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

A modern alternative to CSS resets

Modern CSS framework based on Flexbox

A collection of loading indicators animated with CSS

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

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.

Easing Functions Cheat Sheet

A specification for building JSON APIs

In-depth guide to the best open-source typefaces: https://beautifulwebtype.com

Highly customizable checkboxes and radio buttons (jQuery & Zepto)

Create beautiful CSS3 powered animations in no time.

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

Javascript tutorial book

Design and development standards to align and guide your project.

Unobtrusive page transitions with jQuery.

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…

Pure CSS phones and tablets

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

Patterns for using flexbox CSS to build awesome UI components.

A library for creating dropdowns and other floating elements. #hubspot-open-source

Really simple media queries in Sass

🚿 A modern CSS reset

Modular scale calculator built into your Sass

Beautiful transformable icons built for the web.

Media Queries mixins for Sass - fully customizable and very easy to use.

CSS Spinners and Loaders - Modular, Customizable and Single HTML Element Code for Pure CSS Loader and Spinner