Format and validate JSON online

Format, validate, and minify your JSON data. Catch syntax errors instantly.

JSON Data

Formatted JSON

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Validation Status

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The Methodology

JSON.parse() and JSON.stringify(data, null, 2)

This tool uses the verified professional formula shown above. We cite our sources so you can trust every result.

Make your JSON readable

Unformatted JSON is hard to read. Our tool beautifies your data with proper indentation, making it easy to debug and share.