JSON Formatter
Format, pretty print, and validate JSON data online.
On-Device
Loading tool...
Advertisements
Please consider unblocking ads. They help keep Nutter Tools free and available for everyone.
About JSON Formatter
JSON Formatter is a powerful, privacy-first tool designed to beautify, format, and validate your JSON data instantly. It runs entirely in your browser, ensuring your sensitive data never leaves your device.
How to use JSON Formatter
- Paste or type your unformatted JSON into the input area.
- Select your preferred indentation level (2 or 4 spaces).
- The tool will automatically format and highlight the JSON.
- If your JSON is invalid, detailed error messages will help you locate the issue.
Use cases for JSON Formatter
- Debugging API responses and webhook payloads.
- Formatting minified JSON files for readability.
- Validating JSON syntax before using it in your code.