Modern CSS framework based on Flexbox

AdminLTE - Free admin dashboard template based on Bootstrap 5

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

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

Delightful, performance-focused pure css loading animations.

Smarter defaults for colors on the web.

Easing Functions Cheat Sheet

Automatically display online/offline indication to your users

Build a Jekyll blog in minutes, without touching the command line.

A flat theme with transparent elements

Create beautiful CSS3 powered animations in no time.

A best-practices CSS foundation

Design and development standards to align and guide your project.

Unobtrusive page transitions with jQuery.

Powerful, scalable, Sass-based, BEM, OOCSS framework.

An open source icon set with 223 marks in SVG, webfont and raster formats

icon set made with pure css code, no dependencies, "grab and go" icons

Material Design for Bootstrap 4

A Flexible, Responsive CSS Framework - Powered by Sass

Patterns for using flexbox CSS to build awesome UI components.

A typeface for creating sparklines in text without code.

Automatically build your grid design’s CSS Grid code, CSS Flexbox fallback code, Sketch artboards, and Chrome extension.

A simple, modern, browser notification system

🍞 A highly-customizable, responsive (S)CSS grid

Modular scale calculator built into your Sass

A Jekyll html theme in the vague style of Medium.com built using Google AMP

A JavaScript library to draw and animate SVG path strokes

Vivify is free CSS animation library.

CSS parser / stringifier for Node.js

A folding grid for responsive design.