HTML/CSS/JS Minifier
FreeMinify your HTML, CSS, and JavaScript code to reduce file sizes and improve page load times. Our minifier removes whitespace, comments, and unnecessary characters while preserving functionality. Supports source map generation for debugging. An essential tool for optimizing web performance and Core Web Vitals scores.
How It Works
Upload or enter your data
Drag and drop your file or paste your content into the tool input area.
Configure options
Adjust settings and preferences to get exactly the output you need.
Get your result
Download your processed file or copy the output. Everything happens in your browser.
Frequently Asked Questions
Minification removes whitespace, line breaks, comments, and shortens variable names to produce the smallest possible file while maintaining identical functionality. It typically reduces file sizes by 20-60%.
Yes, our tool supports all three languages. Select the language type, paste your code, and get the minified output instantly. Each language uses specialized optimization rules.
Our minifier is well-tested and preserves code functionality. However, we recommend testing minified code before deploying to production. Source maps are available for easier debugging.
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