HTML / CSS / JS Minifier
Strip unnecessary whitespace and comments from HTML, CSS, or JavaScript.
Related Free Tools
About Free Online HTML, CSS & JavaScript Minifier
Minify HTML, CSS, and JavaScript code to strip comments and extra whitespace, shrinking file sizes for faster website loading.
How to Use
- Select your code language: CSS, HTML, or JavaScript.
- Paste your source code and click Minify Code.
- Check the character savings percentage and copy the minified output.
Key Features & Benefits
- Reduces stylesheet and script byte size to improve page speed and Core Web Vitals.
- Strips block comments and collapses redundant spaces instantly in the browser.
Frequently Asked Questions
Does minifying code change how it works?
No, minification only removes comments and unnecessary whitespace while keeping functionality intact.
No, minification only removes comments and unnecessary whitespace while keeping functionality intact.
Should I keep a backup of my unminified code?
Yes, always keep your original formatted source code for future editing and deploy the minified version to production.
Yes, always keep your original formatted source code for future editing and deploy the minified version to production.