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HTML Minifier: Compress HTML and Reduce Page Size Online

Remove comments and extra whitespace from HTML, and optionally minify inline CSS and JavaScript. See the size saved. Runs in your browser.

Paste your HTML and press Minify. Comments and extra whitespace go, the spaces that matter between inline tags stay, and you can also compress inline CSS and JavaScript. The page shows the bytes saved.

What it does

This is a safe whitespace-and-comment minifier. It does not remove optional tags or attribute quotes.

Example

Before

<!DOCTYPE html>
<html><head><title>My page</title>
<!-- styles -->
<style>body{margin:0}</style></head>
<body><div class="box"><h1>Hello</h1><p>Some <b>bold</b> text.</p><ul><li>One</li><li>Two</li></ul></div></body></html>

After

<!DOCTYPE html><html><head><title>My page</title><style>body{margin:0}</style></head><body><div class="box"><h1>Hello</h1><p>Some <b>bold</b> text.</p><ul><li>One</li><li>Two</li></ul></div></body></html>

Frequently asked questions

Is it safe for my page?
It keeps the single spaces between inline elements and does not touch pre or textarea. Check the page after minifying, as with any minifier.
Does it remove quotes or optional tags?
No. Attribute quotes and optional closing tags stay, which keeps the result safe for every browser.
What about inline JavaScript?
Inline scripts are minified with a light method that removes comments and extra spaces. It does not rename variables.
Will it break inline event handlers?
No. Attribute values are not changed.

Runs in your browser. Nothing you type is sent to this site. Updated 2026-10-11.

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