JS

JavaScript Formatter & Minifier Online

Free online JavaScript formatter and minifier. Beautify messy JS code with proper indentation or minify for production.

Input JavaScript
Result
💡 What

JS Formatter

  • Formats minified JavaScript into readable code with proper indentation based on braces, brackets, and semicolons.
📖 How

Steps

  • Paste JS and click Format or Minify
  • Choose 2 or 4 space indentation
  • Handles nested blocks and objects
🎯 When

Use cases

  • Reading minified library source
  • Debugging compressed code
  • Preparing scripts for deployment

FAQ

Does it handle ES6+?
It formats based on brace/bracket structure, so it handles arrow functions, template literals, and destructuring correctly.