CSS Frameworks

Leaderboard of CSS Frameworks.

Bootstrap

getbootstrap.com

135796
66823
372

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

46386
4885
938

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

Meta
LESS
License
MIT

Bulma

bulma.io

36571
2976
309

Modern CSS framework based on Flexbox

Meta
Sass
License
MIT

Materialize

materializecss.com

36480
4817
708

Materialize, a CSS Framework based on Material Design

Meta
Sass
License
MIT

Material Design Lite

getmdl.io

31408
5319
362

Material Design Components in HTML/CSS/JS

Meta
SCSS
License
Apache-2.0

Foundation

foundation.zurb.com

28273
5753
299

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/

20257
2074
18

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

Meta
None
License
NOASSERTION

UIkit

getuikit.com

14915
2132
647

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

Meta
LESS, SCSS
License
MIT

Tailwind CSS

tailwindcss.com/

14495
671
36

A utility-first CSS framework for rapid UI development.

Meta
PostCSS
License
MIT

Spectre.css

picturepan2.github.io/spectre/

9602
678
152

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

Meta
LESS
License
MIT

Milligram

milligram.io

8313
481
67

A minimalist CSS framework.

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

MUI

www.muicss.com

4260
454
67

Lightweight CSS framework

Meta
SCSS
License
NOASSERTION

mini.css

minicss.org/

2719
154
4

A minimal, responsive, style-agnostic CSS framework!

Meta
SCSS
License
MIT

Mobi.css

getmobicss.com/

2332
169
7

A lightweight, scalable, mobile-first CSS framework

Meta
SCSS
License
MIT

sakura

oxal.org/projects/sakura

2280
87
11

🌸 a minimal css framework/theme.

Meta
SCSS
License
MIT

Wing

kbrsh.github.io/wing

1835
165
12

💎 A beautiful CSS framework designed for minimalists.

Meta
Stylus
License
MIT

Cutestrap

www.cutestrap.com

1389
97
2

8kb micro CSS framework

Meta
SCSS
License
GPL-3.0

Kube

.

1309
206
62

Kube CSS Framework

Meta
SCSS
License
MIT

siimple

www.siimple.xyz

444
49
4

A collection of toolkits for building a better web

Meta
SCSS
License
MIT