Advanced Validatorfor schema.org data

Our validator analyzes web pages with JSON-LD, Microdata, and RDFa to ensure it follows best practices and help qualify for rich results in search engines. Get started for free!

Web Console

A Web Console to paste snippets and drop files to validate structured data.

Screenshot: Web Console
Open Console

Developer API

A Developer API to automate validation within your content workflows.

$ curl /toolkit.v0/structuredData.process \
  --form sourceFile=@example.html \
  --form format=messages

{ "data": [
  { "info": {
    "severity": "ERROR",
    "title": "Unknown Property",
API Documentation

Browser Extension

A Browser Extension to inspect pages from your local and production web sites.

Screenshot of the Named Graph Chrome Extension in action
Chrome Web Store
SEO Recommendations
Extra validation based on Google's Search Central documentation to help pages qualify for richer results in search engines (learn more).
Multiple Formats Supported
In addition to web pages, we support traditional RDF data formats, such as TriG, N-Quads, RDF/XML, and more (learn more).
Verified Fetch

Beyond copy-paste, verify your domain and we can render your web pages (including JavaScript) to validate dynamic content (learn more).

Free to Get Started

Start for free with up to 250 credits per day. Or paid plans for Toolkit services start at 25 USD per month for 100k credits (learn more).

Ready to improve your structured data?
Start validating today.

Live DemoLearn More