🍿 A cross-browser library of CSS animations. As easy to use as an easy thing.

Modern CSS framework based on Flexbox

Skeleton: A Dead Simple, Responsive Boilerplate for Mobile-Friendly Development

Minimal CSS Framework for semantic HTML

A drop-in collection of CSS styles to make simple websites just a little nicer

Turret is a styles and browser behaviour normalisation framework for rapid development of responsive and accessible websites.