HTML Minifier
Minify HTML to reduce file size
Enter HTML to minify
What is HTML Minification?
HTML minification is the process of removing unnecessary characters from HTML code without changing its functionality. This includes removing whitespace, line breaks, and comments to reduce file size and improve page load times.
How to Use
- Paste your HTML into the input field
- Click "Minify HTML" to compress your code
- Copy the minified result
Example
Input (formatted HTML):
<!DOCTYPE html>
<html>
<head>
<title>Example</title>
</head>
<body>
<h1>Hello World</h1>
<!-- This is a comment -->
<p>Welcome to my page</p>
</body>
</html>Output (minified HTML):
<!DOCTYPE html><html><head><title>Example</title></head><body><h1>Hello World</h1><p>Welcome to my page</p></body></html>Technical Notes
This tool removes HTML comments, collapses whitespace between tags, and eliminates unnecessary line breaks. It preserves conditional comments for Internet Explorer compatibility. For production use, consider using build tools like Terser or HTMLMinifier for more advanced optimization options.
Privacy Notice
All HTML minification happens entirely in your browser. Your HTML code is never transmitted to any server, ensuring complete privacy for your source code and templates.
Frequently Asked Questions
Why should I minify HTML?
Minifying HTML reduces file size, which leads to faster page load times and lower bandwidth usage. This is especially important for mobile users and can improve your website's performance scores and SEO rankings.
Will minification break my HTML?
No, minification only removes unnecessary whitespace and comments. The HTML structure, tags, attributes, and content remain unchanged. The minified HTML is functionally identical to the original.
What about whitespace-sensitive elements?
This basic minifier removes whitespace between tags. For production use with elements like <pre>, <code>, or <textarea> that require preserved whitespace, use advanced minification tools that can detect and preserve whitespace in these contexts.
Are comments removed?
Yes, HTML comments are removed during minification to reduce file size. However, conditional comments (used for IE compatibility) are preserved. If you need to keep specific comments, you'll need to restore them after minification.
Is my HTML sent to a server?
No, all HTML minification happens in your browser. Your code never leaves your device, ensuring complete privacy for your HTML templates, source code, and any sensitive content.