SEO Analyzer & Meta Tag Checker — OnPageX

一键分析Meta标签、标题结构、Schema标记、图片和链接。获取SEO评分，发现问题并导出报告。永久免费。

OnPageX gives you instant, comprehensive on-page SEO analysis for any webpage — all in a single click. HOW IT WORKS Click the OnPageX icon in your toolbar. The extension scans the current page and displays a complete breakdown of its SEO health in a clean, dark-themed popup. WHAT YOU GET (FREE) - Title & meta description analysis with character count - Open Graph and Twitter Card validation - Heading structure tree (H1–H6) with hierarchy checks - Schema.org / JSON-LD detection and viewer - Internal, external, and nofollow link breakdown - Image alt text audit - Color-coded score for 9 SEO categories (Good / Warning / Critical) PRO FEATURES ($9.99 one-time) - Google SERP preview — see exactly how your page appears in search results - Competitor comparison — enter any URL and compare SEO scores side by side - PDF & CSV export — generate professional reports for clients or teams - Bulk check — analyze all open tabs at once - Analysis history — track SEO changes over time - Custom scoring rules — adjust thresholds to match your standards WHO IS IT FOR SEO specialists, content marketers, web developers, agency teams, and anyone who wants quick on-page SEO insights without opening a separate tool. PRIVACY OnPageX runs entirely in your browser. No data is sent to external servers. The only network connection is to ExtensionPay for optional Pro license verification.