Schema Score — JSON-LD SEO Analyzer

Analyzes the JSON-LD of any page and scores its completeness. Validates fields, detects errors and shows SEO gaps.

Schema Score is the essential tool for anyone working with SEO and structured data. In one click, it analyzes all the JSON-LD on any page and shows exactly what's implemented, what's missing, and how complete each schema is. ★ WHAT IT DOES • Automatically detects every JSON-LD schema on the page • Validates required and recommended fields for 16+ types (LocalBusiness, Organization, Product, Article, FAQ, Person, WebSite, BreadcrumbList, VideoObject and more) • Calculates a 0–100% completeness score for each schema • Color-coded feedback: good, incomplete or critical at a glance • Detects invalid JSON and points to the exact error line and column • Warns about duplicate types that Google usually ignores ★ PROFESSIONAL FEATURES • Copy the report as text to paste anywhere • Export a clean, formatted HTML report • Jump straight to Google's Rich Results Test • Filter to show only critical schemas • Inspect the raw JSON of every schema ★ WHO IT'S FOR • SEO professionals and agencies • Web developers • Site owners who want to rank better on Google • Anyone who needs to audit structured data fast ★ PRIVACY 100% local. The extension collects no data, stores nothing and transmits nothing. Every analysis happens right in your browser. Built by Daniels — danielroom.com