3 free online tools. No signup, no install. Your files are auto-deleted within 1 hour.
Free on-page SEO audit for any URL — 40+ checks across meta, Open Graph, schema, headings,...
Parse and test any site's robots.txt. See user-agent groups, allow/disallow rules, sitemap...
Paste a URL, get every meta tag — Open Graph, Twitter Cards, canonical, hreflang, JSON-LD,...