www.lizecheng.net/productivity/double-click-test/): Measure the browser-event interval between two clicks and compare the latest, best, and average result across up to fifty pairs.
- [Key Press Counter](https://www.lizecheng.net/productivity/key-press-counter/): Count keydown events inside a focused capture area, inspect per-key frequencies and recent labels, and optionally include held-key repeats.
- [Mouse Scroll Test](https://www.lizecheng.net/productivity/mouse-scroll-test/): See whether browser wheel events arrive in every direction, with exact event counts and raw horizontal and vertical deltas.
- [Mouse Tester](https://www.lizecheng.net/productivity/mouse-tester/): Check which MouseEvent.button codes the browser receives for primary, auxiliary, secondary, back, and forward buttons.
- [Online Clock](https://www.lizecheng.net/productivity/online-clock/): Display this device's local time as a live analog and digital clock with 12/24-hour, seconds, date, zone, and fullscreen controls.
- [Reaction Time Test](https://www.lizecheng.net/productivity/reaction-time-test/): Measure the interval between a browser's visual go signal and your press, with exact recent, best, and average millisecond results.
- [Dead Pixel Test](https://www.lizecheng.net/productivity/screen-dead-pixel-test/): Inspect a display against eight exact solid sRGB CSS colors, using fullscreen, click, Space, or arrow navigation without uploads.
- [Screen Resolution Checker](https://www.lizecheng.net/productivity/screen-resolution-checker/): Read the screen, available area, viewport, outer window, device pixel ratio, and estimated backing-store pixel dimensions reported by this browser.
- [What Browser Am I Using](https://www.lizecheng.net/productivity/what-is-my-browser/): See the browser brands, platform, mobile hint, language, cookie setting, and raw user-agent string that this browser chooses to expose.
- [Year Progress Tracker](https://www.lizecheng.net/productivity/year-progress/): Track the current local year's elapsed percentage, whole 24-hour periods, and remaining-day ceiling from this device's clock.
- [Letterhead Generator](https://www.lizecheng.net/productivity/letterhead-generator/): Create a clean company letterhead SVG with validated contact details, an accent rule, safe text escaping, and a matching downloadable preview.
- [Audio Effects Online](https://www.lizecheng.net/audio/audio-effects/): Apply one deterministic echo, lightweight reverb, reverse, fade, or normalization effect locally and download the complete PCM16 WAV.
- [Shift Schedule Generator](https://www.lizecheng.net/productivity/shift-schedule-generator/): Turn employee and shift lists into a balanced rotating schedule with exact dates, assignment totals, an on-page table, and a CSV download.
- [LRC File Generator](https://www.lizecheng.net/audio/lrc-generator/): Turn lyric lines into a deterministic simple LRC file with centisecond timestamps, optional song tags, an exact preview, and local download.
- [Audio Equalizer](https://www.lizecheng.net/audio/audio-equalizer/): Apply a disclosed three-band peaking equalizer locally, prevent PCM clipping with one uniform safety scale, and download a complete PCM16 WAV.
- [Audio Waveform Generator](https://www.lizecheng.net/audio/waveform-generator/): Turn locally decoded audio into a deterministic, scalable SVG peak waveform with exact dimensions, colors, and an inspectable download.
- [24 Game Solver](https://www.lizecheng.net/calculator/24-game-solver/): Find exact ways to make 24 from four whole numbers using every number once and only the four basic operations.
- [Fireworks Simulator](https://www.lizecheng.net/games/fireworks-simulator/): Play a short keyboard-friendly fireworks challenge with visible shots, deterministic scoring, deadlock detection, restart, and Boss Key support.
- [Gomoku](https://www.lizecheng.net/games/gomoku/): Play freestyle Gomoku locally on a standard 15×15 board with keyboard controls, four-axis win detection, draw detection, restart, and Boss Key.
- [Maze Game](https://www.lizecheng.net/games/maze-game/): Guide the marker through a compact winding maze using only the arrow keys, with blocked moves ignored and a score that rewards the shortest route.
- [Minesweeper](https://www.lizecheng.net/games/minesweeper/): Clear a fixed beginner minefield with keyboard-accessible reveal and flag controls while using exact adjacent-mine counts to avoid ten hidden mines.
- [Bubble Wrap Popping Game](https://www.lizecheng.net/games/pop-bubble-wrap/): Pop a complete 6 by 6 virtual bubble sheet with arrow-key control, clear progress, instant restart, and no audio or hardware dependency.
- [Hashi Bridges Puzzle](https://www.lizecheng.net/games/hashi-bridges/): Connect six numbered islands with non-crossing single or double bridges while matching every clue and forming one network.
- [Hitori Puzzle](https://www.lizecheng.net/games/hitori-puzzle/): Shade repeated numbers from a five by five grid while keeping black cells apart and every remaining white cell connected.
- [Trap the Cat](https://www.lizecheng.net/games/trap-the-cat/): Place barriers on a compact hex field, anticipate the cat's shortest escape route, and trap it before it reaches the edge.
- [Numberlink Puzzle](https://www.lizecheng.net/games/numberlink-puzzle/): Connect two pairs of matching numbers with continuous orthogonal paths while avoiding reused cells, overlaps, branches, and wrong endpoints.
- [Pipes Puzzle](https://www.lizecheng.net/games/pipes-puzzle/): Rotate nine fixed pipe tiles until every opening matches a neighbor and all tiles form one connected network without a closed loop.
- [Tents Puzzle](https://www.lizecheng.net/games/tents-puzzle/): Pair four trees with four tents while matching every row and column clue and keeping all tents apart, including diagonally.
- [Heyawake Puzzle](https://www.lizecheng.net/games/heyawake-puzzle/): Shade exactly one cell in each room while preserving a connected white area and blocking every three-room white corridor.
- [Masyu Puzzle](https://www.lizecheng.net/games/masyu-puzzle/): Trace one orthogonal loop through black and white pearls while satisfying each pearl's precise turn and straight-line rule.
- [Shingoki Puzzle](https://www.lizecheng.net/games/shingoki-puzzle/): Build one orthogonal loop through numbered black and white circles while matching both their shape and segment-sum clues.
- [Battleships Puzzle](https://www.lizecheng.net/games/battleships-puzzle/): Locate a three-ship fleet from row and column totals while keeping every straight ship separated, even diagonally.
- [Stitches Puzzle](https://www.lizecheng.net/games/stitches-puzzle/): Join every neighboring region pair exactly once while matching row and column endpoint clues without reusing a hole.
- [Thermometers Puzzle](https://www.lizecheng.net/games/thermometers-puzzle/): Set continuous bulb-first fluid levels across eight thermometers until every row and column fill clue is exact.
- [LITS Puzzle](https://www.lizecheng.net/games/lits-puzzle/): Shade one valid L, I, T, or S tetromino per region while preserving one connected, square-free network.
- [Mosaic Puzzle](https://www.lizecheng.net/games/mosaic-puzzle/): Classify every square as black or white until each clue matches its clipped 3×3 neighborhood count.
- [Number Match 10](https://www.lizecheng.net/games/number-match-10/): Clear a six-number board by choosing orthogonally adjacent pairs whose values add exactly to 10.
- [Magic Square Puzzle](https://www.lizecheng.net/games/magic-square/): Arrange 1 through 9 once each so every row, column, and diagonal totals the same magic constant.
- [Math Maze](https://www.lizecheng.net/games/math-maze/): Navigate a small arithmetic maze and apply all four basic operations to reach exactly 10.
- [Number Fill-In Puzzle](https://www.lizecheng.net/games/number-fill-in/): Complete a compact number grid so every row and column contains 1, 2, and 3 exactly once.
- [Addition Maze](https://www.lizecheng.net/games/addition-maze/): Choose a route through a compact number maze whose visited cells add to exactly 19.
- [Math Crossword](https://www.lizecheng.net/games/multiplication-crossword/): Fill four shared variables so three crossing multiplication equations are simultaneously true.
- [Number Sequence Quiz](https://www.lizecheng.net/games/number-sequence-quiz/): Identify five different arithmetic patterns before two mistakes end the quiz run.
- [Binary Decoder Game](https://www.lizecheng.net/games/binary-decoder-game/): Decode five four-bit binary values into decimal before a second mistake ends the run.
- [Number Balance](https://www.lizecheng.net/games/number-balance/): Choose the missing one-digit weight that makes both sides of five number scales equal.
- [Prime Hunter](https://www.lizecheng.net/games/prime-hunter/): Find every prime in a fixed number grid before three composite picks end the hunt.
- [Dominosa](https://www.lizecheng.net/games/dominosa-puzzle/): Partition six numbered tiles into adjacent dominoes without repeating any unordered number pair.
- [Number Chain](https://www.lizecheng.net/games/number-chain/): Connect every consecutive number from 1 to 9 on a compact keyboard-controlled grid.
- [Paper Folding Puzzle](https://www.lizecheng.net/games/paper-folding-puzzle/): Predict where punched holes appear after unfolding five transparent four-by-four paper fixtures.
- [Color Gradient Puzzle](https://www.lizecheng.net/games/color-gradient-puzzle/): Restore eight shuffled HSL color tiles by following the shortest hue arc through the 360-degree wraparound.
- [Word Builder](https://www.lizecheng.net/games/word-builder-game/): Build six unique English words from the letters S T R E A M using a transparent, auditable challenge list.
- [World Map Puzzle](https://www.lizecheng.net/games/world-map-puzzle/): Place eight recognizable country silhouettes on a schematic world map using sourced, reproducible boundary data.
- [Cube Net Puzzle](https://www.lizecheng.net/games/cube-net-puzzle/): Classify eight six-square patterns with a reproducible three-dimensional fold test and learn what makes a cube net valid.
- [Memory Match](https://www.lizecheng.net/games/memory-match-game/): Match six fixed symbol pairs on a deterministic twelve-card board with touch controls, complete keyboard play, and no timer pressure.
- [Pattern Completion Test](https://www.lizecheng.net/games/pattern-completion-test/): Practice five transparent visual pattern rules with fixed, repeatable questions and immediate game feedback.
- [Number Memory Test](https://www.lizecheng.net/games/number-memory-test/): Practice recalling five fixed number strings with a deliberate reveal, hide, and keyboard-entry flow that never depends on a timer.
- [Simon Says](https://www.lizecheng.net/games/simon-says-game/): Repeat five fixed color-and-sound sequences with touch controls or number keys and finish on an exact 1,000 points.
- [Visual Memory Test](https://www.lizecheng.net/games/visual-memory-test/): Practice recalling five fixed grid patterns at your own pace with explicit reveal and hide controls, touch play, and complete keyboard access.
- [Backward Digit Span Test](https://www.lizecheng.net/games/backward-digit-span/): Practice reversing five fixed digit strings with a deliberate reveal, hide, and keyboard-entry flow that never depends on a timer.
- [Knights and Knaves](https://www.lizecheng.net/games/knights-and-knaves/): Solve five transparent truth-and-lie puzzles by assigning every speaker as a truth-telling Knight or a lying Knave.
- [Sokoban](https://www.lizecheng.net/games/sokoban/): Push boxes through three deterministic warehouse puzzles with touch controls, full keyboard play, exact undo, and visible corner-deadlock recovery.
- [Killer Sudoku](https://www.lizecheng.net/games/killer-sudoku/): Complete a fixed, uniquely solvable Killer Sudoku by combining familiar row, column, and box logic with connected cage sums.
