Tailwind CSS
Low level, utility-first framework
Best of Tailwind
A collection of websites and examples built with Tailwind CSS - the CSS framework
Bootstrap
Popular UI framework with tons of components that use both CSS and JS
Semantic UI
Empowers designers and developers by creating a shared vocabulary for UI
Bulma
Modern CSS framework with no JS
Fomantic UI
A community fork of Semantic-UI
Pure CSS
A set of small, responsive CSS modules
UIKit
Lightweight and modular front-end framework
Milligram.io
Minimalist CSS framework
Shoelace.css
Lightweight, forward-thinking CSS library built with future CSS syntax
Picnic CSS
Lightweight and beautiful library
Chota
A micro, CSS framework
Blueprint CSS
A lightweight layout library for building great responsive mobile first UIs that work everywhere
Material Bootstrap
Material Design with Bootstrap
MVP.css
A minimalist stylesheet for HTML elements. No class names, no frameworks, just semantic HTML and you're done
Turret CSS
Turret CSS is a styles framework for development of responsive websites.
98.css
A design system for building faithful recreations of old UIs
XP.css
XP.css is an extension of 98.css. A CSS library for building interfaces that look like old UIs.
NES CSS
NES-style CSS Framework
Hint.css
A pure CSS tooltip library for your lovely websites.
Halfmoon UI
A responsive and lightweight framework, designed for quickly building beautiful dashboards and product pages.
Css-doodle
A web component for drawing patterns with CSS
Cirrus CSS
A component and utility centric SCSS framework designed for rapid prototyping.
Gutenberg
Modern framework to print the web correctly.
Arwes
Arwes is a web framework to build user interfaces based on futuristic science fiction designs, animations, and sound effects.
Twind
The smallest, fastest, most feature complete tailwind-in-js solution in existence
Pico.css
Elegant styles for all natives HTML elements without .classes and dark mode automatically enabled.
Foundation
Mobile first framework with clean markup