Automatic compilation of js + css + html

HSPP is an optimizer and minifier for CSS files which is written in C++11

CSS tokenizing/minimizing library for Lua.

Gulp Server for static HTML, CSS & JS - includes support for Sass, Autoprefixer, CSS minification, and JS transpilation (ES6), concatenation, & uglification.

CSS and JS Minifiier written in PHP. Can work in conjuction with https://github.com/jxmot/minimize-prep#readme

All-in-one web page minifier (HTML/JS/CSS), in PHP.