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

:electron: Build cross-platform desktop apps with JavaScript, HTML, and CSS

🍿 A cross-browser library of CSS animations. As easy to use as an easy thing.

The iconic SVG, font, and CSS toolkit

A professional front-end template for building fast, robust, and adaptable web apps or sites.

Modern CSS framework based on Flexbox

A modern alternative to CSS resets

🗂 The perfect Front-End Checklist for modern websites and meticulous developers

Materialize, a CSS Framework based on Material Design

Visual primitives for the component age. Use the best bits of ES6 and CSS to style your apps without stress 💅

A high quality UI Toolkit built on Vue.js 2.0

A collection of CSS3 powered hover effects to be applied to links, buttons, logos, SVG, featured images and so on. Easily apply to your own elements, modify or just use for inspiration. Available in CSS, Sass, and LESS.

🕸 Almost complete answers to "Front-end Job Interview Questions" which you can use to interview potential candidates, test yourself or completely ignore

Transforming styles with JS plugins

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

采用自身模块规范编写的前端 UI 框架，遵循原生 HTML/CSS/JS 的书写形式，极低门槛，拿来即用。

Tabler is free and open-source HTML Dashboard UI Kit built on Bootstrap

Animate elements as they scroll into view.

NativeScript is an open source framework for building truly native mobile apps with JavaScript. Use web skills, like Angular and Vue.js, FlexBox and CSS, and get native UI and performance on iOS and Android.

Parse CSS and add vendor prefixes to rules by Can I Use

Simple animation libraries for delightful user interfaces

A utility-first CSS framework for rapid UI development.

Less. The dynamic stylesheet language.

我是木易杨，公众号「高级前端进阶」作者，每天搞定一道前端大厂面试题，祝大家天天进步，一年后会看到不一样的自己。

uni-app 是使用 Vue 语法开发小程序、H5、App的统一框架

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