JSON Formatter
Format, minify, and validate JSON directly in your browser.
Paste JSON and choose an action.
How to use this tool
Paste JSON into the text area. Select Format for readable indentation, Minify for compact output, or Copy to place the current result on your clipboard.
Frequently asked questions
Does formatting change the data?
Formatting changes whitespace only. Minifying also removes unnecessary whitespace while preserving the parsed JSON data.
What happens with invalid JSON?
The tool displays the browser parser error so you can locate and correct the issue.