JavaScript Beautifier

Summary

Paste minified JavaScript and get clean, indented, readable code back.

How it works

1. Paste JavaScript code into the editor
2. Choose brace style and indent size
3. Click Beautify
4. Copy the formatted code

Use cases

• Reverse-engineering minified third-party scripts
• Preparing code snippets for review
• Debugging obfuscated client-side code

Frequently Asked Questions