JavaScript Minifier

Minify JavaScript scripts client-side to strip comments, extraneous whitespace, and indentation.

This tool is currently being prepared. The specification is finalized and implementation is underway.

How It Works & Processing Standards

Minify JavaScript scripts client-side to strip comments, extraneous whitespace, and indentation.

Current Limits

  • Maximum input length: 100,000 characters

JavaScript Minifier is a 100% free, browser-based online utility. All calculations and file conversions run locally inside your browser (Local-First) without sending data to remote servers, keeping your documents and inputs strictly private.

How to Use JavaScript Minifier

  1. 1
    Input JS CodePaste your JavaScript code.
  2. 2
    Copy Minified ResultCopy the optimized, single-line or compact script.

Common Use Cases

  • Shrinking web script sizes, quick inline script packaging, and web speed optimization
Have feedback or ideas for this tool? Suggest & Inquire →