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

Modern CSS framework based on Flexbox

Monospaced font family for user interface and coding environments

A collection of loading indicators animated with CSS

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

Short CSS code snippets for all your development needs

Automatically add a progress bar to your site.

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

Functional css for humans

Hi. I'm a starter theme called _s, or underscores, if you like. I'm a theme meant for hacking so don't use me as a Parent Theme. Instead try turning me into the next, most awesome, WordPress theme …

Delightful, performance-focused pure css loading animations.

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

A design system for building faithful recreations of old UIs

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

HTML/CSS drawing in the style of an 18th-century oil painting. Hand-coded entirely in HTML & CSS.

A modern dialog library which is highly configurable and easy to style. #hubspot-open-source

A best-practices CSS foundation

Synthwave inspired colour theme for VS Code 🌅🕶

Simple tooltips made of pure CSS

Unobtrusive page transitions with jQuery.

JavaScript, SCSS, Sass, Less, and Stylus helpers for rendering high-resolution image variants

Handcrafted starter projects, optimized for simplicity and ease of use.

A simple and easy jQuery plugin for CSS animated page transitions.

This could take a while

Material Design for Bootstrap 4

Halfmoon is a highly customizable, drop-in Bootstrap replacement. It comes with three built-in core themes, with dark mode support for all themes and components.

Build sites fast from Markdown

NPM packages for Open Source typefaces

⛷ Dead simple CSS framework.

Patterns for using flexbox CSS to build awesome UI components.