Schema markup tool

Free Structured Data Checker

Detect JSON-LD and microdata on a page so search engines and AI systems can better understand your entities, FAQs, products, and organization.

Shares the same 3 free SEO checks/day as our other tools · initial HTML only (JS-rendered content may look incomplete).

0 of 3 free checks used today · 3 left.

How to use this tool

Detect JSON-LD and microdata on a page so search engines and AI systems can better understand your entities, FAQs, products, and organization.

Also try the full free SEO checker or browse all free SEO tools.

Structured Data Checker FAQs

What structured data should I use?

Match the page type: Organization and WebSite on the homepage, FAQPage for FAQs, Article for blog posts, Product for commerce, and Service or SoftwareApplication for product pages.

Is JSON-LD better than microdata?

Google recommends JSON-LD for most sites. It is easier to maintain than inline microdata and less likely to break when templates change.

Is this structured data checker free?

Yes. Free checks share DebuggedSoftware’s daily SEO tool limit. For schema implementation and validation across a site, we can engineer it for you.

Does this validate against Google’s Rich Results Test?

It detects presence of JSON-LD and microdata in the initial HTML. For full eligibility checks, also run Google’s Rich Results Test on key templates.