CSS - Frameworks
Base / Reset / Normalize
3_ENTRIES- **modern-normalize**
Normalize browsers' default style. Repo | #CSS
- **Natural Selection**
Collection of best-practice CSS selectors. | #CSS
Class-less
5_ENTRIESFrameworks that use semantic HTML and do not rely on classes.
- **Pico.css**
Elegant styles for all native HTML elements, dark mode automatically enabled. Demo, Docs, Repo | #SCSS
- **Simple.css**
Lightweight, classless CSS framework. Demo, Docs, Repo | #CSS
Very Lightweight
3_ENTRIESFrameworks that are smaller than ~10KB.
General Purpose
14_ENTRIES- **Bootstrap**
The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web. Demo, Docs, Repo | #SCSS
- **Foundation**
The most advanced responsive front-end framework in the world. Demo, Docs, Repo | #SCSS
- **Primer**
CSS framework that powers GitHub's front-end design. Docs, Repo | #SCSS
- **Carbon Components**
Component library behind IBM's Carbon Design System. Docs, Repo | #SCSS
- **U.S. Web Design System**
Components used by U.S. federal government websites. Docs, Repo | #SCSS
- **Fomantic-UI**
Build beautiful websites fast, with concise HTML, intuitive javascript, and simplified debugging. Docs, Repo | #LESS
- **Blaze UI**
Open source modular toolkit providing great structure for building websites quickly with a scalable and maintainable foundation. Demo, Docs, Repo | #SCSS
- **Cirrus**
Component and utility centric SCSS framework designed for rapid prototyping. Demo, Docs, Repo | #CSS
- **Vanilla Framework**
Simple, extensible CSS framework. Written by the Canonical Web Team. Demo, Docs, Repo | #SCSS
- **PatternFly**
UI framework for enterprise web applications. Demo, Docs, Repo | #SCSS #LESS
Material Design
2_ENTRIES- **Beer CSS**
Build material design interfaces in record time without stress for devs. Repo | #CSS
- **Materialize**
Responsive front-end library based on Google's Material Design. Docs, Repo | #SCSS
Utility-based
2_ENTRIES- **Tailwind CSS**
Utility-first CSS framework for rapid UI development. Docs, Repo | #CSS
- **Open Props**
CSS custom properties to help accelerate adaptive and consistent design. Demo, Docs, Repo | #CSS #PostCSS
Specialized
10_ENTRIES- **98.css**
CSS library for building interfaces that look like Windows 98. Repo | #CSS
- **Tufte CSS**
Style your webpage like Edward Tufteβs handouts. Repo | #CSS
- **Gutenberg**
Modern framework to print the web correctly. Demo, Docs | #SCSS
- **System.css**
Design system for building retro Apple interfaces. Repo | #PostCSS
- **XP.css**
CSS library for building interfaces that look like Windows XP. Repo | #PostCSS
- **Bojler**
Email framework for developing responsive and lightweight email templates. Docs, Repo | #SCSS
Stalled Development
16_ENTRIESFrameworks that have not seen any real development for more than about one year or officially have been deprecated. We are keeping them here for reference/inspiration and hope for a revival.
- **Semantic UI**
User interface is the language of the web. Docs, Repo | #LESS
- **Material Components Web**
Modular and customizable Material Design UI components for the web. Demo, Docs, Repo | #SCSS
- **Tachyons**
Quickly build and design new UI without writing CSS. Demo, Docs, Repo | #CSS
- **Water.css**
Just-add-CSS collection of styles to make simple websites just a little nicer. Repo | #CSS
- **sanitize.css**
The best-practices CSS foundation. Repo | #CSS
- **modern-css-reset**
Tiny little reset that you can use as the basis of your CSS projects. Repo | #CSS
- **minireset.css**
Tiny modern CSS reset. Repo | #Sass
- **CSS Remedy**
Start your project with a remedy for the technical debt of CSS. | #CSS
- **inuitcss**
Extensible, scalable, Sass-based, OOCSS framework for large and long-lasting UI projects. Repo | #SCSS
- **unsemantic**
Fluid grid for mobile, tablet, and desktop. Demo, Docs, Repo
- **Propeller**
Front-end responsive framework based on Google's Material Design standards & Bootstrap. Docs, Repo | #SCSS
- **Concise CSS**
Give up the bloat. Stop tripping over your classes. Be concise. Docs, Repo | #SCSS
- **Responsive Boilerplate**
Powerful, accessible, developer friendly framework for building responsive websites. Docs, Repo | #SCSS
- **turretcss**
Responsive front-end framework for accessible and semantic websites. Demo, Docs, Repo | #CSS
- **Centurion**
Web-based framework for rapid prototyping and building larger web projects. Docs, Repo