Developer Tools
JSON Formatter
Parse JSON locally, identify line and column errors, pretty-print with selectable indentation or minify for transport.
🔒 Your files and data never leave your device
Settings
Paste JSON, then format, minify or validate it.
Simple workflow
How to use JSON Formatter
- 1Paste JSON into the editor.
- 2Format, minify or validate it.
- 3Copy the valid output.
Good to know
Frequently asked questions
Is the text sent to a server?
No. Your input is processed instantly on your device and is not stored or uploaded.
Does it work offline?
Yes. After the page has been cached, this tool is designed to work without a network connection.
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