- [Nonogram](https://www.lizecheng.net/games/nonogram/): Solve a compact, uniquely determined 5 by 5 picture-logic grid with clear clues, touch controls, full keyboard support, and deterministic scoring.
- [Shikaku](https://www.lizecheng.net/games/shikaku/): Partition a fixed 4 by 4 grid into rule-valid rectangles with touch, keyboard, Undo, exact scoring, and a mechanically proven unique solution.
- [Light Up (Akari)](https://www.lizecheng.net/games/light-up-puzzle/): Solve a fixed 5 by 5 Akari board with touch and full keyboard controls, exact rule feedback, deterministic scoring, and a mechanically proven unique solution.
- [Skyscrapers Puzzle](https://www.lizecheng.net/games/skyscrapers-puzzle/): Solve a compact, uniquely verified skyline puzzle by placing heights 1 through 4 and satisfying five necessary viewing clues.
- [Star Battle](https://www.lizecheng.net/games/star-battle-puzzle/): Solve a compact, uniquely determined one-star logic puzzle with an original connected region map, clear touch controls, keyboard play, and deterministic scoring.
- [Binairo (Binary Puzzle)](https://www.lizecheng.net/games/binairo/): Solve an original, uniquely determined 6 by 6 binary grid with standard Binairo rules, touch controls, full keyboard support, and exact scoring.
- [Nurikabe](https://www.lizecheng.net/games/nurikabe/): Solve a compact, uniquely determined Nurikabe board with explicit wall, island, and unknown marks, complete keyboard support, and mechanically verified rules.
- [River Crossing Puzzle](https://www.lizecheng.net/games/river-crossing-puzzle/): Solve the classic wolf, goat, and cabbage crossing with touch and keyboard controls, explicit safety feedback, and a shortest route independently verified by breadth-first search.
- [Hidato](https://www.lizecheng.net/games/hidato-puzzle/): Solve a compact, uniquely determined Hidato number path with immutable clues, eight-direction adjacency, complete keyboard play, and independently verified logic.
- [One Line Draw](https://www.lizecheng.net/games/one-line-draw/): Trace an original eight-node Euler puzzle, cover every edge exactly once, and verify the finite solution set with accessible touch and keyboard controls.
- [Water Sort Puzzle](https://www.lizecheng.net/games/water-sort-puzzle/): Sort a fixed three-color water puzzle with touch and full keyboard controls, transparent pour feedback, Undo, and a 10-move minimum independently verified by breadth-first search.
- [Flood It](https://www.lizecheng.net/games/flood-it/): Flood an original deterministic 5 by 5 color board from its top-left region within the independently proven eight-move minimum.
- [Jewel Match](https://www.lizecheng.net/games/jewel-match/): Solve a fully disclosed match-three cascade with mouse, touch, or keyboard controls and a unique three-swap minimum independently verified by breadth-first search.
- [Lights Out](https://www.lizecheng.net/games/lights-out/): Solve a deterministic Lights Out board with exact cross toggles, complete keyboard control, independently proven solvability, and a unique shortest path.
- [Color by Number](https://www.lizecheng.net/games/color-by-number/): Complete an original 6 by 6 numbered rocket picture with four accessible palette groups, deterministic checking, and full pointer or keyboard control.
- [Crossword Puzzle](https://www.lizecheng.net/games/crossword-puzzle/): Solve a genuine black-and-white word crossword with eight dictionary-backed entries, shared crossings, complete keyboard play, and independently verified numbering.
- [Word Search](https://www.lizecheng.net/games/word-search/): Find eight fully disclosed words across every compass direction with click, touch, or keyboard endpoints and an independently verified unique occurrence for each target.
- [Anagram Game](https://www.lizecheng.net/games/anagram-game/): Unscramble five deterministic dictionary-backed words with exact rack enforcement, complete keyboard play, repairable checking, and independently audited letter multisets.
- [Cryptogram](https://www.lizecheng.net/games/cryptogram-puzzle/): Decode an original 49-letter monoalphabetic substitution fixture with atomic one-to-one mappings, accessible controls, and a fully audited inverse key.
- [Hangman](https://www.lizecheng.net/games/hangman-game/): Solve one fixed seven-letter dictionary word with accessible alphabet controls, physical letter keys, atomic repeat handling, and a transparent six-miss stage.
- [Crack the Code](https://www.lizecheng.net/games/crack-the-code/): Deduce one original three-digit code from two compact position clues, with keyboard and touch input plus exhaustive proof that the answer is unique.
- [Tower Stack](https://www.lizecheng.net/games/tower-stack/): Build a deterministic timing tower with exact overlap clipping, progressively narrower landings, keyboard control, and browser-verifiable pause-and-step alignment.
- [Word Grouping](https://www.lizecheng.net/games/word-grouping-puzzle/): Partition 16 fixed words into four exact spelling-rule groups with a uniquely verified solution, accessible controls, and deterministic scoring.
- [Klotski](https://www.lizecheng.net/games/klotski-puzzle/): Slide six original rectangles across a compact 4 by 5 board and guide the 2 by 2 goal through a disclosed bottom opening in a proven six moves.
- [Logic Grid Puzzle](https://www.lizecheng.net/games/logic-grid-puzzle/): Solve one original three-person logic grid with accessible selectors and an independent exhaustive proof that all four clues are necessary and the answer is unique.
- [3D Tetris](https://www.lizecheng.net/games/tetris-3d/): Plan, rotate, and hard-drop six domino pieces to clear two complete 3D layers and score 1,000.
- [Hidden Object Game](https://www.lizecheng.net/games/hidden-object-game/): Search an original illustrated attic for five named hidden objects.
- [Quick Math Game](https://www.lizecheng.net/games/quick-math-game/): Solve five timed arithmetic expressions as each round gets faster.
- [Spot the Difference](https://www.lizecheng.net/games/spot-the-difference/): Compare two original harbor scenes and locate five precise visual changes.
- [Rebus Puzzle Game](https://www.lizecheng.net/games/rebus-puzzle/): Decode five original visual word arrangements and finish a reproducible 1,000-point route.
- [Tower Defense Game](https://www.lizecheng.net/games/tower-defense/): Build and upgrade two deterministic towers to stop five fixed enemies and score exactly 1,000.
- [Turn-Based Tactics](https://www.lizecheng.net/games/turn-based-tactics/): Plan ten deterministic actions on a compact grid and defeat two enemies for exactly 1,000 points.
- [City Builder Game](https://www.lizecheng.net/games/city-builder/): Place five disclosed permits on a fixed city grid and audit every adjacency point on the way to 1,000.
- [Elemental Alchemy](https://www.lizecheng.net/games/elemental-alchemy-game/): Combine four starting entries through thirteen disclosed fictional recipes and complete a 17-entry archive.
- [Rock Paper Scissors Online](https://www.lizecheng.net/games/rock-paper-scissors/): Challenge a transparent local opponent that changes its next counter from your disclosed move history.
- [Connect the Numbers](https://www.lizecheng.net/games/connect-the-numbers/): Connect eight numbered points in order, inspect every segment, and complete a reproducible browser puzzle for exactly 1,000.
- [Dress Up Game](https://www.lizecheng.net/games/dress-up-game/): Solve five disclosed styling briefs with an original local wardrobe and audit every 80/60/60 match on the way to 1,000.
- [Geometric Sequence Quiz](https://www.lizecheng.net/games/geometric-sequence-quiz/): Practice five disclosed geometric sequences, including negative, zero, and unit ratios, and audit each missing term on the way to 1,000.
- [Edge Match Puzzle](https://www.lizecheng.net/games/edge-matching-puzzle/): Rotate four signed edge cards into the single valid 2-by-2 board proven by an exhaustive 6,144-state audit.
- [Rotating Picture Puzzle](https://www.lizecheng.net/games/rotating-puzzle/): Rotate nine original poster fragments through a disclosed 18-turn route and audit the completed picture at exactly 1,000 points.
- [Shape Matching Game](https://www.lizecheng.net/games/shape-matching-game/): Match five original pieces to equivalent silhouettes across drag, click, and keyboard paths, earning an audited 1,000-point finish.
- [Clock Time Puzzle](https://www.lizecheng.net/games/clock-time-puzzle/): Set five analog clocks in five-minute steps and verify both hand angles before completing the fixed 1,000-point route.
- [Fraction Shape Puzzle](https://www.lizecheng.net/games/fraction-shape-puzzle/): Shade equal parts to match five target fractions and verify every answer by independent cross products on the way to 1,000.
- [Symmetry Puzzle](https://www.lizecheng.net/games/symmetry-puzzle/): Mirror five original left-half patterns across a fixed vertical axis and audit every coordinate for an exact 1,000-point finish.
- [Pattern Memory Game](https://www.lizecheng.net/games/pattern-memory-game/): Memorize five original 3×3 patterns, choose each exact hidden record from four options, and finish with exactly 1,000 points.
- [Position Memory Game](https://www.lizecheng.net/games/position-memory-game/): Study three original shapes on a 3×3 board, restore every hidden position across five fixed files, and earn exactly 1,000 points.
- [Shadow Matching Game](https://www.lizecheng.net/games/shadow-matching-game/): Compare five original object specimens with shuffled silhouettes and complete the fixed catalog for exactly 1,000 points.
- [Face Memory Test](https://www.lizecheng.net/games/face-memory-test/): Study five original illustrated profiles, then identify each one among three auditable visual alternatives.
- [Paired Associates Memory Game](https://www.lizecheng.net/games/paired-associates-memory/): Study five invented cue-to-scene links, then recall each associate from a focused three-choice prompt.
- [Word Chain Memory](https://www.lizecheng.net/games/word-chain-memory/): Recall a five-round word chain that grows one original word at a time while preserving exact order and boundaries.
- [Change Blindness Test](https://www.lizecheng.net/games/change-blindness-test/): Study five original abstract scenes, pass through a brief flicker, and locate the single visible change.
- [Multiple Object Tracking Test](https://www.lizecheng.net/games/multiple-object-tracking/): Track two marked discs through five deterministic six-object motion fields, then select their final positions.
- [Picture Reveal Guessing Game](https://www.lizecheng.net/games/picture-reveal-game/): Reveal useful fragments of five original illustrated scenes and score more by recognizing each picture early.
- [Gear Rotation Puzzle](https://www.lizecheng.net/games/gear-puzzle/): Place several gears into fixed sockets, build a connected reversing train, and turn the target through five deterministic gearboxes.
- [Logic Gate Puzzle](https://www.lizecheng.net/games/logic-gate-puzzle/): Wire real directed AND, OR, and NOT graphs through five fixed levels and make every final output TRUE.
- [Mirror Reflection Puzzle](https://www.lizecheng.net/games/mirror-reflection-puzzle/): Route a ray through five handcrafted mirror grids using slash and backslash tiles.
- [Coin Weighing Puzzle](https://www.lizecheng.net/games/coin-weighing-puzzle/): Use three real equal-pan comparisons to identify one odd coin among twelve.
- [Fill One Line Puzzle](https://www.lizecheng.net/games/fill-one-line-puzzle/): Trace one original continuous path through every open cell across five independently verified grids with pointer, touch, and keyboard controls.
- [Math Operator Puzzle](https://www.lizecheng.net/games/math-operator-puzzle/): Place arithmetic operators between fixed numbers and reach five exact targets under standard precedence.
