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Top Projects
91409twbs/bootstrap

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

21397zurb/foundation-sites

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.

18959daneden/animate.css

15217necolas/normalize.css

13291FezVrasta/bootstrap-material-design

Material design theme for Bootstrap 3

12874google/material-design-icons

12183twbs/ratchet

Build mobile apps with simple HTML, CSS, and JavaScript components.

9730octocat/Spoon-Knife

9247h5bp/Effeckt.css

8557HubSpot/pace

Automatically add a progress bar to your site. #hubspot-open-source

8211sahat/hackathon-starter

8020twbs/bootstrap-sass

7998tobiasahlin/SpinKit

7940IanLunn/Hover

7635dhg/Skeleton

7532you-dont-need/You-Dont-Need-Javascript

CSS is powerful, you can do a lot of things without js.

7458chriskempson/tomorrow-theme

6708daylerees/colour-schemes

Colour schemes for a variety of editors created by Dayle Rees.

6413gabrielecirulli/2048

6253mrmrs/colors

Smarter defaults for colors on the web.

6003Compass/compass

5959driftyco/ionicons

5680HubSpot/offline

5318joshuaclayton/blueprint-css

5298popcorn-time/popcorn-app

5288primer/primer-css

The base coat of GitHub. Our internal CSS toolkit and guidelines.

5275thoughtbot/bourbon

5167jquery-ui-bootstrap/jquery-ui-bootstrap

5082ConnorAtherton/loaders.css

Delightful, performance-focused pure css loading animations.

5055google/material-design-lite

4921north/north

Design and development standards to align and guide your project.

4794HubSpot/vex

A modern dialog library which is highly configurable and easy to style. #hubspot-open-source

4706fronteed/icheck

4685HubSpot/odometer

Smoothly transitions numbers with ease. #hubspot-open-source

4395Pixelkit/PixelKit-Bootstrap-UI-Kits

4314helios-framework/helios

An extensible open-source mobile backend framework

4313fronteed/iCheck

4273HubSpot/youmightnotneedjquery

4266davatron5000/Lettering.js

A lightweight, easy to use Javascript injector for radical Web Typography

4264heelhook/chardin.js

Simple overlay instructions for your apps.

4244connors/photon

The fastest way to build beautiful Electron apps using simple HTML and CSS

4159IronSummitMedia/startbootstrap

4091xorcery/retinajs

JavaScript, SCSS, Sass, Less, and Stylus helpers for rendering high-resolution image variants

4077tictail/bounce.js

Create beautiful CSS3 powered animations in no time.

3979csswizardry/inuit.css

Powerful, scalable, Sass-based, BEM, OOCSS framework.

3808chinchang/hint.css

A tooltip library in CSS for your lovely websites.

3773miniMAC/magic

CSS3 Animations with special effects

3734philipwalton/solved-by-flexbox

3314codeguy/php-the-right-way

3223lukehaas/css-loaders

3169sahat/megaboilerplate

Handcrafted starter projects, optimized for simplicity and ease of use.

3133nathansmith/960-Grid-System

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

3008oddbird/susy

Responsive layout toolkit for Sass

2953github/octicons

GitHub's icon font

2927erikflowers/weather-icons

215 Weather Themed Icons and CSS

2894jashkenas/docco

Literate Programming can be Quick and Dirty.

2887pixelsign/html5-device-mockups

2881senchalabs/jQTouch

2810JedWatson/touchstonejs

Mobile App Framework powered by React

2786touchstonejs/touchstonejs

Mobile App Framework powered by React

276518F/web-design-standards

Open source UI components and visual style guide for U.S. government websites

2738GumbyFramework/Gumby

2694weblinc/jquery.smoothState.js

Unobtrusive page transitions with jQuery.

2666jondot/graphene

2659alfredxing/brick

2612thoughtbot/neat

2587eddiemachado/bones

2554jlong/sass-bootstrap-defunct

2531kitematic/kitematic

2525mojotech/jeet

The most advanced, yet intuitive, grid system available for Sass or Stylus

2490horst3180/arc-theme

A flat theme with transparent elements

2472horst3180/Arc-theme

A flat theme with transparent elements

2468FreeCodeCampChina/freecodecamp.cn

看源码请到Code,提问请到Issues,提交代码请到Pull requests,看学习心得请到Wiki。多谢合作,么么哒,^_^。

2391elrumordelaluz/csshake

CSS classes to move your DOM!

2354InterNations/antwort

2343emmetio/emmet

2305pattle/simpsons-in-css

Simpsons characters in CSS

2304tapquo/Lungo.js

2296ericam/susy

2286OfficeDev/office-ui-fabric-core

The front-end framework for building experiences for Office and Office 365.

2281gudh/ihover

2271IanLunn/Sequence

2229HubSpot/shepherd

2226jxnblk/loading

2223ant-design/ant-design

A design language

2216leemunroe/grunt-email-workflow

A Grunt workflow for designing and testing responsive HTML email templates with SCSS.

2209twitter/recess

A simple and attractive code quality tool for CSS built on top of LESS

2188pixelmatrix/uniform

A plugin for jQuery. Make your form controls look how you want them to.

2186gravityonmars/Balloons.IO

Balloons.IO is a web multi-room chat server and client ready to use. It’s built with the help of node.JS, Express, Socket.IO and Redis. Balloons uses PassportJS for authentication with Twitter and Facebook

2186rickyrauch/Balloons.IO

Balloons.IO is a web multi-room chat server and client ready to use. It’s built with the help of node.JS, Express, Socket.IO and Redis. Balloons uses PassportJS for authentication with Twitter and Facebook

2180manuelkiessling/nodebeginner.org

2176aristath/elusive-iconfont

2175dovy/elusive-iconfont

2175ReduxFramework/elusive-iconfont

2173reduxframework/elusive-iconfont

2169klaussilveira/gitlist

An elegant and modern git repository viewer

2166marvelapp/devices.css

Pure CSS phones and tablets

2157tapmodo/Jcrop

2121usablica/front-end-frameworks

2118franciscop/picnic

:handbag: A beautiful CSS library to kickstart your projects