jibzarJSON Formatter
Format, minify and validate JSON with exact line and column errors. Big numbers stay untouched and everything runs on your own device.
- Fully offline
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Features
- Errors with line, column and a go-to-error button
- Large numbers keep full precision
- Tree view with copyable JSONPath
- 2-space, 4-space and tab indent
- Works offline
Examples
Format an object
- Input
- {"a":1,"b":[true,null]}
- Output
- { "a": 1, "b": [ true, null ] }
FAQ
Is my JSON uploaded?
No. All processing happens on your device and nothing is sent to a server.
Why are large numbers not changed?
The tool edits the original text instead of converting it to a JavaScript object, so a number like 12345678901234567890 stays exactly as written.