SEO & Webmaster — Guides & Articles

• Does a JSON-LD Checker Fetch or Run Your Webpage?

  Published 2026-08-18

  A local JSON-LD checker never fetches your URL or runs scripts. Pasted HTML parses in an isolated browser fragment, keeping audits private.

  

• Bulk QR Code Generator 128px: When Smaller PNGs Work

  Published 2026-08-18

  Generate up to 20 QR codes at 128-pixel PNG size in your browser. No upload, no ZIP — pick size, error level, and verify before publishing.

  

• How to Get a Website Sitemap XML as Plain Text

  Published 2026-08-18

  Get a website sitemap XML into plain text and turn it into a deduplicated, one-URL-per-line list with a browser-side extractor that never uploads the file.

  

• How to Generate Barcodes in Google Sheets Without Add-ons

  Published 2026-08-18

  Generate barcodes in Google Sheets without font add-ons or scripts. Create an SVG with a free browser tool, then drop it into a cell with IMAGE().

  

• Check AI Bot Robots.txt Without These Mistakes

  Published 2026-08-17

  Pre-deployment robots.txt reviews for AI crawlers fail when you skip path matching, treat every row as a User-Agent header, or trust an allowed result as proof.

  

• How to Get app-ads.txt Records and Publish the File

  Published 2026-08-17

  Pull app-ads.txt records from AdMob, Audience Network and other networks, then assemble a file with the Ads Txt Generator and publish at /app-ads.txt.

  

• Generate UTM Links for Google Analytics Tracking

  Published 2026-08-17

  Build Google Analytics UTM links with utm_source, utm_medium, and utm_campaign while keeping existing query parameters and fragments intact.

  

• Get a Sitemap.xml From a Reviewed URL List

  Published 2026-08-17

  Paste a reviewed URL list into the browser-based XML Sitemap Generator to produce a UTF-8 sitemap.xml you can download. One host per file, no crawling, no…

  

• SERP Snippet Preview Bulk Review: A Local Workflow

  Published 2026-08-17

  Review SERP drafts one at a time with disclosed desktop or mobile limits, local URL checks, and separate deployed-HTML verification.

  

• Generate Schema Markup Without an API: A Local JSON-LD Workflow

  Published 2026-08-16

  Need structured data for WebSite, Article, or Organization without API calls? Use this browser-based Schema Markup Generator to create valid JSON-LD from…