HTML Minifier & Beautifier
Compress HTML for production or Beautify for readability (100% Client-side)
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HTML Minifier & Beautifier Documentation
What is this tool?
This tool allows you to compress (minify) or beautify HTML code. Minification removes unnecessary whitespace and comments to reduce file size for production deployment. Beautification formats HTML with proper indentation for better readability during development.
Key Features
- Minify HTML - Remove whitespace, line breaks, and comments to reduce file size
- Beautify HTML - Format HTML with proper indentation and line breaks for readability
- Customizable indent size (2 spaces, 4 spaces, or tabs)
- Option to preserve comments during minification
- File size comparison showing compression ratio
- Real-time HTML Preview to verify results instantly (Sandboxed & Secure)
Common Use Cases
- Optimize HTML files for production deployment to reduce page load time
- Format minified or compressed HTML for easier debugging and code review
- Clean up HTML code with inconsistent formatting
- Reduce bandwidth usage by serving minified HTML to users
Beautification Adjustments
When beautifying HTML, the tool applies the following formatting improvements:
- Adds proper indentation based on nesting level (configurable: 2 spaces, 4 spaces, or tabs)
- Inserts line breaks after opening/closing tags for better readability
- Normalizes whitespace between elements while preserving text content
- Preserves formatting inside pre, code, and textarea tags
Minification Adjustments
When minifying HTML, the tool performs the following optimizations:
- Removes all unnecessary whitespace, newlines, and indentation
- Removes HTML comments (optional: can preserve with 'Preserve Comments' option)
- Collapses multiple consecutive spaces into single space
- Removes whitespace around tags while maintaining functional spacing
- Preserves critical whitespace in pre, code, textarea, and inline text
Estimated File Size Impact
Typical file size changes based on original formatting and content:
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