The most popular front-end framework for developing responsive, mobile first projects on the web.

bootstrap

The most advanced responsive front-end framework in the world.

foundation-sites

Semantic empowers designers and developers by creating a shared vocabulary for UI.

CSS for the <Component> Age. Style components your way with speed, strong typing, and flexibility.

A utility-first CSS framework for rapidly building custom user interfaces.

UIkit is a lightweight and modular front-end framework for developing fast and powerful web interfaces.

	Stars	Issues	Version	Updated	Created
bootstrap			5.3.3	2 months ago	13 years ago
foundation-sites			6.8.1	8 months ago	9 years ago
semantic-ui	50,989	1,079	2.5.0	2 years ago	10 years ago
styled-components			6.1.8	4 months ago	8 years ago
tailwindcss	78,339	33	3.4.3	a month ago	7 years ago
uikit	18,113	594	3.20.7	a day ago	9 years ago