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

Modern CSS framework based on Flexbox

A collection of loading indicators animated with CSS

Skeleton: A Dead Simple, Responsive Boilerplate for Mobile-Friendly Development

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

Tomorrow Theme

A showcase of problems once hard or impossible to solve with CSS alone, now made trivially easy with Flexbox.

Functional css for humans

Delightful, performance-focused pure css loading animations.

The fastest way to build beautiful Electron apps using simple HTML and CSS

Smarter defaults for colors on the web.

A best-practices CSS foundation

Simple tooltips made of pure CSS

A modular minifier, built on top of the PostCSS ecosystem.

Get the rocks out of your socks! Assemble makes you fast at web development! Used by thousands of projects for rapid prototyping, themes, scaffolds, boilerplates, e-books, UI components, API docume…

The 960 Grid System is an effort to streamline web development workflow.

Pure CSS phones and tablets

HTML5 mockups of popular devices, to showcase your portfolio and spice up your website.

This could take a while

Patterns for using flexbox CSS to build awesome UI components.

A simple and attractive code quality tool for CSS built on top of LESS

Pledge your respect and appreciation for contributors of all kinds to your open source project.

Use Sass-like markup in your CSS

A simply readable Hacker News web app

Clank: open source prototyping framework for mobile apps

A Sass mixin for creating hamburger icons.

A set of UI elements styled using the Boostrap toolkit to use with Ember.js

CSS Post-Processor

🔆 The colour palette, based on Google's Material Design, for use in your project.

iOS7 Style Switch