CSS Frameworks

A modern alternative to CSS resets

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

Flat UI Free - Design Framework (html/css3/less/js). Flat UI is based on Bootstrap, a comfortable, responsive, and functional framework that simplifies the development of websites.

Functional css for humans

A drop-in collection of CSS styles to make simple websites just a little nicer

A collection of professionally designed, every day UI components built on a framework-agnostic technology. 🥾

The minimal amount of CSS to replicate the GitHub Markdown style

A best-practices CSS foundation

Minimal CSS Framework for semantic HTML

Modern framework to print the web correctly.                                               

MVP.css — Minimalist stylesheet for HTML elements

👜 A beautiful CSS library to kickstart your projects

🌸 a minimal css framework/theme.

Material Design for Bootstrap 4

A minimal, responsive, style-agnostic CSS framework!

⛷ Dead simple CSS framework.

A lightweight, scalable, mobile-first CSS framework

💎 A beautiful CSS framework designed for minimalists.

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

The classless CSS reset (perfect for Communists).

Kube CSS Framework

Base - A Rock Solid, Responsive CSS Framework built to work on all devices big, small and in-between.

the world's smallest (995 bytes) CSS framework

Propeller - Develop more, Code less. Propeller is a front-end responsive framework based on Google's Material Design Standards & Bootstrap.

The worlds smallest fully-responsive css framework

The worlds smallest fully-responsive css framework

A CSS framework that's lightweight and easy-to-use. Give up the bloat. Stop tripping over your classes. Be Concise.

Text-based user interface CSS library

A simple, minimal, classless stylesheet for simple HTML pages

An SCSS framework & UI library for Dropbox Web.

A lightweight, mobile-first boilerplate for front-end web developers.

A modular, “mobile-first” CSS framework built with performance and scalability in mind.

Basic.css - Classless CSS Starter File

A forward-thinking, lightweight, css microframework

The minimal and themeable CSS toolkit for flat and clean designs

Opinionated, classless styles for semantic HTML

🌿 A CSS survival kit. Includes only the essentials to make camp.

Create beautiful and semantically meaningful articles with pandoc.

A bare bones responsive SCSS boilerplate for web designers

A simple responsive framework for mobile friendly development.

Centurion is a web-based framework for rapid prototyping and building larger web projects.

📎 Just another CSS framework

A lightweight, progressive, high-IQ CSS framework.

Pavilion CSS Framework. A solid starting point without the bloat.

The μ css framework — a 1 ko css file.

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

🤖 CSS based on Nier Automata's interface design language.

A CSS template focused on readability

🍱 A minimal CSS framework for web.

a simple to use, easy to remember css framework

A classless CSS utility for your HTML

Nearly Classless CSS file to give html a latex-like look

A simple and to the point classless CSS framework

🎡 simple stripped down css framework

A classless CSS framework

Rapidly build efficient sites with Neat, the minimalist css framework.

A minimal baseline stylesheet for any web project

A minimalist classless CSS theme

A minimalist's typography focused and responsive framework for the web

HTML-StarterKit is a simple, modular HTML5 template to kick off your responsive websites.

HTML-StarterKit is a simple, modular HTML5 template to kick off your responsive websites.

🔰 Classless stylesheet for HTML documents.

Design Framework

CSS to get a web app up and running

A beautiful alternative to CSS resets & normalisers.

Minimal (5kb) drop-in CSS library

Kathamo is a Minimalist CSS Framework for Rapid & Mobile-Friendly Development. Kathamo has a few easy ways to quickly get started, each one appealing to a different skill level and use case.

A CSS Boilerplate for minimalists

📎 A minimal and customizable CSS normalization library

Solid, fluid, IE-friendly Sass (SCSS) framework.

A CSS framework without class.

A sleek and minimal CSS framework for easier web development.

Minimal CSS Framework

A classless CSS framework with a focus on accessibility

Pure css framework designed for the minimalist

:art: A Minimalist and Civilized CSS framework.

A minimal and robust BEM-style CSS toolkit.

A minimal & lightweight CSS framework

Mercury CSS: A classless stylesheet boilerplate built for speed...

A classless theme based on Sakura.css which aims to look modern and be lightweight. You should be able to apply this to any plain HTML and have it look good with little to no tweaks.

Minimal, responsive CSS framework for lazy developers

🆗 Sensible styling defaults for your web page

The Classless Material CSS Framework

Simple and hackable CSS boilerplate + framework ready to use in your projects.

Simple.css is a minimal CSS framework with a unique grid system, made to serve as a basic web app skeleton.

🍋 Minimal and responsive CSS framework for fast building websites.

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

A utility-first CSS framework for rapid UI development.

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

Modern CSS framework based on Flexbox

Materialize, a CSS Framework based on Material Design

Material Design Components in HTML/CSS/JS

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.

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

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

Themes for Bootstrap

Functional css for humans

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

The CSS design system that powers GitHub

A minimalist CSS framework.

Low-level CSS Toolkit – the original Functional/Utility/Atomic CSS library

Next generation utility-first CSS framework.

Lightweight CSS framework

Modern framework to print the web correctly.                                               

The Less Formal CSS Framework

A classless CSS framework to write modern websites using only HTML.

👜 A beautiful CSS library to kickstart your projects

Salesforce Lightning Design System

A Flexible, Responsive CSS Framework - Powered by Sass

Fomantic-UI is a community fork of Semantic-UI

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

💎 A beautiful CSS framework designed for minimalists.

Now UI Kit Bootstrap 4 - Designed by Invision. Coded by Creative Tim

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

CSS framework for dummies, without a single CSS class

Simple CSS library for semantic HTML markup

☁️ The SCSS framework for the modern web.

A micro (3kb) CSS framework

Atomic UI Framework based on Web Components and Runtime CSS Generation for rapidly building interfaces that follow your Design System 🌈

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

Utility based css framework built with SCSS.

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

A new flexbox based CSS micro-framework.

A modest, grayish CSS library

A lite and flexible CSS framework (Inspired by Skeleton CSS)