SEOMarkup Structured Data Schema Inspector

View and analyze JSON-LD structured data on any webpage. Built for SEO professionals, web developers, and data analysts.

Inspect, copy, and validate every piece of JSON-LD structured data on any page — in one click. SEOMarkup Inspector parses every <script type="application/ld+json"> block, flattens @graph arrays into individual schemas, and gives you an organized tree view with full-text search. No more squinting at View Source. ━━━━━━━━━━━━━━━━━━━━━━━━━ WHAT YOU GET ━━━━━━━━━━━━━━━━━━━━━━━━━ • One-click inspection of all JSON-LD on the active page • Expandable tree view with full-text search and match cycling • Per-schema actions: copy as JSON, copy as <script> tag, download as .json • Click a schema type to jump straight to its Schema.org documentation • Inline error banner when JSON-LD is malformed — see exactly which block broke and why • Microdata and RDFa detection so you know when other structured-data formats are present • One-click validation via Google Rich Results Test and validator.schema.org (pre-filled with the current URL) • Works on any website — no setup, no account, no signup ━━━━━━━━━━━━━━━━━━━━━━━━━ WHO IT'S FOR ━━━━━━━━━━━━━━━━━━━━━━━━━ • SEO professionals — audit a client site in seconds. See every Product, Article, Organization, FAQ, BreadcrumbList, and more without leaving the page. • Web developers — debug your structured data before it ships. Catch malformed JSON-LD before Search Console does. • Content auditors and competitive researchers — see what schema your competitors use, copy it as a starting template, and validate before deploying. ━━━━━━━━━━━━━━━━━━━━━━━━━ WHY USERS LOVE IT ━━━━━━━━━━━━━━━━━━━━━━━━━ • Zero configuration — install and click • Tiny footprint — under 50KB total • Fast — opens instantly, no external requests • Private by design — see the privacy section below ━━━━━━━━━━━━━━━━━━━━━━━━━ PRIVACY ━━━━━━━━━━━━━━━━━━━━━━━━━ No data leaves your browser. We use the activeTab permission only, which means SEOMarkup Inspector can read structured data on the page you're currently looking at — and only when you click the icon. We do not collect, store, transmit, or sell any data. There is no analytics, no telemetry, no remote code, no third-party requests. Full privacy policy: https://www.seomarkup.site/privacy