- [3D Maze](https://www.lizecheng.net/games/3d-maze/): Navigate five true multi-floor graph mazes and master paired stair transitions.
- [Four Color Map Puzzle](https://www.lizecheng.net/games/four-color-map-puzzle/): Color five original planar maps with their independently proven minimum palettes using accessible text, symbol, pointer, and keyboard controls.
- [Ice Sliding Maze](https://www.lizecheng.net/games/ice-sliding-maze/): Plan complete straight-line slides through five original ice grids without stopping early.
- [Color Mixing Game](https://www.lizecheng.net/games/color-mixing-game/): Match five colors with additive RGB and disclosed idealized CMY controls using real Delta E 1976 scoring.
- [Color Sudoku](https://www.lizecheng.net/games/color-sudoku/): Solve classic Sudoku constraints through nine accessible color, number, name, and symbol tokens.
- [Word Riddles](https://www.lizecheng.net/games/word-riddles/): Solve five original one-word English riddles with optional semantic hints, progressive letter reveals, exact normalization, keyboard play, and no hidden hint penalty.
- [Idiom Quiz](https://www.lizecheng.net/games/idiom-quiz/): Practice five carefully sourced English idioms through consistent four-choice completion and meaning cards.
- [Synonym Match](https://www.lizecheng.net/games/synonym-match/): Match five same-sense, same-part-of-speech word pairs verified against WordNet and Cambridge, with accessible touch and keyboard play.
- [Word Chain Game](https://www.lizecheng.net/games/word-chain-game/): Build five verified no-repeat word links from each previous word's final letter.
- [Antonym Match](https://www.lizecheng.net/games/antonym-match/): Match five direct opposites verified by WordNet antonym pointers and Cambridge, with bounded senses, varied answers, touch, and keyboard controls.
- [Hidden Words Puzzle](https://www.lizecheng.net/games/hidden-words-puzzle/): Remove five adjacent hidden words from one persistent board and watch every column fall under real gravity.
- [Rhyme Match](https://www.lizecheng.net/games/rhyme-match/): Match five real rhyming pairs by stressed sound tails rather than misleading spelling patterns.
- [Spelling Quiz](https://www.lizecheng.net/games/spelling-quiz/): Find one misspelled entry, type its verified standard correction, and clear five source-checked rounds with accessible touch and keyboard controls.
- [Word Association Game](https://www.lizecheng.net/games/word-association-game/): Reveal short associations one at a time and preserve more points by connecting them with fewer clues.
- [Word Wipe](https://www.lizecheng.net/games/word-wipe/): Swipe connected letters, wipe complete rows, and race a real 60-second clock in a compact free word game.
- [Fill in the Blank](https://www.lizecheng.net/games/fill-in-the-blank-game/): Complete five original English sentences by typing the one missing word that fits both grammar and meaning.
- [Slingshot Launcher](https://www.lizecheng.net/games/slingshot-game/): Drag opposite the target, release a deterministic pixel-unit projectile, and hit five fixed targets for exactly 1,000 points.
- [Vocabulary Quiz](https://www.lizecheng.net/games/vocabulary-quiz/): Match five words to four visible meanings while correct and wrong choices adapt the next candidate difficulty.
- [Domino Chain Reaction](https://www.lizecheng.net/games/domino-chain/): Place a limited set of dominoes, push the start tile, and watch a real ordered chain propagate toward the goal.
- [Gravity Flip Game](https://www.lizecheng.net/games/gravity-flip-game/): Read fixed corridor obstacles, preserve or flip gravity, and move a real runner path through five deterministic levels.
- [Water Flow Puzzle](https://www.lizecheng.net/games/water-flow-puzzle/): Dig five-cell channels, release a deterministic six-particle flow, and fill five fixed containers for exactly 1,000 points.
- [Chain Reaction](https://www.lizecheng.net/games/chain-reaction-game/): Choose one source unit and watch a deterministic wave spread through nearby powered units on discrete ticks.
- [Stop the Clock Game](https://www.lizecheng.net/games/stop-the-clock-game/): Stop inside five visible millisecond windows, see exact early or late error, and score a deterministic 200 points per round.
- [Tilt Ball Maze](https://www.lizecheng.net/games/tilt-ball-maze/): Guide a digital ball through five fixed-step mazes with independently verified walls, holes, finishes, and shortest routes.
- [Block Stacking Puzzle](https://www.lizecheng.net/games/block-stacking-puzzle/): Rotate and place a finite inventory of voxel pieces until the occupied cells exactly match a supported target shape.
- [Mirror Image Quiz](https://www.lizecheng.net/games/mirror-image-quiz/): Reflect five original asymmetric coordinate shapes across a visible vertical line and earn exactly 200 points per correct match.
- [Shape Rotation Match](https://www.lizecheng.net/games/shape-rotation-match/): Drag and rotate five original asymmetric SVG specimens into accepted alignments with a published 4-unit center tolerance, exact orientation, and audited 1,000-point finish.
- [Counting Blocks Puzzle](https://www.lizecheng.net/games/counting-blocks-puzzle/): Count complete isometric cube piles by reconstructing vertical columns and including blocks hidden behind visible faces.
- [Painted Cube Puzzle](https://www.lizecheng.net/games/painted-cube-puzzle/): Solve five sourced painted-cube counting questions with a repeatable position-class method and exact 1,000-point scoring.
- [Spatial Memory Game](https://www.lizecheng.net/games/spatial-memory-game/): Remember one object in an original 3D coordinate scene, rotate the view, and derive its new perspective position across five exact rounds.
- [Bomb Defuse Game](https://www.lizecheng.net/games/bomb-defuse-game/): Race five fictional color-and-symbol circuits before each countdown expires.
- [Rhythm Tap Game](https://www.lizecheng.net/games/rhythm-tap-game/): Watch five original visual beat patterns, predict each missing beat, and build an exact 1,000-point run without audio or hardware.
- [Speed Sorting Game](https://www.lizecheng.net/games/speed-sorting-game/): Sort five original queues by explicit numeric rank using drag, touch exchanges, or keyboard swaps, then clear the fixed 1,000-point route.
- [Hidden Numbers Game](https://www.lizecheng.net/games/hidden-numbers-game/): Find fixed numbers from 1 upward across five original Canvas search boards using audited touch targets or a progressive keyboard scanner.
- [Multitasking Game](https://www.lizecheng.net/games/multitasking-game/): Track two simultaneous tasks with independent visible deadlines, secure both in each of five fixed rounds, and finish on exactly 1,000 points.
- [Music Rhythm Game](https://www.lizecheng.net/games/music-rhythm-game/): Track falling notes across four silent lanes and clear five authored charts for an exact 1,000-point run.
- [Find the Mistake Game](https://www.lizecheng.net/games/find-the-mistake-game/): Inspect five original visual-rule boards, find one unambiguous anomaly on each, and finish the deterministic route on exactly 1,000 points.
- [Monster Fusion Game](https://www.lizecheng.net/games/monster-fusion-game/): Deduce five exact fictional monster fusions from visible parent traits and one disclosed inheritance rule, with equal keyboard, pointer, and touch controls.
- [What's Missing Game](https://www.lizecheng.net/games/whats-missing-game/): Compare five original fixed scenes, identify exactly one removed item from explicit candidates, and complete a deterministic 1,000-point visual memory run.
- [Brick Builder Studio](https://www.lizecheng.net/games/brick-builder/): Create an original 5-by-5 stacked-brick model, earn five transparent activity milestones, and export the current build as a local PNG.
- [Cocktail Mixing Game](https://www.lizecheng.net/games/cocktail-mixing-game/): Match five visible fictional zero-proof ratios, see exact percentage-point deviation, and earn up to 1,000 points with a disclosed variable-score formula.
- [RGB Guessing Game](https://www.lizecheng.net/games/rgb-guessing-game/): Identify five mystery sRGB swatches by typed RGB or HEX estimates, with explicit channel-error thresholds and an exact 1,000-point perfect run.
- [Chinese Zodiac Compatibility](https://www.lizecheng.net/fortune/chinese-zodiac-compatibility/): Compare two known Chinese zodiac animals through the limited traditional San He trine and Liu Chong opposition relationships, without an invented compatibility score.
- [I Ching Reading](https://www.lizecheng.net/fortune/i-ching-reading/): Cast six three-coin lines locally, inspect the primary and transformed King Wen hexagrams, and see every changing line without submitting a personal question.
- [Tarot Card Reading](https://www.lizecheng.net/fortune/tarot-card-reading/): Prepare a reproducible upright three-card reflection from a complete 78-card catalogue, then reveal Past, Present, and Future prompts one at a time.
- [Numerology Calculator](https://www.lizecheng.net/fortune/numerology-calculator/): Calculate five clearly defined Pythagorean numerology numbers from a name and birth date, with every letter value and reduction step visible.
- [Personal Year Number](https://www.lizecheng.net/fortune/personal-year-number-calculator/): Calculate a 1–9 Personal Year for any selected calendar year with the birth-date and year reductions shown separately.
- [Tarot Card Meanings](https://www.lizecheng.net/fortune/tarot-card-meanings/): Search and filter a complete upright 78-card Rider-Waite-Smith catalogue without drawing a card, submitting a question, or receiving a prediction.
- [Tarot Birth Card](https://www.lizecheng.net/fortune/tarot-birth-card-calculator/): Calculate a source-defined Major Arcana birth-card set from a valid birth date and inspect every MM + DD + YY + YY reduction step.
- [Zodiac Element Calculator](https://www.lizecheng.net/fortune/zodiac-element-calculator/): Look up the traditional fire, earth, air, or water group for any known Western zodiac sign, with the complete three-sign group visible.
- [Zodiac Modality Calculator](https://www.lizecheng.net/fortune/zodiac-modality-calculator/): Look up whether any known Western zodiac sign is cardinal, fixed, or mutable and inspect the complete four-sign modality group.
- [Celtic Cross Tarot](https://www.lizecheng.net/fortune/celtic-cross-tarot-reading/): Prepare a reproducible ten-card Celtic Cross and reveal one unique upright card at a time across a clearly sourced modern position layout.
- [Chart Ruler Calculator](https://www.lizecheng.net/fortune/chart-ruler-calculator/): Look up the modern and traditional ruling planet for any known Ascendant sign, with all twelve sourced correspondences kept visible.
- [Rune Meanings](https://www.lizecheng.net/fortune/rune-meanings/): Search all 24 Elder Futhark characters by Unicode name, code point, transliteration, or reconstructed literal name gloss.
- [Chinese Lucky Numbers](https://www.lizecheng.net/fortune/chinese-lucky-numbers/): Count the culturally discussed digits 8, 9, and 4 in a number string and see their positions without receiving a luck score or prediction.
- [Gematria Calculator](https://www.lizecheng.net/fortune/gematria-calculator/): Calculate standard Hebrew mispar hechrechi values locally and inspect every recognized letter, base form, value, and addition step.
- [I Ching Hexagram Meanings](https://www.lizecheng.net/fortune/i-ching-hexagrams/): Search all 64 King Wen hexagrams by official Unicode identity and inspect their lower and upper trigrams without generating a divination reading.
- [Personal Day Number](https://www.lizecheng.net/fortune/personal-day-number-calculator/): Calculate a numerology Personal Day number for a specific Gregorian date with the Personal Year and Personal Month steps visible.
