About JSON Formatter
Format and validate JSON data with instant syntax highlighting. Built for developers, runs entirely in your browser.
How to use this tool
Paste your raw or minified JSON into the input area and click 'Format JSON'. The output is properly indented.
Frequently Asked Questions
Q: Does the tool validate my JSON?
Yes, invalid JSON will surface an error message so you can debug it.
Q: Is my data stored?
No. All processing is session-based and runs locally in your browser.