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CSS Minifier
Minify CSS online by removing whitespace, comments and unnecessary characters to shrink stylesheet size and speed up page loads.
cssminifycompress
Formatting Options
Preview the shared config renderer across simple, choice-based, and multi-select settings.
Features
Compact CSS
Minify CSS output to reduce unnecessary bytes
Smaller Files
Trim whitespace and other safe-to-remove characters
Production Ready
Prepare leaner CSS output for deployment workflows
Privacy First
All processing happens in your browser
Quick Tips
- •Keep a formatted CSS source copy before minifying production output
- •Minify final CSS assets after edits are complete
- •Verify the minified CSS still behaves as expected before shipping it
- •All data stays in your browser - nothing is sent to servers
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