- [Personal Month Number](https://www.lizecheng.net/fortune/personal-month-number-calculator/): Calculate a numerology Personal Month number from a birth month, birth day, target year, and target month with every reduction shown.
- [Sun Number Calculator](https://www.lizecheng.net/fortune/sun-number-calculator/): Calculate the numerology Sun Number, also called the Attitude Number, from a birth month and day with the exact reduction shown.
- [Balance Number Calculator](https://www.lizecheng.net/fortune/balance-number-calculator/): Calculate a numerology Balance Number from the initials in a full birth name, with every letter value and reduction step visible.
- [Karmic Lessons Calculator](https://www.lizecheng.net/fortune/karmic-lessons-calculator/): Audit which Pythagorean values from 1 through 9 are absent from a full birth name under a strict zero-count numerology convention.
- [Maturity Number Calculator](https://www.lizecheng.net/fortune/maturity-number-calculator/): Calculate a numerology Maturity Number from a full birth name and Gregorian birth date, with the Life Path, Expression, sum, and reduction shown.
- [Challenge Numbers Calculator](https://www.lizecheng.net/fortune/challenge-numbers-calculator/): Calculate the four traditional Challenge Numbers from a Gregorian birth date and inspect every reduced component and absolute-difference formula.
- [Hidden Passion Number Calculator](https://www.lizecheng.net/fortune/hidden-passion-number-calculator/): Count every Pythagorean name value and identify all values tied for the highest frequency, with the complete 1–9 table visible.
- [Pinnacle Numbers Calculator](https://www.lizecheng.net/fortune/pinnacle-numbers-calculator/): Calculate four traditional Pinnacle numbers and their continuous age boundaries from a Gregorian birth date, with every reduction visible.
- [Birth Flower by Month](https://www.lizecheng.net/fortune/birth-flower-by-month/): Look up the primary and secondary flowers in one explicitly sourced 12-month chart, with the complete table and source differences visible.
- [Fortune Cookie Generator](https://www.lizecheng.net/fortune/fortune-cookie-generator/): Generate one of 36 original playful micro-messages with unbiased browser randomness, category filters, copy support, and no lucky-number or prediction claims.
- [Palm Reading Lines Guide](https://www.lizecheng.net/fortune/palm-reading-lines-guide/): Locate four conventional palm-line labels on a keyboard-accessible illustrative diagram without uploading a photo or receiving an interpretation.
- [Structured Data Checker & Extractor](https://www.lizecheng.net/seo/structured-data-checker/): Extract JSON-LD and Microdata from pasted HTML, inspect each discovered item, and surface missing high-value properties with evidence-linked guidance instead of claiming rich-result eligibility.
- [llms.txt Generator](https://www.lizecheng.net/seo/llms-txt-generator/): Create a concise, reviewable llms.txt proposal file or validate an existing draft against the documented Markdown order without implying crawler adoption or ranking gains.
- [GEO Brand Question Generator](https://www.lizecheng.net/seo/geo-question-generator/): Turn one brand and industry description into a deterministic four-stage research-question matrix for manual AI-search monitoring without calling a model or presenting invented demand.
- [HTML Page Weight Analyzer](https://www.lizecheng.net/seo/html-weight-analyzer/): Measure the UTF-8 byte weight of pasted HTML, separate inline code and embedded data from external references, and compare the response body with Googlebot's current 2 MB fetch boundary without pretending to fetch the live page.
- [AI Bot Robots.txt Checker](https://www.lizecheng.net/seo/ai-bot-robots-checker/): Check one robots.txt file against 32 AI and AI-adjacent crawler product tokens with RFC 9309 matching, entirely in your browser.
- [PDF to JPG Converter](https://www.lizecheng.net/pdf/pdf-to-jpg/): Render every PDF page as a separate JPG locally, with adjustable scale and quality.
- [PDF to Long Image](https://www.lizecheng.net/pdf/pdf-to-long-image/): Stack every PDF page into one vertical PNG locally, with adjustable scale and spacing.
- [PDF To PNG](https://www.lizecheng.net/pdf/pdf-to-png/): Render each PDF page as a lossless PNG locally, with exact output dimensions and no upload.
- [PDF Link Extractor](https://www.lizecheng.net/pdf/pdf-link-extractor/): List external and internal PDF link annotations by page, then copy or download a safe report locally.
- [PDF to Text Converter](https://www.lizecheng.net/pdf/pdf-to-text/): Extract the selectable text layer from every PDF page into a readable UTF-8 text file locally.
- [GIF Optimizer](https://www.lizecheng.net/image/gif-optimizer/): Re-encode a local animated GIF with a smaller palette while showing the actual output size instead of promising a result.
- [GIF Resizer](https://www.lizecheng.net/image/gif-resizer/): Resize an animated GIF proportionally in your browser while keeping its visible frames and per-frame timing local.
- [GIF Splitter](https://www.lizecheng.net/image/gif-splitter/): Extract each visible animated GIF frame as a separate local PNG instead of raw incremental patches.
- [Add Text to GIF](https://www.lizecheng.net/image/add-text-to-gif/): Add one short, outlined caption to every visible frame of a local animated GIF without uploading the file.
- [DPI Converter](https://www.lizecheng.net/image/dpi-converter/): Convert an image's pixel dimensions and intended DPI into transparent inch and centimetre print-size calculations.
- [EXIF Editor](https://www.lizecheng.net/image/exif-editor/): Write a small, explicit set of JPEG EXIF credit fields locally while keeping the compressed image pixels unchanged.
- [Image DPI Changer](https://www.lizecheng.net/image/image-dpi-changer/): Set JPEG or PNG print-density metadata locally without resizing or re-encoding the actual image pixels.
- [Extract Images from Excel](https://www.lizecheng.net/image/extract-images-from-excel/): Save every embedded Excel image locally, without uploading the workbook
- [Extract Images from Word](https://www.lizecheng.net/image/extract-images-from-word/): Recover embedded Word images as original local files in one click
- [Word Hyperlink Extractor](https://www.lizecheng.net/text/extract-links-from-word/): List safe external hyperlinks from a Word document without uploading it
- [Batch Text File Creator](https://www.lizecheng.net/text/batch-text-file-creator/): Create a numbered set of matching text files and download them as one local ZIP archive.
- [Create ZIP File Online](https://www.lizecheng.net/dev/zip-files-online/): Put selected local files into one downloadable ZIP archive without uploading them.
- [WebP to GIF](https://www.lizecheng.net/image/webp-to-gif/): Convert a local still or supported animated WebP into a downloadable GIF without uploading the file.
- [Excel To CSV](https://www.lizecheng.net/dev/excel-to-csv/): Export one selected worksheet from a local .xlsx workbook as a formula-safe CSV download in your browser.
- [Excel to JSON Converter](https://www.lizecheng.net/dev/excel-to-json/): Turn one selected worksheet from a local .xlsx file into a readable JSON download without uploading the workbook.
- [Excel Viewer Online](https://www.lizecheng.net/dev/excel-viewer/): Open a local .xlsx worksheet in a bounded browser preview without uploading the workbook or executing spreadsheet formulas.
- [CSV to Excel Converter](https://www.lizecheng.net/dev/csv-to-excel/): Turn a local CSV table into a downloadable .xlsx workbook without uploading the file or running spreadsheet formulas.
- [Excel to HTML Table Converter](https://www.lizecheng.net/dev/excel-to-html-table/): Convert one local .xlsx worksheet into an escaped HTML table snippet without uploading the workbook or executing spreadsheet content.
- [JSON to Excel Converter](https://www.lizecheng.net/dev/json-to-excel/): Convert a JSON array of objects into a local .xlsx workbook while preserving first-seen field order and never uploading the data.
- [Excel Column Extractor](https://www.lizecheng.net/dev/excel-column-extractor/): Extract one selected column from a local .xlsx worksheet as a formula-safe CSV download without uploading the workbook.
- [Excel Hyperlink Extractor](https://www.lizecheng.net/dev/excel-link-extractor/): List safe external hyperlinks stored in a local .xlsx workbook without uploading the file, following a URL, or running spreadsheet content.
- [Split Excel Sheets](https://www.lizecheng.net/dev/split-excel-sheets/): Split every worksheet from a local .xlsx workbook into separately named data-only .xlsx files inside one ZIP download.
- [Merge Excel Files](https://www.lizecheng.net/dev/merge-excel-files/): Combine the stored values from 2 to 10 local .xlsx workbooks into one bounded data-only Excel download without uploading any file.
- [AI Text Cleaner](https://www.lizecheng.net/text/ai-text-cleaner/): Strip the em dashes, curly quotes, hidden Unicode characters and padded spacing that AI assistants leave behind, with every rule switchable and every change counted.
- [Readability Score Checker](https://www.lizecheng.net/text/readability-checker/): Score any English passage on six published readability formulas at once and see the word, sentence and syllable counts each score was built from.
- [Title Case Converter (AP, APA, Chicago)](https://www.lizecheng.net/text/title-case-converter/): Capitalize a headline the way AP, APA, Chicago or MLA actually prescribe, and see all four versions side by side so you can tell where the styles disagree.
- [Reading Time Calculator](https://www.lizecheng.net/text/reading-time-calculator/): Estimate silent reading time and speaking time separately, at rates you can adjust, with the word count shown so every number is auditable.
- [Remove Accents from Text](https://www.lizecheng.net/text/remove-accents/): Turn café into cafe and Łódź into Lodz reliably, including the letters Unicode normalization alone cannot handle, without corrupting Greek, Cyrillic or emoji.
- [Remove Punctuation](https://www.lizecheng.net/text/remove-punctuation/): Strip punctuation while keeping symbols, currency signs and emoji intact, with word-internal apostrophes and hyphens protected by their own toggles.
- [Add Quotes to Each Line](https://www.lizecheng.net/text/add-quotes-to-lines/): Turn a pasted list into a paste-ready JSON array, SQL IN clause or CSV row in one click, with the escaping each format actually requires.
- [Extract Numbers from Text](https://www.lizecheng.net/text/extract-numbers-from-text/): Pull every number out of pasted text with explicit rules for signs, decimals and thousands separators, plus instant sum, count, min, max and average.
- [Word Wrap / Line Length Formatter](https://www.lizecheng.net/text/word-wrap/): Wrap text at 72, 80 or any column with soft or hard breaks, preserved indentation and re-flow of already-wrapped text.
- [Daily Lucky Card Draw](https://www.lizecheng.net/fortune/lucky-card/): Draw one of 36 original fortune cards that stays the same all day and changes tomorrow, with a lucky color and number, and share it in one tap. For fun only.
- [Remove Duplicate Words](https://www.lizecheng.net/text/remove-duplicate-words/): Delete repeated words while the first occurrence and all punctuation survive, with a consecutive-only mode for fixing the classic the the typo.
- [Name Order Swapper](https://www.lizecheng.net/text/swap-name-order/): Flip whole name lists between First Last and Last, First in one pass, with unsplittable lines passed through untouched and counted instead of guessed at.
- [Extract Images from PDF](https://www.lizecheng.net/pdf/extract-images-from-pdf/): Export embedded JPG and simple RGB/grayscale PDF images locally, with no upload.
- [Remove Images from PDF](https://www.lizecheng.net/pdf/remove-images-from-pdf/): Create a no-upload PDF copy that replaces eligible embedded JPG image objects with white pixels.
