Paste any JSON-LD structured data block and instantly check syntax + required and recommended properties for 13 popular schema types. Runs 100% in your browser — nothing is uploaded.
Article, BlogPosting, NewsArticle, FAQPage, Product, Organization, LocalBusiness, BreadcrumbList, WebSite, SoftwareApplication, Person, Event, Recipe. Other valid types are accepted but only syntax-checked.
JSON-LD (JavaScript Object Notation for Linked Data) is the structured data format Google recommends for marking up pages. It is embedded in a script tag with type application/ld+json.
The validator checks required and recommended properties for Article, BlogPosting, NewsArticle, FAQPage, Product, Organization, LocalBusiness, BreadcrumbList, WebSite, SoftwareApplication, Person, Event and Recipe.
No. This validator gives instant offline field-level feedback while drafting schema. Always run the final markup through Google Rich Results Test before publishing.
No. Validation runs entirely in your browser using JavaScript. Nothing is uploaded, logged or stored.
Required properties must be present for the markup to be eligible for rich results. Recommended properties improve eligibility and the quality of the rich result preview.