JSON Formatter & Validator

Format, validate, and beautify JSON with syntax highlighting and error detection

JSON Input

Valid JSON
0 characters

Try Sample JSON

Formatted JSON

Formatted JSON will appear here...
0 characters

How to Use the JSON Formatter

1. Input JSON

Paste JSON text or upload a .json file

2. Validate

Automatic validation with error detection

3. Format

Beautify or minify the JSON structure

4. Use Result

Copy or download the formatted JSON

Frequently Asked Questions

What is JSON formatting?

JSON formatting adds proper indentation and line breaks to make JSON more readable while preserving the data structure.

Can I validate large JSON files?

Yes, our tool can handle large JSON files efficiently, with processing happening locally in your browser.

What's the difference between beautify and minify?

Beautifying adds formatting for readability, while minifying removes all unnecessary whitespace to reduce file size.

Is my JSON data secure?

Yes, all JSON processing happens locally in your browser. Your data never leaves your device.