JSON Formatter & Validator

Format, beautify, minify, and validate your JSON data. All processing happens in your browser.

Indent:

Input JSON

Output

Ad Space

About JSON Formatter

This tool helps you format, beautify, minify, and validate JSON (JavaScript Object Notation) data. JSON is a lightweight data interchange format that's easy for humans to read and write.

Features:

Format JSON with customizable indentation (2 spaces, 4 spaces, or tabs)
Minify JSON by removing all whitespace
Validate JSON syntax and get detailed error messages
One-click copy to clipboard
100% client-side processing - your data never leaves your browser

Ad Space