JSON Formatter & Validator
Paste your JSON below to beautify, minify, and validate it instantly — with full syntax highlighting.
✅ Valid JSON
Formatted JSON will appear here...
How to Use the JSON Formatter
1
Paste or type your JSON data into the input box.
2
Click "Beautify" to pretty-print with indentation, or "Minify" to compress it to one line.
3
Invalid JSON shows a clear error message. Valid JSON is highlighted and ready to copy.
Frequently Asked Questions
What's the difference between beautify and minify?
Beautify adds indentation and line breaks for readability. Minify removes all unnecessary whitespace to reduce file size.
Does this validate my JSON?
Yes. If your JSON has a syntax error, the tool shows exactly what's wrong.
Is my JSON data sent to a server?
No. All formatting and validation happens entirely in your browser.
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