CSS Frameworks

Leaderboard of CSS Frameworks.

Bootstrap

getbootstrap.com

136979
67443
403

The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web.

Meta
SCSS
License
MIT

Semantic UI

www.semantic-ui.com

46842
4936
961

Semantic is a UI component framework based around useful principles from natural language.

Meta
LESS
License
MIT

Bulma

bulma.io

37467
3089
307

Modern CSS framework based on Flexbox

Meta
Sass
License
MIT

Materialize

materializecss.com

36768
4836
711

Materialize, a CSS Framework based on Material Design

Meta
Sass
License
MIT

Material Design Lite

getmdl.io

31475
5333
366

Material Design Components in HTML/CSS/JS

Meta
SCSS
License
Apache-2.0

Foundation

get.foundation

28372
5774
284

The most advanced responsive front-end framework in the world. Quickly create prototypes and production code for sites that work on any kind of device.

Meta
SCSS
License
MIT

pure

purecss.io/

20415
2072
21

A set of small, responsive CSS modules that you can use in every web project.

Meta
None
License
NOASSERTION

Tailwind CSS

tailwindcss.com/

16958
741
56

A utility-first CSS framework for rapid UI development.

Meta
PostCSS
License
MIT

UIkit

getuikit.com

15135
2144
627

A lightweight and modular front-end framework for developing fast and powerful web interfaces

Meta
LESS, SCSS
License
MIT

Spectre.css

picturepan2.github.io/spectre/

9745
694
158

Spectre.css - A Lightweight, Responsive and Modern CSS Framework

Meta
LESS
License
MIT

Milligram

milligram.io

8408
488
73

A minimalist CSS framework.

Meta
Sass, SCSS, LESS, Stylus, PostCSS
License
MIT

MUI

www.muicss.com

4273
455
68

Lightweight CSS framework

Meta
SCSS
License
NOASSERTION

mini.css

minicss.org/

2769
160
6

A minimal, responsive, style-agnostic CSS framework!

Meta
SCSS
License
MIT

Mobi.css

getmobicss.com/

2340
171
7

A lightweight, scalable, mobile-first CSS framework

Meta
SCSS
License
MIT

sakura

oxal.org/projects/sakura

2293
89
11

🌸 a minimal css framework/theme.

Meta
SCSS
License
MIT

Wing

kbrsh.github.io/wing

1847
164
11

💎 A beautiful CSS framework designed for minimalists.

Meta
Stylus
License
MIT

Cutestrap

www.cutestrap.com

1526
100
2

A strong, independent CSS Framework. Only 2.7KB minified & gzipped.

Meta
SCSS
License
GPL-3.0

Kube

.

1307
205
61

Kube CSS Framework

Meta
SCSS
License
MIT

siimple

www.siimple.xyz

457
49
6

A collection of toolkits for building a better web

Meta
SCSS
License
MIT