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https://github.com/xem/miniMinifier
HTML/CSS/JS minifiers in 128+ bytes
https://github.com/xem/miniMinifier
Last synced: about 2 months ago
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HTML/CSS/JS minifiers in 128+ bytes
- Host: GitHub
- URL: https://github.com/xem/miniMinifier
- Owner: xem
- Created: 2013-03-09T08:21:14.000Z (over 11 years ago)
- Default Branch: gh-pages
- Last Pushed: 2018-01-09T13:27:27.000Z (over 6 years ago)
- Last Synced: 2024-07-18T03:44:11.310Z (2 months ago)
- Language: CSS
- Homepage:
- Size: 129 KB
- Stars: 103
- Watchers: 7
- Forks: 8
- Open Issues: 17
-
Metadata Files:
- Readme: README.md
Awesome Lists containing this project
README
MiniMinifier
==
A collection of super tiny minifiers more efficient than most of the other online minifiers
---
128b CSS Minifier:
===
````````
- Demo: http://xem.github.io/miniMinifier/css.html
- Test file: https://github.com/xem/miniMinifier/blob/gh-pages/test.css
- Features:
- Instant output
- Doesn't alter your CSS rules and selectors
- Removes all CSS comments
- Removes all unnecessary spaces, tabs and line breaks
- Removes all unnecessary semicolons
- Removes all unnecessary ````*```` in CSS selectors (ex: ````*:before { ... }```` )
- Warning: strings can be altered (ex: ````content: "..."```` )
- Warning: doesn't remove spaces before ":" in CSS rules (ex: ````color :red```` )
- Benchmark:
- **Bootstrap 3.3.7**: commented: 142.58kb - minified: 118.35kb - csscompressor.com: 120.66kb - miniMinifier: 117.93kb
- **Normalize 5.0.0**: commented: 8.31kb - csscompressor.com: 2332b - miniMinifier: 2331b
- **Our test file**: commented: 1529b - csscompressor.com: 503b - miniMinifier: 495b
---
128b HTML minifier
===
````````
- Demo: http://xem.github.io/miniMinifier/html.html
- Test file: https://github.com/xem/miniMinifier/blob/gh-pages/test.html
- Features:
- Removes all HTML comments
- Removes all unnecessary spaces, tabs and line breaks
- Removes trailing spaces and slashes in tags (ex: ````
````)
- Removes unnecessary closing tags (````````, ````````, ````````,```````` and ```````` sometimes)
- Warning: strings can be altered (ex: ```````` )
- Benchmark:
- **Our test file**: commented: 710b - willpeavy.com: 399b - [kangax](kangax.github.io/html-minifier): 273b - miniMinifier: 273b
--
Advanced CSS Minifier (1kb?):
===
- Features:
- remove charset rule
- remove comments
- keep strings and urls unaltered
- remove spaces,tabs,line breaks around ~ ; , ( ) { } / @ ! < > =
- remove spaces around : in at-rules
- remove spaces before * and : in selectors, if possible
- remove spaces around + and - in selectors
- Remove all unnecessary * in selectors
- remove spaces around * and : in rules
- Remove spaces before hex colors
- Remove spaces between ":" and "rgb()"
- Remove all unnecessary semicolons
- Remove "+" and leading zeroes in numbers
- Remove ".0" in decimal numbers
- Remove "0." in decimal numbers
- Remove trailing zeroes in decimal numbers
- Remove "-" before zero
- Remove units after zero except %
- Remove % after zero, except in parenthesis and keyframes stops
- Remove "+", "-" and "." in "-.0", "+.0" and ".0"
- Convert rgba(0,0,0,0) in transparent
- Convert opaque rgba colors in rgb (ex: rgba(255, 0, 0, 1) => rgb(255, 0, 0))
- Convert rgb colors in hex (ex: rgb(255, 0, 0) => #FF0000)
- Minify 6-digit hex colors to 3-digit hex colors if possible (ex: #FF0000 => #F00)
- Replace hex colors with shorter names (ex: #F00 => red)
- Remove empty rules and empty media queries
- Replace font-weight values with numbers
- Simplify nth-of-type, nth-child, even, odd
- Rename ":root" in "html"
- Compress margin/padding/border-width/border-radius shorthands
- Convert some units (angles, times, sizes)
- Remove quotes around identifiers in font / font-family / etc (but not in content!)
- Remove "https?:" and quotes in urls
- Avoid repeating identical css properties in a rule
- Lowercase everything but strings, urls and case-insensitive attr selectors (gzip optimization)
- Remove repeated properties
- Remove repeated selectors
- Remove repeated rules
- Don't close the last containers in the file
- WIP:
- Demo : http://xem.github.io/miniMinifier/css/index.html
- Advanced test file (minified in the demo): https://github.com/xem/miniMinifier/blob/gh-pages/css/test.css