AI Website Analyzer

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.