A modern alternative to CSS resets

Modern CSS framework based on Flexbox

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

List of awesome CSS frameworks in 2025

Tables plug-in for jQuery

Compass is no longer actively maintained. Compass is a Stylesheet Authoring Environment that makes your website design simpler to implement and easier to maintain.

A CSS framework that aims to cut down on your CSS development time

The 960 Grid System is an effort to streamline web development workflow.

A simple set of best practices to get HTML5 projects off on the right foot.

documentation site for Luminus framework