PageScope

* On-click SEO audit for the active tab; page analysis stays in your browser * SEO score from 0–100 with color-coded category ratings and an explanation of the scoring * Title and meta description checks, plus a search-result preview * H1–H6 heading structure analysis * Open Graph and Twitter social preview * Link markup analysis: internal, external, nofollow, and empty or invalid href values; destination links are not fetched * Structured-data detection: JSON-LD types, invalid JSON syntax, and microdata; not full schema validation * Image alt-attribute coverage, decorative empty-alt counts, and oversized-image flags * Canonical, meta robots, viewport, charset, language, and favicon checks * Word count, text-to-HTML ratio, and browser page-load timing * Prioritized recommendations with explanations and suggested fixes * Filter, click-to-copy, rescan, and Markdown audit export * No site crawling; no checks of link status, response headers, robots.txt, sitemaps, Googlebot access, or Core Web Vitals * Free to use (keep this line if the release will remain free)