Dev UtilitiesJSON Formatter
Format and beautify your JSON instantly. Paste your JSON data below to get started.
Input JSON
Formatted JSON
What is a JSON Formatter?
A JSON Formatter converts compact, hard-to-read JSON into a clean, indented structure. Our tool also validates syntax and highlights errors automatically.
Key features:
- Automatic formatting with correct indentation
- Real-time JSON syntax validation
- Minification to reduce file size
- Direct download of the processed JSON
- One-click copy to clipboard
- Works entirely offline in your browser
Frequently Asked Questions
Is this JSON Formatter safe to use?
Yes, completely safe. All processing happens in your browser — your JSON data is never sent to any server.
What types of JSON can I format?
Any valid JSON, with no size limit. Works with REST API responses, config files, application data, and more.