- [Grayscale PDF Converter](https://www.lizecheng.net/pdf/grayscale-pdf/): Convert a bounded PDF to a local grayscale raster PDF with an explicit per-pixel transform.
- [Compress PDF](https://www.lizecheng.net/pdf/compress-pdf/): Reduce eligible JPG-heavy PDFs locally, without uploading the document.
- [Compress PDF to Size](https://www.lizecheng.net/pdf/compress-pdf-to-size/): Create a local PDF only when a verified JPG recompression result reaches your target size.
- [Remove PDF Password](https://www.lizecheng.net/pdf/remove-pdf-password/): Use a password you already know to make an unprotected local raster copy of a PDF.
- [Audio Speed Changer](https://www.lizecheng.net/audio/audio-speed-changer/): Speed up or slow down browser-decodable audio and download a local WAV copy.
- [DOCX to Markdown Converter](https://www.lizecheng.net/text/docx-to-markdown/): Convert a DOCX document into a transparent, local Markdown approximation.
- [DOCX to Text Converter](https://www.lizecheng.net/text/docx-to-text/): Extract the readable text from a DOCX file locally, without uploading your document.
- [PPTX to Text Converter](https://www.lizecheng.net/text/pptx-to-text/): Extract visible slide text from a PPTX file locally, slide by slide.
- [Keep Screen On](https://www.lizecheng.net/productivity/keep-screen-on/): Request a browser screen wake lock locally while you read, cook, present, or follow a task.
- [Tasbih Counter](https://www.lizecheng.net/productivity/tasbih-counter/): Keep a private local tasbih count with 33 or 99 targets, daily history, and PNG or CSV export.
- [Workout Rep Counter](https://www.lizecheng.net/productivity/workout-rep-counter/): Record completed workout sets and reps by day with an optional rest timer, PNG, and CSV export.
- [Daily Habit Counter](https://www.lizecheng.net/productivity/daily-habit-counter/): Use preset habit labels, see a local-calendar streak, and export a private daily record.
- [Knitting Row Counter](https://www.lizecheng.net/productivity/knitting-row-counter/): Track knitting rows and linked pattern repeats by day, then export your private project record.
- [Multi Counter](https://www.lizecheng.net/productivity/multi-counter/): Name several counters, compare them side by side in one daily record, and export the local comparison.
- [People Counter](https://www.lizecheng.net/productivity/people-counter/): Record entries and exits separately, see the current count, and flag a user-set operational capacity threshold.
- [Auto Counter](https://www.lizecheng.net/productivity/auto-counter/): Run a private start, pause, and resume interval counter that reconciles delayed browser ticks into local daily history.
- [Days Since Counter](https://www.lizecheng.net/productivity/days-since-counter/): Save a named past start date and private Gregorian calendar-day snapshots instead of manually incrementing a number.
- [Water Intake Counter](https://www.lizecheng.net/productivity/water-intake-counter/): Record private daily cups against a target you choose yourself, without a prescribed amount or medical claim.
- [Basketball Scorekeeper](https://www.lizecheng.net/productivity/basketball-scorekeeper/): Record separate 1-, 2-, and 3-point events for two teams with period-local team fouls and undoable history, rather than an undifferentiated tally.
- [Golf Scorecard](https://www.lizecheng.net/productivity/golf-scorecard/): Build a private per-hole golf card with course-entered par and stroke index, gross strokes, received handicap strokes, and running net totals instead of a single tally.
- [Tennis Scorekeeper](https://www.lizecheng.net/productivity/tennis-scorekeeper/): Keep a private tennis match score with standard game, deuce, tie-break, set, and best-of-three transitions instead of manually translating a tally.
- [Chess Clock](https://www.lizecheng.net/productivity/chess-clock/): Run two mutually exclusive chess clocks with a Fischer increment, reversible clock presses, and a private daily move-press history instead of trying to reconstruct a game from a plain tally.
- [Debate Timer](https://www.lizecheng.net/productivity/debate-timer/): Run an editable ordered debate queue with separately named constructive, cross-examination, rebuttal, and rationale slots, plus reversible segment advances and private daily history instead of resetting one generic timer by hand.
- [Markdown to Plain Text Converter](https://www.lizecheng.net/text/markdown-to-plain-text/): Remove common Markdown formatting locally while preserving readable labels, code, and escaped characters.
- [N-Back Memory Game](https://www.lizecheng.net/games/n-back-game/): Play a fixed 1-back and unlockable 2-back memory game with transparent hit, miss, and false-alarm counts.
- [Stroop Test](https://www.lizecheng.net/games/stroop-test/): Play a private colour-word challenge with a fixed route, clear response summaries, and no ability claims.
- [Corsi Block Tapping Game](https://www.lizecheng.net/games/corsi-block-test/): Play fixed forward or reverse block-sequence games with visible steps, private local scoring, and no ability claims.
- [Flanker Test](https://www.lizecheng.net/games/flanker-test/): Play a fixed centre-arrow challenge with transparent matching and conflicting route summaries, all kept in your browser.
- [Go / No-Go Test](https://www.lizecheng.net/games/go-no-go-test/): Play a fixed Go and No-go classification game with clear hit, miss, false-alarm, and correct-rejection counts.
- [Digit Symbol Matching Game](https://www.lizecheng.net/games/digit-symbol-test/): Use a visible original digit-symbol key in a fixed ten-digit browser game with accessible button and keyboard choices.
- [Task Switching Game](https://www.lizecheng.net/games/task-switching-game/): Follow a transparent colour-or-shape rule in a fixed route with six repeats, six switches, and private local timing summaries.
- [Trail Making Game](https://www.lizecheng.net/games/trail-making-game/): Follow two transparent fixed routes with labelled buttons, visible-tab timing, and a private local score.
- [Mental Rotation Test](https://www.lizecheng.net/games/mental-rotation-test/): Compare six original asymmetric SVG pairs with explicit rotation-or-mirror choices, visible-tab timing, and no norm claims.
- [Tower of Hanoi](https://www.lizecheng.net/games/tower-of-hanoi/): Move three to five disks across labelled pegs under the classic legal-move rule, with a verified minimum and complete keyboard support.
- [Vocabulary Flashcards (Spaced Repetition)](https://www.lizecheng.net/games/vocabulary-flashcards/): Review eight source-grounded adjective cards with a disclosed three-box Modified-Leitner schedule saved only in your browser.
- [Collocation Match](https://www.lizecheng.net/games/collocation-match/): Match eight independently verified English collocations with same-format choices, full keyboard access, and an explicit fixed-route scope.
- [Sentence Scramble](https://www.lizecheng.net/games/sentence-scramble/): Rebuild eight source-backed English sentences with stable word tokens, keyboard controls, transparent scoring, and no proficiency claims.
- [Word Family Builder](https://www.lizecheng.net/games/word-family-builder/): Complete eight verified noun, verb, adjective, and adverb families with same-POS choices and transparent source limits.
- [Commonly Confused Words Quiz](https://www.lizecheng.net/games/confusable-words-quiz/): Choose the word that fits eight independently checked English contexts, with keyboard controls, transparent streaks, and no proficiency claims.
- [Definition Recall Quiz](https://www.lizecheng.net/games/definition-recall-quiz/): Recall eight exact WordNet headwords from pinned single-lemma definitions, with progressive hints, deterministic deductions, and source limits.
- [Sentence Memory Test](https://www.lizecheng.net/games/sentence-memory-test/): Study, hide, and type eight audited English target sentences with visible-time safeguards, word-level edit feedback, and no ability claims.
- [Grammar Error Quiz](https://www.lizecheng.net/games/grammar-error-quiz/): Find and repair one source-backed grammar error in each of 12 original sentences, with a two-step keyboard route and explicit exclusion of dialect and style disputes.
- [Odd One Out Word Game](https://www.lizecheng.net/games/odd-one-out-words/): Choose the one word outside eight visible semantic categories, with pinned WordNet senses, ordinary-sense cross-checks, visible-time scoring, and explicit ambiguity limits.
- [Social Security COLA Calculator](https://www.lizecheng.net/finance/social-security-cola-calculator/): Estimate a monthly Social Security amount with nine official historical COLA rates or a clearly separated projected 2027 scenario, using transparent SSA-style whole-dollar truncation.
- [Phrasal Verbs Quiz](https://www.lizecheng.net/games/phrasal-verbs-quiz/): Practice eight common phrasal verbs in unambiguous original contexts, then open a concise source-backed meaning card before moving on.
- [Moon Phase Today](https://www.lizecheng.net/fortune/moon-phase-today/): See the Moon's current geocentric phase angle, illuminated fraction, nearby primary phases, calculation time, and your browser time zone without sharing a location or making a runtime network request.
- [Rune Reading](https://www.lizecheng.net/fortune/rune-reading/): Draw three unique Elder Futhark entries for clearly labeled, Lizely-authored self-reflection prompts while keeping historical identity facts separate from modern entertainment rules.
- [Birthday Moon Phase Calculator](https://www.lizecheng.net/fortune/birthday-moon-phase-calculator/): Calculate the geocentric Moon phase for a birth date, local time, and documented UTC or UTC-equivalent offset, with illumination, nearby primary events, and a clearly warned unknown-time approximation.
- [Moon Sign Calculator](https://www.lizecheng.net/fortune/moon-sign-calculator/): Calculate the Moon's geocentric tropical longitude and 30-degree sign sector for a birth moment, with a documented UTC or UTC-equivalent offset and a visible boundary warning.
- [Venus Sign Calculator](https://www.lizecheng.net/fortune/venus-sign-calculator/): Calculate Venus's apparent geocentric tropical longitude and sign sector for a birth moment without sharing a birthplace or receiving relationship predictions.
- [Jupiter Sign Calculator](https://www.lizecheng.net/fortune/jupiter-sign-calculator/): Calculate Jupiter's apparent geocentric tropical longitude and sign sector for a documented moment with offline processing and explicit uncertainty limits.
- [Mars Sign Calculator](https://www.lizecheng.net/fortune/mars-sign-calculator/): Calculate Mars's apparent geocentric tropical longitude and sign sector for a documented birth moment, with offline processing and a visible boundary warning.
- [Mercury Sign Calculator](https://www.lizecheng.net/fortune/mercury-sign-calculator/): Calculate Mercury's apparent geocentric tropical longitude and sign sector for a documented moment without sharing a birthplace or receiving personality claims.
- [Retrograde Planets Tracker](https://www.lizecheng.net/fortune/retrograde-planets-tracker/): Check which classical planets are direct, retrograde, or near-stationary at a documented instant using offline apparent geocentric longitude motion.
- [Saturn Return Calculator](https://www.lizecheng.net/fortune/saturn-return-calculator/): Find every exact Saturn-return longitude crossing in a searchable life window from a documented birth moment, including retrograde multi-pass clusters.
- [Saturn Sign Calculator](https://www.lizecheng.net/fortune/saturn-sign-calculator/): Calculate Saturn's apparent geocentric tropical longitude and sign sector for a documented birth moment, offline and with a boundary warning.

## Insights

- [Insights](https://www.lizecheng.net/insights/): Evidence-led AI trend reports grounded in linked public signals.
- [Insights RSS feed](https://www.lizecheng.net/insights/feed.xml): Published Insights reports for feed readers and discovery systems.
