JavaScript Formatter

Beautify or minify JavaScript code — clean up messy scripts instantly.

100% Browser-Based

Files Never Leave Your Device

No Server Uploads

Zero Data Collection

How It Works

Paste your JavaScript code

Click Beautify or Minify

Copy the formatted output

Format for readability or compress for production

Handles modern JavaScript syntax including arrow functions and template literals

Choose indent size and brace style

Does it support TypeScript?

It handles standard JavaScript. TypeScript-specific syntax may not be fully supported.

Does it handle JSX?

Basic JSX is supported through the js-beautify library.

Is the minification production-ready?

For basic minification yes. For production, consider tools like Terser that also do tree-shaking.