teraSEO

AI-powered technical SEO audit in Chrome DevTools. Analyze meta tags, social cards, schema, headings, links, images & get AI tips.

teraSEO — Pro Technical SEO Analyzer Instantly audit any web page's SEO health right inside Chrome DevTools. teraSEO gives you a complete 9-tab analysis dashboard covering every critical SEO factor — from meta tags and Open Graph cards to structured data, image optimization, and AI-powered recommendations. ━━━━━━━━━━━━━━━━━━━━━━━━━━ WHY teraSEO? ━━━━━━━━━━━━━━━━━━━━━━━━━━ ✦ AI-powered insights — Get specific, actionable SEO recommendations from AI ✦ Real-time analysis — Results appear instantly as you browse ✦ Privacy-first — Static analysis is 100% on-device, AI analysis is opt-in only ✦ Zero configuration — Just open DevTools and start auditing ✦ SEO scoring — A through F grades across 5 categories ━━━━━━━━━━━━━━━━━━━━━━━━━━ WHAT YOU GET ━━━━━━━━━━━━━━━━━━━━━━━━━━ ▸ Overview — Overall SEO score with category breakdown (Meta, Technical, Content, Social, Schema) and visual score ring ▸ Meta Tags — Complete meta tag inspection with key/value table, validation warnings, character counts, and SERP preview ▸ Headings — Full heading hierarchy (H1-H6) analysis with structure validation, nesting checks, and content review ▸ Technical — Canonical URLs, robots directives, viewport settings, language declarations, HTTP-equiv headers, and hreflang tags ▸ Social — Open Graph and Twitter Card preview with property validation, image dimensions, and share-ready card mockups ▸ Schema — JSON-LD structured data viewer with collapsible tree, schema type detection, and validation ▸ Links — Internal/external link audit with nofollow detection, anchor text analysis, and broken link indicators ▸ Images — Image inventory with alt text coverage, dimension checks, format analysis, and optimization suggestions ▸ AI Analysis — AI-powered SEO ━━━━━━━━━━━━━━━━━━━━━━━━━━ SEO SCORING SYSTEM ━━━━━━━━━━━━━━━━━━━━━━━━━━ Your page receives a weighted score across 5 categories: • Meta (30%) — Title, description, keywords • Technical (25%) — Canonical, robots, viewport • Content (20%) — Headings structure, text quality • Social (15%) — OG tags, Twitter cards • Schema (10%) — Structured data presence Grades: A (90+), B (80+), C (70+), D (60+), F (<60) ━━━━━━━━━━━━━━━━━━━━━━━━━━ PRIVACY FIRST ━━━━━━━━━━━━━━━━━━━━━━━━━━ Static SEO analysis runs 100% locally in your browser. The optional AI Analysis feature sends only page metadata (URL, title, heading counts) to Groq's API when you click "Analyze with AI" — never automatically. Your API key is stored locally and never shared with teraSEO. ━━━━━━━━━━━━━━━━━━━━━━━━━━ HOW TO USE ━━━━━━━━━━━━━━━━━━━━━━━━━━ 1. Install teraSEO from the Chrome Web Store 2. Open Chrome DevTools (F12 or Ctrl+Shift+I) 3. Navigate to the "teraSEO" panel tab 4. Browse any web page — analysis starts automatically ━━━━━━━━━━━━━━━━━━━━━━━━━━ 100% FREE ━━━━━━━━━━━━━━━━━━━━━━━━━━ Every feature is completely free. No paywalls, no trials, no accounts required. All 9 analysis tabs, JSON export, AI analysis, and full scoring — free forever. AI Analysis requires a free Groq API key (get one at console.groq.com). ━━━━━━━━━━━━━━━━━━━━━━━━━━ Perfect for SEO professionals, web developers, content creators, and digital marketers who need fast, reliable SEO insights without leaving the browser.