- [ECB enterprise finance survey tracks bank credit terms and credit availability](https://www.lizecheng.net/insights/finance/ecb-enterprise-finance-survey-tracks-bank-credit-terms-and-credit-availability/): The European Central Bank published the 40th round of its Survey on the Access to Finance of Enterprises in the euro area on October 26, 2026. The survey assess
- [Google Search volatility and AI publishing shifts force SEO teams to reassess measurement](https://www.lizecheng.net/insights/seo/google-search-volatility-and-ai-publishing-shifts-force-seo-teams-to-reassess/): Significant Google Search ranking volatility was captured by multiple third-party tracking tools on October 24th, while AI search changes are disrupting publish
- [Licensed Knightmare game joins a slate of experimental releases and delayed updates](https://www.lizecheng.net/insights/games/licensed-knightmare-game-joins-a-slate-of-experimental-releases-and-delayed/): A free, officially licensed Knightmare game is in development, while upcoming releases include a photography-focused megastructure game and a surreal afterlife 
- [Bose acquires Skullcandy and extends its consumer headphone portfolio](https://www.lizecheng.net/insights/audio/bose-acquires-skullcandy-and-extends-its-consumer-headphone-portfolio/): Bose has acquired Skullcandy, bringing a lower-priced headphone brand into its portfolio while leaving Skullcandy as a separate operation. The deal combines Bos
- [AI agents move into frontline work as no-code tools turn templates into team apps](https://www.lizecheng.net/insights/productivity/ai-agents-move-into-frontline-work-as-no-code-tools-turn-templates-into-team/): Salesforce is bringing AI, real-time communication and automated workflows to frontline teams in retail, healthcare, manufacturing and other industries. The dev
- [Schools face a turning point on generative AI as assessment and public-use rules diverge](https://www.lizecheng.net/insights/generators/schools-face-a-turning-point-on-generative-ai-as-assessment-and-public-use/): Long Beach Unified has blocked student access to generative AI tools on district-issued laptops and tablets, affecting an estimated 378,000 students. The restri
- [Bitcoin Core accelerates fixes as AI shortens vulnerability discovery time](https://www.lizecheng.net/insights/encoding/bitcoin-core-accelerates-fixes-as-ai-shortens-vulnerability-discovery-time/): Bitcoin Core has revised its vulnerability disclosure policy to release fixes for easily discoverable flaws without the previous one-year embargo. The change ap
- [PingCAP breach widens software supply-chain risk for cloud database customers](https://www.lizecheng.net/insights/dev/pingcap-breach-widens-software-supply-chain-risk-for-cloud-database-customers/): PingCAP confirmed unauthorized access to internal systems, including theft of source code and customer-related data, after FulcrumSec claimed to have taken 10.6
- [Figma Specs turns brand rules into machine-readable guidance for product teams](https://www.lizecheng.net/insights/color/figma-specs-turns-brand-rules-into-machine-readable-guidance-for-product-teams/): Figma has launched Specs, a Markdown rulebook for telling AI agents how a product should look and behave, while moving Code Layers into public beta. The release
- [BHASHINI showcases multilingual AI for broader academic access](https://www.lizecheng.net/insights/text/bhashini-showcases-multilingual-ai-for-broader-academic-access/): BHASHINI presented multilingual AI tools designed to expand access to Indian academic research across more than 36 Indian languages and 35 international languag
- [Krea 3 accelerates commercial image editing as Copilot expands visual creation](https://www.lizecheng.net/insights/image/krea-3-accelerates-commercial-image-editing-as-copilot-expands-visual-creation/): Krea 3 image editor for commercial teams can turn product shots and campaign images into studio-quality edits in under eight seconds, compressing a production w
- [Taurus Full Moon sharpens October 26 fortune readings](https://www.lizecheng.net/insights/fortune/taurus-full-moon-sharpens-october-26-fortune-readings/): The October 26, 2026 almanac pairs Lunar Month 9, Day 17 and the Guiyou day pillar with Sun in Scorpio, a full moon in Taurus, Hexagram 44 and a mixed tarot dra
- [Tax deadlines and AI reshape the numbers behind retirement and accounting work](https://www.lizecheng.net/insights/calculator/tax-deadlines-and-ai-reshape-the-numbers-behind-retirement-and-accounting-work/): The practical numbers behind retirement and tax work face two forces: a corrected tax document must trigger the right operational response, while multifactor au
- [Convert Publisher files before Microsoft retires the desktop publishing application](https://www.lizecheng.net/insights/pdf/convert-publisher-files-before-microsoft-retires-the-desktop-publishing/): Microsoft Publisher reaches the end of its supported life in October 2026, requiring document teams to move brochures, flyers, and other .pub files into maintai
- [EA Shuts BioWare, Cancels Next Mass Effect and Cuts 400 Jobs](https://www.lizecheng.net/insights/games/ea-shuts-bioware-cancels-next-mass-effect-and-cuts-400-jobs/): Electronic Arts has closed BioWare after more than 30 years, canceled the next Mass Effect and cut 400 jobs. The shutdown affects the Edmonton studio behind Mas
- [Stocks reach record 48.2% share of US financial assets](https://www.lizecheng.net/insights/finance/stocks-reach-record-48-2-share-of-us-financial-assets/): Federal Reserve data show stock investments accounted for a record 48.2% of Americans’ financial assets in the second quarter of 2026, up from 45.4% at the end 
- [Generative AI faces renewed scrutiny over deepfakes, phishing, and workplace impact](https://www.lizecheng.net/insights/generators/generative-ai-faces-renewed-scrutiny-over-deepfakes-phishing-and-workplace/): Generative AI’s risks remain material as reports point to nonconsensual deepfake pornography, rising phishing, uncertainty about its effects on work, and concer
- [Agentic AI Enters Tax Preparation as Market Inputs Shift](https://www.lizecheng.net/insights/calculator/agentic-ai-enters-tax-preparation-as-market-inputs-shift/): Tax preparation software is adding agentic AI to automate repetitive work, while rising oil prices and Treasury yields are changing the market figures used in f
- [Publisher retirement accelerates PDF workflows as browser and desktop tools add editing features](https://www.lizecheng.net/insights/pdf/publisher-retirement-accelerates-pdf-workflows-as-browser-and-desktop-tools-add/): Microsoft Publisher will no longer be supported after October 2026, prompting document teams to convert existing files before 10/1/2026. The deadline is landing
- [ChatCut brings plain-English video editing into Claude and ChatGPT](https://www.lizecheng.net/insights/video/chatcut-brings-plain-english-video-editing-into-claude-and-chatgpt/): ChatCut launched as a free AI video editor integrated with Claude and ChatGPT, letting creators issue plain-English editing commands. Its documented desktop wor
- [Bose acquires Skullcandy, broadening its consumer headphone portfolio](https://www.lizecheng.net/insights/audio/bose-acquires-skullcandy-broadening-its-consumer-headphone-portfolio/): Bose has acquired Skullcandy, adding a youth-focused headphone brand with a price point of $130 to its portfolio. The acquisition follows several years of colla
- [Microsoft expands Copilot features while narrowing its Windows integration strategy](https://www.lizecheng.net/insights/productivity/microsoft-expands-copilot-features-while-narrowing-its-windows-integration/): Microsoft expanded Copilot across its productivity suite for all users, while separately revising plans to extend Copilot into simple Windows apps. The changes 
- [JH SEO Agency expands AEO and GEO services for AI-search visibility](https://www.lizecheng.net/insights/seo/jh-seo-agency-expands-aeo-and-geo-services-for-ai-search-visibility/): JH SEO Agency expanded its AEO and GEO services as early investment in AI search supports client visibility. The announcement, published by four outlets on Octo
- [Brotli flaw disrupts Node, Python, Bun and Envoy deployments](https://www.lizecheng.net/insights/encoding/brotli-flaw-disrupts-node-python-bun-and-envoy-deployments/): A memory-corruption vulnerability in Google’s Brotli decoder, tracked as CVE-2026-111497, allows crafted compressed data to overwrite a buffer beyond its bounda
- [October 25 fortune column anchors return, reflection and clear judgment](https://www.lizecheng.net/insights/fortune/october-25-fortune-column-anchors-return-reflection-and-clear-judgment/): October 25, 2026 falls in the Year of the Fire Horse (Bingwu), on Renshen day, with the Moon in Taurus and the Sun in Scorpio. The almanac pairs the day with He
- [Patch Brotli CVE-2026-111497 across Node, Python and developer tools](https://www.lizecheng.net/insights/dev/patch-brotli-cve-2026-111497-across-node-python-and-developer-tools/): CVE-2026-111497, initially associated with Node.js, resides in Google’s Brotli C library and affects versions 1.0.3 through 1.2.0. Patched releases include Brot
- [Toyota expands TRD Pro palette with Honeycomb and Hot Honey](https://www.lizecheng.net/insights/color/toyota-expands-trd-pro-palette-with-honeycomb-and-hot-honey/): Toyota is extending the 2027 TRD Pro color range with Honeycomb for Tundra and Hot Honey for 4Runner. A separate Toyota post also identifies Honeycomb for Tacom
- [Block’s Dessa brings full-duplex conversation without written language data](https://www.lizecheng.net/insights/text/block-s-dessa-brings-full-duplex-conversation-without-written-language-data/): Block has unveiled Dessa, a speech-to-speech AI model trained entirely on human conversation without written text or pretrained models. The full-duplex system c
- [ComfyUI Qwen Image Edit bundle reaches 1.68M downloads as text-based editing expands](https://www.lizecheng.net/insights/image/comfyui-qwen-image-edit-bundle-reaches-1-68m-downloads-as-text-based-editing/): Comfy-Org’s drop-in bundle for ComfyUI crossed 1.68M downloads, covering the Qwen-Image-Edit 2511 refresh and five LoRAs. The milestone signals strong demand fo
- [Major game releases converge while Halo expands to PlayStation 5](https://www.lizecheng.net/insights/games/major-game-releases-converge-while-halo-expands-to-playstation-5/): The games calendar is converging around major franchise releases: Halo Campaign Evolved launches next month, Fable arrives next February, Palworld reaches 1.0, 
- [Mortgage complaints surge as check and identity fraud cases expose financial-system gaps](https://www.lizecheng.net/insights/finance/mortgage-complaints-surge-as-check-and-identity-fraud-cases-expose-financial/): Complaints against mortgage servicers surged after an agency was scaled back, while separate cases involving stolen mail, forged payslips and identity theft hig
- [Frontier-model safeguards tighten as low-cost AI and decision tools advance](https://www.lizecheng.net/insights/generators/frontier-model-safeguards-tighten-as-low-cost-ai-and-decision-tools-advance/): OpenAI strengthened containment for frontier-model training and evaluation with offline environments and high-compute red-teaming, while also partnering with Po
- [Bitcoin Core fast-tracks fixes as AI makes vulnerabilities easier to find](https://www.lizecheng.net/insights/encoding/bitcoin-core-fast-tracks-fixes-as-ai-makes-vulnerabilities-easier-to-find/): Bitcoin Core has updated its security disclosure policy to accelerate patches and advisories for bugs that are easily discoverable, including vulnerabilities fo
- [Webster Green anchors a new paint palette cycle as designers plan contrast-led color combinations](https://www.lizecheng.net/insights/color/webster-green-anchors-a-new-paint-palette-cycle-as-designers-plan-contrast-led/): Benjamin Moore named Webster Green HC-130 as its Color of the Year 2027, giving designers and front-end teams a concrete new reference for green-led palettes. T
