Free Tool · Schema Markup Validator
Validate your schema before Google ignores it.
Paste a URL and see every JSON-LD block, syntax errors, missing required fields and the rich results you're leaving on the table. No signup to try it.
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No signupUnlimited & free19 schema types validated
What the validator reads
01 / Syntax
JSON-LD syntax.
Broken structured data is invisible — one trailing comma and the whole block silently drops out.
02 / Types
Detected types.
Every schema.org type on the page — Article, Product, FAQ, Organization and 15 more we validate.
03 / Required
Required fields.
Fields Google's rich results won't render without — missing one disqualifies the whole result.
04 / Recommended
Recommended fields.
The fields that improve eligibility and presentation: images, dates, authors, ratings.
05 / Rich results
Rich-result eligibility.
Which SERP features each type can unlock: stars, breadcrumbs, FAQs, sitelinks search box.
06 / Gaps
Missed opportunities.
Schema you should be running but aren’t — Organization, WebSite, BreadcrumbList and page-specific types.