🍿 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

Modern CSS framework based on Flexbox

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

Automatically add a progress bar to your site.

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

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.

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

A CSS only tooltip library for your lovely websites.

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

Tables plug-in for jQuery

Tabula is a tool for liberating data tables trapped inside PDF files

Highly customizable checkboxes and radio buttons (jQuery & Zepto)

A collection of loading spinners animated with CSS

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

Create beautiful CSS3 powered animations in no time.

The next generation Javascript WYSIWYG HTML Editor.

Mozilla's new typeface, used in Firefox OS

Simple tooltips made of pure CSS

Unobtrusive page transitions with jQuery.

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

Instagram.css - Complete set of Instagram filters in pure CSS

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

A list of FREE resources to make Web3 accessible to everyone.

Ultra-lightweight, zero dependency, semantic HTML, CSS, JS UI library. ~8KB min+gz.

✩ Automates responsive resizing ✩

Material Design for Bootstrap 4

A model set of guidelines for RESTful APIs and Events, created by Zalando