- [Emergency PHP patches address critical pre-authentication remote code execution flaws](https://www.lizecheng.net/insights/text/emergency-php-patches-address-critical-pre-authentication-remote-code-execution/): PHP released emergency security updates for two critical vulnerabilities, CVE-2026-109618 and CVE-2026-109619, that can allow unauthenticated remote code execut
- [Publisher retirement forces migration while PDF tools add OCR and editing](https://www.lizecheng.net/insights/pdf/publisher-retirement-forces-migration-while-pdf-tools-add-ocr-and-editing/): Microsoft Publisher will no longer be supported after October 2026, requiring existing files to be converted before 10/1/2026. The deadline redirects document t
- [Airbrush adds AI object removal as Krea 3 targets native 2K image editing](https://www.lizecheng.net/insights/image/airbrush-adds-ai-object-removal-as-krea-3-targets-native-2k-image-editing/): Airbrush introduced an AI Object Remover for removing unwanted objects, people and background distractions in online photo editing. Krea 3 separately expands re
- [ArtCraft challenges Premiere while Airbrush expands browser-based AI editing](https://www.lizecheng.net/insights/video/artcraft-challenges-premiere-while-airbrush-expands-browser-based-ai-editing/): ArtCraft’s FilmCraft is positioning itself as an Adobe Premiere clone, giving editors another professional editing interface to evaluate. Separately, Airbrush i
- [Bose Acquires Skullcandy and Adds a Lower-Priced Headphone Brand](https://www.lizecheng.net/insights/audio/bose-acquires-skullcandy-and-adds-a-lower-priced-headphone-brand/): Bose Corporation has acquired Skullcandy from a fund managed by Mill Road Capital Management, adding the Park City headphone brand to a portfolio that already i
- [Apple adds AI writing, slides and formulas across iWork](https://www.lizecheng.net/insights/productivity/apple-adds-ai-writing-slides-and-formulas-across-iwork/): Apple launched an Intelligent Assistant for Pages, Keynote and Numbers, adding prompt-based text, slide and formula generation to its core productivity suite. T
- [Google Ads Tests Scrolling Ratings and Reviews in Sponsored Results](https://www.lizecheng.net/insights/seo/google-ads-tests-scrolling-ratings-and-reviews-in-sponsored-results/): Google Ads is testing scrolling marquee elements on some sponsored results in Google Search, adding rotating text for ratings, reviews, visit counts, and underl
- [Scorpio Season Opens as Mercury Stations Retrograde in Scorpio](https://www.lizecheng.net/insights/fortune/scorpio-season-opens-as-mercury-stations-retrograde-in-scorpio/): October 24, 2026 opens Scorpio season and the final Mercury retrograde of 2026, with the planet stationing retrograde at 20° Scorpio before turning direct on No
- [Googlebook adds a Debian terminal for agent-assisted development](https://www.lizecheng.net/insights/dev/googlebook-adds-a-debian-terminal-for-agent-assisted-development/): Google’s Oct. 12 developer announcement introduces a Linux Terminal Preview for Googlebook OS, giving AI tools access to a Debian-based environment where they c
- [Mortgage Rate Drop Revives Affordability Checks While Household Financial Rules Shift](https://www.lizecheng.net/insights/calculator/mortgage-rate-drop-revives-affordability-checks-while-household-financial-rules/): U.S. mortgage rates fell sharply on October 23, 2026 as trouble in technology stocks pushed Treasury yields and mortgage interest rates lower. The move improves
- [US 30-year mortgage rate eases to 7.32% for the week ending October 22](https://www.lizecheng.net/insights/finance/us-30-year-mortgage-rate-eases-to-7-32-for-the-week-ending-october-22/): The benchmark 30-year fixed-rate US mortgage rate fell to 7.32% for the week ending October 22, down from 7.40% last week, according to Freddie Mac’s Primary Mo
- [EA shuts BioWare, cancels next Mass Effect and cuts approximately 400 roles](https://www.lizecheng.net/insights/games/ea-shuts-bioware-cancels-next-mass-effect-and-cuts-approximately-400-roles/): Electronic Arts is closing BioWare after more than three decades and cancelling the next Mass Effect game. The shutdown follows approximately 400 EA job cuts, i
- [Premiere’s source-aware audio cleanup targets the edit decisions editors make repeatedly](https://www.lizecheng.net/insights/video/premiere-s-source-aware-audio-cleanup-targets-the-edit-decisions-editors-make/): Adobe’s Enhance Audio, now in the Premiere beta, separates speech, music, ambience, sound effects and reverb into independent controls instead of treating a noi
- [MPC 3.10 exits beta as audio software updates broaden device support and AI tools](https://www.lizecheng.net/insights/audio/mpc-3-10-exits-beta-as-audio-software-updates-broaden-device-support-and-ai/): MPC 3.10 has moved out of beta, while Waves Central v17.1.3 adds driver support for Burl Audio and JoeCo BBSG24MP. Cabbage 3.0.7-beta targets cross-platform aud
- [Connectors bring advertising, payments, HR and data workflows into one warehouse](https://www.lizecheng.net/insights/productivity/connectors-bring-advertising-payments-hr-and-data-workflows-into-one-warehouse/): PostHog expanded its data-pipeline documentation with connectors for OpenAI Ads, Apple Ads, Checkout.com and BambooHR, while a separate integration guide shows 
- [Canva adds an in-house image model as data sourcing expands](https://www.lizecheng.net/insights/generators/canva-adds-an-in-house-image-model-as-data-sourcing-expands/): Canva released Canva Craft, an in-house image generation model that produces images at up to 2K across 30 aspect ratios. The October 22, 2026 launch expands cre
- [Google AI Overviews expand across commercial queries as citation and traffic signals diverge](https://www.lizecheng.net/insights/seo/google-ai-overviews-expand-across-commercial-queries-as-citation-and-traffic/): Google AI Overviews appeared for 88% of 400 commercial keywords tracked by Semrush in August 2026, up from 45.75% in September 2025. The expansion raises the fr
- [Patch critical PHP flaws, GitLab servers, and investigate pre-patch exploitation](https://www.lizecheng.net/insights/encoding/patch-critical-php-flaws-gitlab-servers-and-investigate-pre-patch-exploitation/): A pair of critical PHP vulnerabilities allowed unauthenticated code execution under the right conditions, and attackers began exploiting the PHP2Shell flaws fou
- [Scorpio Season Opens with Limitation, Moonlight and a Tarot Reckoning](https://www.lizecheng.net/insights/fortune/scorpio-season-opens-with-limitation-moonlight-and-a-tarot-reckoning/): On 2026-10-23, the Sun enters Scorpio at 5:37 am EDT, opening a fixed Water sign period associated with depth and determination. The Chinese almanac marks Lunar
- [Node.js and PHP security fixes require server-side runtime verification](https://www.lizecheng.net/insights/dev/node-js-and-php-security-fixes-require-server-side-runtime-verification/): Security updates for Node.js and PHP shift the practical focus from package installation to verifying the artifacts running in production. Node.js security rele
- [Webster Green anchors a new color cycle as accessible lighting and electronic paper expand design options](https://www.lizecheng.net/insights/color/webster-green-anchors-a-new-color-cycle-as-accessible-lighting-and-electronic/): Benjamin Moore has selected Webster Green (HC-130) as its Color of the Year for 2027, positioning the classic mid-tone green for long-lasting interiors rather t
- [Mortgage Rates Rise as Geopolitical Risk Tests Household Budget Calculators](https://www.lizecheng.net/insights/calculator/mortgage-rates-rise-as-geopolitical-risk-tests-household-budget-calculators/): Mortgage interest rates moved higher on October 22, 2026, as markets assessed the possibility of strikes in Iran. The change adds another variable for household
- [Unicode and managed PST tooling sharpen text-processing implementation choices](https://www.lizecheng.net/insights/text/unicode-and-managed-pst-tooling-sharpen-text-processing-implementation-choices/): A managed C#/.NET library project for producing valid, unencrypted Unicode Microsoft Outlook Personal Folders files puts file-format fidelity at the center of t
- [Publisher retirement redirects document teams toward PDF and Word workflows](https://www.lizecheng.net/insights/pdf/publisher-retirement-redirects-document-teams-toward-pdf-and-word-workflows/): Microsoft Publisher will no longer be supported after October 2026, with existing files recommended for conversion before 10/1/2026. The retirement raises a pra
- [Etsy requires an unedited listing photo as AI image rules tighten](https://www.lizecheng.net/insights/image/etsy-requires-an-unedited-listing-photo-as-ai-image-rules-tighten/): Etsy requires at least one unedited photo for most product listings, and its policy prohibits editing that required image with photo software or AI tools. Other
- [BioWare Shuts Down After Three Decades, Signaling Deeper EA Restructuring](https://www.lizecheng.net/insights/games/bioware-shuts-down-after-three-decades-signaling-deeper-ea-restructuring/): Electronic Arts is shutting down BioWare after more than three decades, with layoffs expected at the parent company. The closure affects the studio behind major
- [DiGiCo expands Quantum112 and Quantum225 Pulse console capabilities through software](https://www.lizecheng.net/insights/audio/digico-expands-quantum112-and-quantum225-pulse-console-capabilities-through/): DiGiCo’s software upgrades raise the Quantum112 Pulse input count to 96 and aux/subgroup busses to 48, while also expanding the matrix to 12×12. The Quantum225 
- [Central banks hold rates across three markets as policy outlooks diverge](https://www.lizecheng.net/insights/finance/central-banks-hold-rates-across-three-markets-as-policy-outlooks-diverge/): Central banks in Korea, Israel and Indonesia kept benchmark rates unchanged at 3.50%, 3.25% and 5.75%, respectively, with decisions spanning October 20 and Octo
- [Gemini adds centralized skills and app integrations for everyday workflows](https://www.lizecheng.net/insights/productivity/gemini-adds-centralized-skills-and-app-integrations-for-everyday-workflows/): Google is rolling out a centralized customization hub for Gemini across web, mobile, and the desktop app for Windows and macOS. It combines custom skills with m
- [Google documents site-wide generative AI controls amid renewed ranking volatility](https://www.lizecheng.net/insights/seo/google-documents-site-wide-generative-ai-controls-amid-renewed-ranking/): Google updated its sharing-controls help page on Oct 21 to document site-wide control over inclusion in generative AI features, including AI Overviews and AI Mo
- [Patch critical PHP runtime flaws and hunt for signs of exploitation](https://www.lizecheng.net/insights/dev/patch-critical-php-runtime-flaws-and-hunt-for-signs-of-exploitation/): PHP released emergency security updates on October 21, 2026, fixing two critical core-runtime vulnerabilities that can enable unauthenticated remote code execut
- [Mortgage rates hold steady as household calculators face new cost questions](https://www.lizecheng.net/insights/calculator/mortgage-rates-hold-steady-as-household-calculators-face-new-cost-questions/): Mortgage interest rates were described as holding steady on October 21, 2026, leaving borrowers to focus on payment calculations rather than a rate shift. Acros
- [Python adopts Unicode 17.0.0 as AI search shifts toward evidence](https://www.lizecheng.net/insights/text/python-adopts-unicode-17-0-0-as-ai-search-shifts-toward-evidence/): Python 3.15.1 documentation records an update to the Unicode 17.0.0 database, giving developers a concrete reason to review character handling and JSON escaping
