Free SEO Tools
JSON Formatter
Paste any JSON to pretty-print, minify, and validate its syntax — entirely in your browser.
About this tool
For structured-data specifically (schema.org JSON-LD), use the JSON-LD Formatter instead — same functionality, framed for that use case.
Frequently Asked Questions
- Does this validate my JSON?
- Yes, it checks syntax validity and shows a clear error if the JSON is malformed.
- Can I minify as well as pretty-print?
- Yes, toggle between Pretty and Minify output.
- For schema.org JSON-LD specifically, is there a dedicated tool?
- Yes, the JSON-LD Formatter offers the same functionality framed for structured data.