Modern CSS framework based on Flexbox

Minimal CSS Framework for semantic HTML

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

The package of IBM’s typeface, IBM Plex.

A design system for building faithful recreations of old UIs

Spectre.css - A Lightweight, Responsive and Modern CSS Framework

This repo is archived. Thanks!

MacOS like theme for all gtk based desktops

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

Ultra-lightweight, zero dependency, semantic HTML, CSS, JS UI library. ~10KB min+gz.

DEPRECATED - Mozilla's new typeface, used in Firefox OS

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

Pure CSS phones and tablets

A design system for building retro Apple interfaces

This could take a while

QuickLook generator for Markdown files.

Chrome extension and Express server that exploits keylogging abilities of CSS.

A bare-bones CSS reset for modern web development.

Friendlier HTML form controls with a little CSS magic.

Convert modern CSS into something browsers understand

A powerful little tool for managing CSS animations

QuickLook plugins and packages

A JavaScript-based (React + Redux) fantasy computer for making, sharing, and playing tiny retro-looking games.

A tiny polyfill for HTML5 multi-handle sliders

A selection of author settings for Chrome Developer Tools.

Styling of Webster's 1913 Dictionary for macOS