SEO Tools

Structured Data Validator

Use Structured Data Validator to validate JSON-LD structured data against schema.org rules and Google rich result requirements. The tool produces a validation report with property-level checks and rich result eligibility status. Validates required and recommended properties. Rich result eligibility shown per schema type.

Free SEO analysis No sign-up required Instant results
Rich Result Eligibility
Schema Blocks

Features

  • Browser-only HTML analysis. No upload
  • Pass, warn, fail, and info status labels
  • Export report as JSON
  • Validates required and recommended properties. Rich result eligibility shown per schema type.

How to use it

  1. Paste the HTML source of a page into the input panel.
  2. Click Check HTML to run the analysis in your browser.
  3. Review the report sections.
  4. Export as JSON or copy the summary.

Use cases

  • Audit on-page SEO before publishing or updating a page
  • Check social sharing metadata before a campaign
  • Verify heading structure and schema markup after a CMS change

Limitations

  • JavaScript-rendered content is not evaluated. Only the static HTML response is analysed.
  • Paste the raw HTML source. Relative paths may not resolve correctly without the original base URL.
  • Validates required and recommended properties. Rich result eligibility shown per schema type.
See also

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Questions & answers

Frequently asked

Does Structured Data Validator upload my data?

Your file or text is processed in your browser and is not uploaded.

What does Structured Data Validator check?

It produces a validation report with property-level checks and rich result eligibility status. Validates required and recommended properties. Rich result eligibility shown per schema type.

Does this replace Google Search Console?

No. This tool reads static HTML and provides a quick informational check. For authoritative indexing data and crawl reports, use Google Search Console.