Xonvert
Xonvert · Tools · SEO

SEO tools — 7 free, in your browser

SEO and webmaster utilities — meta tag generators, structured-data builders, sitemap helpers, all validating against the real specs.

All seo tools

Meta Tag Analyzer
Paste HTML — see every meta tag, flag missing essentials, suggest fixes.
Robots.txt Generator
Build a clean robots.txt — pick agents, paths, and sitemaps.
Sitemap Generator
Paste a list of URLs — get a valid XML sitemap with last-modified and priorities.
Heading Structure
Paste HTML — see the H1–H6 outline and flag bad hierarchy.
Structured Data
Generate Schema.org JSON-LD for Organization, Article, Product, FAQ, and more.
Open Graph Preview
See how your link will look when shared — Facebook, LinkedIn, Slack, Discord.
Twitter Card Preview
See how your link will look in tweets — summary or large-image cards.

What people do with the seo tools

  • ·Generate OpenGraph and Twitter card meta tags
  • ·Build JSON-LD structured data with live preview
  • ·Generate sitemap.xml and robots.txt
  • ·Audit page titles and meta descriptions
  • ·Generate keyword variations and long-tails

Why Xonvert SEO

Compared with Ahrefs (paid), Screaming Frog, SEMRush (paid), Xonvert's seo tools trade install, license, and account for a URL. Free, private, fast, and offline-capable once loaded. The depth a desktop tool offers, with none of the friction.

Frequently asked questions

Are the Xonvert SEO tools free?+
Yes — every tool is free. No signup, no credit card, no trial limits. Pro removes the small export watermark on free tools and lifts daily quotas on the heaviest operations.
Do my files leave my device?+
No. The SEO tools run entirely in your browser. Your files are processed locally and never reach our servers.
Do they work offline?+
Yes — once a tool page is loaded, the browser caches its code and the tool keeps working without internet.
Do they work on mobile?+
Yes. Every seo tool works in modern mobile browsers on Android and iOS without an app install.
Can I use these for commercial work?+
Yes, with no licensing fees. We don't claim rights to anything you produce.