- [Microsoft Edge to add local PDF page management in January 2027](https://www.lizecheng.net/insights/pdf/microsoft-edge-to-add-local-pdf-page-management-in-january-2027/): Microsoft Edge will gain built-in PDF organization and editing capabilities in January 2027, including page extraction, deletion, rotation, reordering and docum
- [AI-assisted eye repair joins a broader shift toward practical image workflows](https://www.lizecheng.net/insights/image/ai-assisted-eye-repair-joins-a-broader-shift-toward-practical-image-workflows/): Lightroom’s Open Eyes feature can repair closed eyes in portraits, events and group photographs, reducing a task that previously required finding a usable frame
- [Kling 4.0 expands AI video generation to longer clips and integrated audio](https://www.lizecheng.net/insights/video/kling-4-0-expands-ai-video-generation-to-longer-clips-and-integrated-audio/): Kling 4.0 is rolling out with generation of up to 30 seconds of 1080p video, stereo audio and dialogue in 9 languages. The model accepts text, an image or mixed
- [Google and CNN test paid generative AI features built on licensed journalism](https://www.lizecheng.net/insights/generators/google-and-cnn-test-paid-generative-ai-features-built-on-licensed-journalism/): Google and CNN will develop experimental generative AI features using CNN’s journalism under a multi-year partnership. The arrangement, reported on 2026-10-22, 
- [Emergency PHP patches require urgent server and embedded-device checks](https://www.lizecheng.net/insights/encoding/emergency-php-patches-require-urgent-server-and-embedded-device-checks/): PHP released emergency fixes for two critical server flaws that permit unauthenticated server code, forcing operators to patch exposed systems and inspect embed
- [Libra season closes as Jisi day brings Hexagram 9 and reversed tarot guidance](https://www.lizecheng.net/insights/fortune/libra-season-closes-as-jisi-day-brings-hexagram-9-and-reversed-tarot-guidance/): October 22, 2026 falls on Lunar Month 9, Day 13 in the Year of the Fire Horse (Bingwu), with Jisi day (Earth Snake) anchoring the Chinese almanac. The Western z
- [Age-aware lighting model targets more accurate white-light color decisions](https://www.lizecheng.net/insights/color/age-aware-lighting-model-targets-more-accurate-white-light-color-decisions/): A computational model designed to account for age-related differences in color perception could give lighting designers a more rigorous basis for white-light de
- [Prescription drug prices rose 35%, while calculators add tariff and compliance checks](https://www.lizecheng.net/insights/calculator/prescription-drug-prices-rose-35-while-calculators-add-tariff-and-compliance/): An analysis found that the net launch price for new prescription drugs climbed 35% from 2022 to 2025, highlighting the importance of checking figures across hea
- [Pearla Revela brings RAW photo and video editing into one node-based workspace](https://www.lizecheng.net/insights/image/pearla-revela-brings-raw-photo-and-video-editing-into-one-node-based-workspace/): Pearla Revela is a node-based editor that applies one toolset to RAW photos and videos. Its workflow includes cataloging, search, non-destructive node-graph edi
- [Best Buy Builds a Cross-Platform Gaming Service Around Holiday Shopping](https://www.lizecheng.net/insights/games/best-buy-builds-a-cross-platform-gaming-service-around-holiday-shopping/): Best Buy is launching Best Buy Gamers, a free online platform combining game reviews and personalized recommendations, while planning a dedicated Torrance, Cali
- [Node-Based RAW Editing Broadens AI-Assisted Video and Image Workflows](https://www.lizecheng.net/insights/video/node-based-raw-editing-broadens-ai-assisted-video-and-image-workflows/): A node-based editor that applies one toolset to RAW photos and videos gives creators a way to build multiple deliverables from mixed media. Separately, Gemini a
- [Audio moves into smart glasses, Logic Pro workflows and broadcast IP infrastructure](https://www.lizecheng.net/insights/audio/audio-moves-into-smart-glasses-logic-pro-workflows-and-broadcast-ip/): Audio is shifting from a specialist application to a broader interface layer across devices and production tools. Meta’s expanding smart-glasses effort emphasiz
- [HMRC payment checks and pension rules reshape household money workflows](https://www.lizecheng.net/insights/finance/hmrc-payment-checks-and-pension-rules-reshape-household-money-workflows/): HMRC has prompted Britons to check online for payments ahead of a November deadline, while a pension rule change could lead to higher payouts. Separate coverage
- [AI coding tools gain speed while quality controls face a harder test](https://www.lizecheng.net/insights/productivity/ai-coding-tools-gain-speed-while-quality-controls-face-a-harder-test/): Generative AI can cut open-source coding time in half, according to a new survey, but the same research reports that 25% of incoming pull requests are considere
- [Next-Concept Modeling challenges token-by-token text generation](https://www.lizecheng.net/insights/generators/next-concept-modeling-challenges-token-by-token-text-generation/): Next-Concept Modeling, or NCM, replaces token-first drafting with a hierarchical, coarse-to-fine process that predicts discrete concepts before producing words.
- [Google’s update pace raises the cost of reacting too quickly](https://www.lizecheng.net/insights/seo/google-s-update-pace-raises-the-cost-of-reacting-too-quickly/): One claim that Google made over 4,000 changes to Search in a single year points to a practical problem for SEO teams: frequent releases can make immediate react
- [Mastercard adds pre-settlement risk scoring for stablecoin payments](https://www.lizecheng.net/insights/encoding/mastercard-adds-pre-settlement-risk-scoring-for-stablecoin-payments/): Mastercard launched Stablecoin Security, an API that screens stablecoin payments before they move on-chain. The service combines payment and blockchain signals 
- [Libra and Wuchen Align Under Hexagram 16 and a Restless Tarot Passage](https://www.lizecheng.net/insights/fortune/libra-and-wuchen-align-under-hexagram-16-and-a-restless-tarot-passage/): October 21, 2026 falls on Lunar Month 9, Day 12 of the Fire Horse year, with the Wuchen day pillar, while the Sun remains in Libra. The daily Meihua cast gives 
- [TorchNeuron targets Trainium deployment as AI coding tools move into production workflows](https://www.lizecheng.net/insights/dev/torchneuron-targets-trainium-deployment-as-ai-coding-tools-move-into-production/): Amazon introduced TorchNeuron, a developer tool for deploying PyTorch applications on Trainium chips. The release focuses attention on hardware-specific AI depl
- [Pantone expands matching library as automotive palettes sharpen](https://www.lizecheng.net/insights/color/pantone-expands-matching-library-as-automotive-palettes-sharpen/): Pantone introduced 224 new colors to its Pantone Matching System, giving brand and digital designers a broader library for experimentation across print and scre
- [Unicode 17.0 shaping arrives in Windows 11 as an invisible-message crash surfaces](https://www.lizecheng.net/insights/text/unicode-17-0-shaping-arrives-in-windows-11-as-an-invisible-message-crash/): Windows 11 update KB5127936 (build 26300.9807) adds Unicode 17.0 text shaping, improving display of newly encoded characters and scripts. The release comes as a
- [Nitro expands PDF workflow access as Publisher retirement deadline approaches](https://www.lizecheng.net/insights/pdf/nitro-expands-pdf-workflow-access-as-publisher-retirement-deadline-approaches/): Nitro’s PDF, e-signature and document-security platform has reached the Pax8 Marketplace, where it is available to 47,000 IT partners and 800,000 SMBs. The dist
- [Decomp.dev winds down core operations as AI disrupts reverse-engineering communities](https://www.lizecheng.net/insights/games/decomp-dev-winds-down-core-operations-as-ai-disrupts-reverse-engineering/): Decomp.dev, a major hub for video game decompilation projects, is winding down its core operations after an influx of AI-assisted work, including ports of older
- [AI video editors move from demonstrations into hands-on production workflows](https://www.lizecheng.net/insights/video/ai-video-editors-move-from-demonstrations-into-hands-on-production-workflows/): AI-assisted video editing is moving closer to practical production work, with reported tools covering reference-driven generation, raw-footage selection, conver
- [Quantum Alliance targets verifiable blockchain security as gateway patching lags](https://www.lizecheng.net/insights/encoding/quantum-alliance-targets-verifiable-blockchain-security-as-gateway-patching-lags/): Nine crypto organizations launched the Quantum Alliance to establish verifiable standards for blockchain security and post-quantum readiness. The initiative, an
- [AI coding agents push Git infrastructure and browser debugging into a new phase](https://www.lizecheng.net/insights/dev/ai-coding-agents-push-git-infrastructure-and-browser-debugging-into-a-new-phase/): AI coding agents are changing the scale and shape of software development. GitHub says it is rebuilding its Git infrastructure as agents drive billions of commi
- [Benjamin Moore puts colour at the centre of museum storytelling](https://www.lizecheng.net/insights/color/benjamin-moore-puts-colour-at-the-centre-of-museum-storytelling/): Benjamin Moore has partnered with the Branch Museum of Design in Virginia to place colour at the centre of exhibition storytelling. The collaboration gives desi
- [Central banks publish fresh exchange rates and benchmark yields for 20 October 2026](https://www.lizecheng.net/insights/calculator/central-banks-publish-fresh-exchange-rates-and-benchmark-yields-for-20-october/): Official tables dated 20 October 2026 show new currency references across several markets, while separate rate pages provide Swiss and Guyanese benchmarks. The 
- [Unicode Data Update Reshapes Python Text Handling and JSON Escaping](https://www.lizecheng.net/insights/text/unicode-data-update-reshapes-python-text-handling-and-json-escaping/): Python 3.12 documentation records an update to Unicode database version 15.0.0, while Go’s encoding/json/jsontext documentation specifies escaping U+2028 and U+
- [Native PDF handling moves into Delphi and C++Builder applications](https://www.lizecheng.net/insights/pdf/native-pdf-handling-moves-into-delphi-and-c-builder-applications/): TMS VCL UI Pack 13.8 adds native PDF opening, inspection, editing, merging, rotation and saving directly within Delphi and C++Builder applications. The release 
- [AES Show Nashville 2026 puts immersive audio and broadcast workflows in the spotlight](https://www.lizecheng.net/insights/audio/aes-show-nashville-2026-puts-immersive-audio-and-broadcast-workflows-in-the/): AES Show Nashville 2026 will run Oct. 30-Nov. 1 at the Gaylord Opryland Resort & Convention Center, anchoring this week's audio calendar around immersive produc
- [UK asking-price cuts hit 15-year high as 2026 savings rates top 4.20% and old 401(k)s slip out of view](https://www.lizecheng.net/insights/finance/uk-asking-price-cuts-hit-15-year-high-as-2026-savings-rates-top-4-20-and-old/): Data shared with the BBC shows UK home sellers are cutting asking prices on 3,000 properties a day, the highest volume in 15 years. On the deposit side, one US 
- [Tolan raises $30M as AI companions shift from chat novelty to everyday work tool](https://www.lizecheng.net/insights/productivity/tolan-raises-30m-as-ai-companions-shift-from-chat-novelty-to-everyday-work-tool/): On October 19, 2026, AI companion startup Tolan announced a $30 million round led by Union Square Ventures, with Khosla Ventures and Homebrew participating, dou

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