JavaScript Beautifier
Beautify minified JavaScript.
About this tool
Beautify minified or ugly JavaScript into clean, properly-indented code using the industry-standard js-beautify engine — entirely in your browser.
Key Features
- Powered by js-beautify
- Proper indentation & spacing
- Handles minified bundles
- No code leaves your device
How to Use
- Paste your JavaScript.
- Click Format.
- Copy the beautified code.
Benefits
- Read minified libraries
- Debug bundled code
- Standardize code style
Frequently Asked Questions
It reformats whitespace and structure. It cannot recover original variable names that were mangled during minification.