Top 188 css-framework open source projects

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

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

A Utility Complete CSS Framework for less than 45kb (8kB Gzipped) -

An elegant CSS Framework.

A simple colorful CSS framework

Open source CSS framework for data visualization.

Frontend boilerplate and framework based on gulp, pug, stylus and babel

A UI Design Language, WC UI Library, and Runtime CSS Framework for rapidly building interfaces that follow your Design System 🌈

Feature rich CSS framework for the new decade https://shorthandcss.com

Fomantic-UI is a community fork of Semantic-UI

A lightweight, scalable, mobile-first CSS framework

Lightweight and simple to use UI Kit. Fully responsive, just 3KB gzipped.

🌃 the design reference for the developers who care about good design.

Front-end framework with a built-in dark mode and full customizability using CSS variables; great for building dashboards and tools.

Modern, modular, extensible button system designed for both rapid prototyping and production-ready applications

Themes for Bootstrap

CSS-in-JS with near-zero runtime, SSR, multi-variant support, and a best-in-class developer experience.

Material Design Components, Responsive and Modern CSS Framework Built with Flexbox 🍰

Most used UI Components — of web applications. Curated/Most loved components for web development

10KB classless CSS framework with responsive typography, navbar, syntax highlighting, etc.

Fluent Reveal Effect JavaScript library for web

A little bag of CSS superpowers, built on PostCSS

Flexible grid layouts to get you familiar with building within the flexible grid system.(HTML, CSS, SASS, SCSS)

World's smallest responsive 🔥 css framework (395 bytes)

Flexbox Toolkit & Grid

Kule Lazy4 / CSS Framework

Bulma SCSS - The Bulma CSS Framework files converted to SCSS syntax

Box - CSS Framework

A CSS framework based on Human Guidelines from apple

An UI library for WeChat, includes widgets/modules in mobile web app.

An extended table to integration with some of the most widely used CSS frameworks. (Supports Bootstrap, Semantic UI, Bulma, Material Design, Foundation, Vue.js)

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

A UI component framework for building LCUI application.

A lightweight responsive Sass/CSS framework based on flexible box.

A minimalist CSS framework.

Pure CSS framework designed & developed by eBay for a branded, e-commerce marketplace.

Website built with bootstrap 4 Framework

🍱 A minimal CSS framework for web.

A simple framework for faster and beautiful responsive sites

A maximalist css framework for making web apps fast

Mockups with markup — https://sujan-s.github.io/fictoan/

A modern, light CSS UI framework by Shakr

Fluid Flex Solution for making infinite grid columns.

A lightweight CSS framework that brings MacOS styled elements to Electron

Scaffolding utility for vanilla-js

Modern CSS framework based on Flexbox

A utility-first CSS framework for rapid UI development.

Materialize, a CSS Framework based on Material Design

The first truly composable CSS animation library. Built for Vue, React, SCSS, and CSS, AnimXYZ will bring your website to life.

Very simple CSS Framework

Dead simple CSS framework now with Jekyll.

🎡 simple stripped down css framework

A vaporwave CSS framework

A minimalist CSS framework.

CSS Framework for Dummies, Without Classes

A lightweight CSS framework written in Sass.

My own front end web development set up, covering everything from operating system to analytics.

Graceful & Minimal CSS design system in pure semantic HTML

A package based CSS framework.

😸 A fast, friendly, and fun web UI kit for everyone.