JSON Formatter & Minifier
Local processing — your files never leave your devicePaste your JSON and get it neatly indented and easy to read, with any syntax error pinpointed, then switch to minified output in one click.
How to use
- 1Paste your JSON code.
- 2Choose "Format" or "Minify".
- 3If there's an error, its exact location and description will appear.
Features
- Format with two or four spaces
- Minify to the smallest size
- Error detection with position
- Copy and download the result
When to use this tool
Use it to inspect an API response, to tidy a config file, to unpack a single-line JSON blob, or to validate a payload before sending it.
FAQ
How do I find the error location in JSON?
When parsing fails, we show the error message along with its position (line and column) as reported by the browser's parser.
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