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JSON Formatter

Beautify or minify JSON with options for indentation and key sorting.

Input

Output

Format and beautify JSON — free

Make minified JSON readable in one click. This free JSON formatter pretty-prints your data with clean indentation, can sort keys, and minifies when you need compact output. Everything runs locally in your browser for full privacy.

How to format JSON

  1. Paste your JSON into the editor above.
  2. Choose format, minify, or sort-keys options.
  3. See the beautified result instantly.
  4. Copy it to your clipboard.

JSON formatter FAQ

Is the JSON formatter free?

Yes — free and unlimited, with no account required.

Does it validate too?

Yes — invalid JSON is flagged so you can fix it before formatting.

Is my data uploaded?

No. Formatting runs entirely in your browser; your data never leaves your device.

Related: JSON Validator | Browse all tools

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