JSON Formatter & Validator

Paste your JSON below to format, validate, or minify it instantly.

Input JSON

Output

What is JSON Formatter?

A JSON formatter takes raw or minified JSON data and formats it with proper indentation, making it easy to read and debug. This tool also validates your JSON to ensure it's syntactically correct.

Features

Format/beautify JSON with 2-space indentation
Minify JSON to reduce size
Validate JSON syntax with error messages
Copy formatted output to clipboard
100% client-side — your data never leaves your browser

Common Use Cases

Debugging API responses
Formatting configuration files
Validating JSON before sending to an API
Making minified JSON readable