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JSON Formatter
Format and validate JSON online. Pretty print JSON with proper indentation and syntax highlighting.
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Instant
No signup
Input JSON
Formatted JSON
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Frequently Asked Questions
What is JSON formatting?
JSON formatting makes your JSON data more readable by adding proper indentation, line breaks, and consistent spacing.
Does this tool validate JSON?
Yes! The tool validates your JSON syntax and shows error messages if the JSON is invalid.
Is my data stored or sent anywhere?
No. All JSON processing happens in your browser. Your data never leaves your device.