Reduce your HTML file size and boost page speed with our free online HTML minifier. Effortlessly remove unnecessary whitespace, comments, and redundant attributes to deliver leaner code to your users and improve overall site performance.
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Tip
Always test your site after minification to ensure whitespace-sensitive elements like <pre> or <code> display correctly.
Did You Know?
HTML minification can significantly improve Core Web Vitals, which are crucial metrics for SEO rankings.
HTML (HyperText Markup Language) is the standard markup language used to create the structure and content of web pages. While developers use indentation, newlines, and comments to make code readable and maintainable during development, web browsers do not need these elements to display the page correctly. Minification transforms this human-readable markup into a compact version optimized for machines, ensuring your production environment is as lean and efficient as possible.
Best Practice
Combine HTML minification with Gzip or Brotli compression on your server for maximum file size reduction.
html-minifier-terser for Webpack, Vite, or Gulp.Q: Does minifying HTML break my website functionality? A: No, minification only removes characters that don't impact the document structure or rendering, like comments and extra whitespace.
Q: Should I minify my original source code files? A: No, always keep your readable source files for development. Minify your code only when preparing it for production deployment.
Q: How much can I reduce my file size? A: On average, HTML minification can reduce file size by 5% to 20%, depending on the density of comments and formatting in the original file.
Q: Is it possible to revert minified code back to a readable format? A: Yes, you can use our HTML Formatter to restore indentation and readability to minified HTML code.
Tip
Remove unnecessary meta tags and attributes before minifying to save even more space.