Online JavaScript Minifier

Minify your JavaScript code to reduce file size and improve load times. This tool removes unnecessary characters and whitespace while preserving functionality, making your code production-ready.

Input JavaScript

How to Use

  1. Paste your JavaScript code into the input textarea
  2. Adjust formatting options to your preference:
    • Indent Size: Number of spaces for each indentation level
    • Brace Style: Choose how braces are formatted
    • Preserve Newlines: Maintain existing line breaks
    • Break Chains: Split chained method calls across lines
  3. Click "Format JavaScript" to beautify or "Minify" to compress your code
  4. Use the copy button to copy the result to your clipboard

Features

  • JavaScript code formatting and minification
  • Customizable indentation and brace styles
  • Preserve code structure options
  • Syntax highlighting
  • Copy to clipboard functionality
  • Error handling and validation
  • Sample code template