Structured Data Tester
Test structured data markup online for free. Validate JSON-LD, Microdata, and RDFa schema for rich results instantly.
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Coming SoonSEO & Web Tools
The full version of Structured Data Tester is being built right now. We add new fully functional tools every week. In the meantime, you can use the basic workspace below.
About Structured Data Tester
Test structured data markup online for free. Validate JSON-LD, Microdata, and RDFa schema for rich results instantly.
This tool is completely free and runs 100% in your browser. Your data is never uploaded to any server — everything is processed locally on your device for maximum privacy and speed.
About Structured Data Tester
Test structured data markup online for free. Validate JSON-LD, Microdata, and RDFa schema for rich results instantly.
Features
- 100% free with no sign-up required
- Runs entirely in your browser for full privacy
- No data stored, no files uploaded to servers
- Works on desktop and mobile devices