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JSON Formatter

Paste raw JSON and instantly format it with customizable indentation. Supports minification, key sorting, and highlights syntax errors with line numbers.

Indent:

Sort keys

Input JSON

Output

Formatted JSON will appear here...

Frequently Asked Questions

Is my JSON data secure?

Yes. All processing happens client-side in your browser. No data is ever sent to our servers.

What's the maximum JSON size?

The tool handles JSON up to several megabytes. For very large files, consider using a dedicated JSON editor.

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