How HTML5 will support cross-platform development.
Mozilla's BrowserQuest, a massively multiplayer HTML5 (WebSocket + Canvas) game experiment.
These CSS3D clouds really are quite awesome.
Inception Explained, a nice scrolling animation of the plot of the movie.
This jQuery plugin turns any HTML element into a kitten.
Create your own MMORPG or RPG with RPG Creator.
PHP port of the YUI CSS compressor.
Electric Potential Pong, a pong game made with Processing.js.