Compress your HTML documents and speed up your website with our free online HTML minifier. Remove unnecessary whitespace, comments, and formatting to optimize your code for production without changing its functionality.
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Did You Know?
HTML minification can significantly reduce the Time to First Byte (TTFB) for dynamic websites.
Our tool provides several benefits to streamline your production code:
Best Practice
Always minify your HTML in conjunction with CSS and JavaScript for the best performance impact.
Minification is a vital step in the modern web development workflow:
HTML (HyperText Markup Language) is the standard backbone of every webpage on the internet. While developers use indentation and comments to make code readable and maintainable, web browsers do not require these elements to display the page correctly. HTML minification is the process of stripping away these developer-centric additions to create a version of the file that is as small as possible. This optimization ensures that the structural integrity of your site remains intact while maximizing delivery efficiency.
Tip
Keep your source files formatted in Git; only use the minified version for your public 'dist' folder.
For professional projects, you should automate minification in your build pipeline:
html-minifier-terser.Q: Does minifying HTML break the layout of my website? A: Generally, no. Our tool is designed to be safe, though it is always a best practice to test your site after minification to ensure specific whitespace-dependent elements (like <pre> tags) are handled correctly.
Q: Is it possible to reverse HTML minification? A: While you can't perfectly restore comments, you can use our HTML Formatter to re-indent the code and make it readable again.
Q: How much file size can I expect to save? A: Depending on how many comments and spaces your original file has, you can typically see a reduction of 10% to 20% in file size.
Learn more about HTML optimization and standards: