Does it validate JSON?

Yes, invalid JSON triggers a clear error message showing where the problem is.

Yes, switch between formatted (pretty) and minified (compact) output.

JSON Formatter

Format, beautify, and validate JSON data online for free. Paste messy JSON and get properly indented, readable output. Detect syntax errors instantly.

Input JSON

Output

How to Use JSON Formatter

Paste your JSON data.
Click "Format" to beautify it.
Click "Minify" to compress it.
Validation errors are shown automatically.

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