JavaScript Beautifier

Beautify JavaScript with proper auto-indentation or minify for production. Handles strings, comments, template literals, and classes. Copy or download. 100% client-side.

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How to Use the JavaScript Beautifier

  1. Paste your JavaScript into the input area or click "Load Sample".
  2. Click Beautify for readable indented output.
  3. Click Minify to compress for production.
  4. Use Copy or Download to save the result.

Features

  • Auto-indent JavaScript with configurable spacing
  • Newlines after braces, semicolons, and control structures
  • Remove comments and whitespace for minification
  • Respects string literals, template literals, and regex
  • Download beautified JavaScript as a file
  • 100% client-side -- your code never leaves your browser

Disclaimer:This tool is provided “as is” for informational and educational purposes only. Results may not be 100% accurate. ToolBird makes no warranties, express or implied, regarding the accuracy, reliability, or completeness of any output generated by this tool. This tool does not constitute professional, legal, financial, medical, or tax advice. Always consult a qualified professional for important decisions. By using this tool, you agree that ToolBird and its operators shall not be held liable for any damages, losses, or consequences arising from the use of this tool or reliance on its results. All processing occurs in your browser — we do not store, transmit, or access your data. Use at your own risk.