The most advanced responsive front-end framework in the world. Quickly create prototypes and production code for sites that work on any kind of device.

CSS is powerful, you can do a lot of things without JS.

Solid - Re-decentralizing the web (project directory)

A suite of polyfills supporting the HTML Web Components specs

An exceptionally fast, thorough and tiny unused-CSS cleaner

JavaScript and Node.js cheatsheets

Once a tweet-sized, fork-to-play, community-curated collection of JavaScript.

Gridless is an awesome HTML5 and CSS3 boilerplate for making responsive, cross-browser websites with beautiful typography

Javatari - Online Atari 2600 Emulator

Specs and explainers maintained by the editing task force

A list of what should be in the head of a HTML document

Virtual DOM implementation for Marko

An @ moving around a hardcoded map, in several languages, trying to be as simple as possible and stick to that language's idioms. Intent is to gradually refactor and add functionality. Would love t…