A command-line interface to clean-css CSS optimization library

A modular minifier, built on top of the PostCSS ecosystem.

CSS minifier with structural optimisations

Minify CSS

Leaner CSS

A pure JavaScript implementation of Sass.

CSS Object Model implementation and CSS parser

A polyfill for the Resize Observer API

Packs ECMAScript/CommonJs/AMD modules for the browser. Allows you to split your codebase into multiple bundles, which can be loaded on demand. Supports loaders to preprocess files, i.e. json, jsx, es7, css, less, ... and your custom stuff.

CLI for PostCSS

autoprefixer plugin for less.js

clean-css plugin for less.js

GraphicsMagick and ImageMagick for node.js