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Tech stack, SEO, performance, security & a11y analysis — client-side. Copy or download report as JSON. AI Website Analyzer gives developers and site owners instant insights into any website—directly in the browser. Open the extension on a tab to analyze that page only. All analysis runs on your device. Nothing is sent to our servers or third-party analytics services. WHAT YOU GET • Tech stack detection — Frameworks, CMS, libraries, and common platforms • SEO analysis — Titles, meta descriptions, headings, alt text, canonical tags, Open Graph • Performance insights — Resource count, JavaScript and image size, slow assets • Security checks — HTTPS, CSP, HSTS, X-Frame-Options, and related response headers • Accessibility (a11y) — HTML lang, skip links, unlabeled controls, heading structure • Actionable recommendations — Rule-based tips to improve SEO, performance, security, and accessibility • Overall score — 0–100 quality overview with category breakdown EXPORT & HISTORY • Copy report — Copy a text summary of the analysis to your clipboard • Download JSON — Save the full analysis report as a JSON file for sharing or archiving • Recent analyses — View your last analyses locally in the Overview tab (stored on your device only) OTHER FEATURES • Analyze again — Re-run analysis after you refresh or navigate • Light and dark theme • Keyboard-friendly tab navigation PRIVACY Analysis uses only the current tab when you open the extension. We do not sell your data. Theme preference and recent analysis history are saved locally in your browser (chrome.storage.local) and are not uploaded. See our privacy policy for details. Built for developers, QA engineers, SEO specialists, and anyone who wants to understand a site’s architecture and quality quickly.
Jul 3, 2026
rating_count is the Chrome Web Store ratings count, not a written-review count.
Media assets
Screenshots and videos on the listing.
Has promo video
Whether the listing includes at least one video.
Languages
Declared language locales.
Developer website
Listing exposes a developer website URL.
Contact email
Listing exposes a contact email.
Keyword in name
Case-insensitive substring match in the name.
Keyword in description
Case-insensitive substring match in the description.
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.