Data utility
JSON Formatter
Validate, format or minify JSON into clean readable output.
Your JSON output will appear here
Paste valid JSON and choose format or minify.
Live JSON
Output
Tutorial
JSON Formatter Tutorial
This tool validates JSON text and formats it into readable indentation or compact minified output.
How to use
- Paste JSON into the input box.
- Choose format or minify if the page provides that option.
- Run the tool.
- Copy the cleaned JSON output.
Example
Paste {"name":"RPD Tools","active":true} to format it into readable multi-line JSON.
Tips
- Valid JSON must use double quotes around object keys and strings.
- Use formatted JSON for debugging and minified JSON for compact storage or transfer.
Benefits
Makes messy JSON easier to read and debug.
Helps find invalid JSON before using it in an app or API.
Creates compact JSON when you need smaller payloads.
Frequently asked questions
This tool validates JSON text and formats it into readable indentation or compact minified output.
Yes. You can use this tool directly in the browser without creating an account.
Calculation history is not saved unless the site owner enables recent-calculation storage.