A well-tested CSS minifier

Clean files and folders

PostCSS plugin to minify CSS with clean-css

Compile LESS files to CSS

Grunt task for executing shell commands.

Add, remove and rebuild AngularJS dependency injection annotations.

Grunt task for minifying AngularJS projects

Concat CSS with @import statements at top and relative url preserved.

Leaner CSS

It's a very fast and efficient glob library for Node.js

The grunt command line interface

Grunt plugin for linting and minifying CSS