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

Iconic font aggregator, collection, & patcher. 3,600+ icons, 50+ patched fonts: Hack, Source Code Pro, more. Glyph collections: Font Awesome, Material Design Icons, Octicons, & more

Automatically add a progress bar to your site.

Set of icons representing programming languages, designing & development tools

Smarter defaults for colors on the web.

Smoothly transitions numbers with ease. #hubspot-open-source

A collection of loading spinners animated with CSS

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

The Express.js Website

Unobtrusive page transitions with jQuery.

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

A collection of documentation about the most quirky parts of the JavaScript language.

Friendly Adblock for YouTube: A fast, lightweight, and undetectable YouTube Ads Blocker for Chrome, Opera and Firefox.

Convert modern CSS into something browsers understand

The home for our Cal Sans font.

Vertical timeline for React.js

PostCSS Tools and Plugins

Converts your favorite web apps into desktop apps with their own dedicated launcher icon.

Unfolding the Box Model — interactive slides exploring CSS 3D Transforms

Open Sans @font-face kit

A simple demo showing how the fullPage.js jQuery plugin works.

Bootstrap 3 custom theme starter based on LESS and gulp instead of grunt.