How to format JSON online?

Paste your JSON and click Format.

Yes, all processing happens in your browser.

Home/Tools/JSON Formatter

📄 JSON Formatter & Validator

Format, validate, and beautify JSON instantly. All processing happens in your browser.

Input JSON

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✓

Valid JSON

1 objects • 1 arrays • 174 bytes

Formatted Output

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Indentation

Quote Style

Max Line Length

Sort keys alphabeticallyAllow trailing commas

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