SEO Analyzer - OnPageX

Analyze meta tags, headings, schema markup, images & links in one click. Get SEO scores, fi... | Not affiliated with Anthropic, PBC.

OnPageX is a Chrome extension that gives any web page a comprehensive on-page SEO analysis in one click. How it works Just click the OnPageX icon in your toolbar. It scans the current page and lays out its SEO health in a dark-themed popup. Basic features - Title and meta description analysis (with character counts) - 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 classification - Image alt attribute audit - 9 SEO score categories with color coding (good / warning / needs work) Pro features ($9.99 one-time) - Google SERP preview — see how you'll appear in search results before publishing - Competitor comparison — enter a URL and line up SEO scores side by side - PDF and CSV export — generate client-ready reports - Bulk check — analyze every open tab at once - Analysis history — track SEO changes over time - Custom scoring — adjust thresholds to your own criteria Privacy OnPageX runs entirely within your browser. No data is sent to external servers (only Pro license verification communicates with ExtensionPay).