It’s actually distributed as a Node app built using socket.io, connect, and watch. The UI currently takes a little bit of getting used to, but it worked well enough for me to make a few little experiments without reading any documentation.
WebGL GPU Landscaping and Erosion
The post discusses some of the algorithms used to create the erosion effects, and there’s an awesome demo called Craftscape (GitHub: pyalot / craftscape) which has been featured as a Chrome Experiment.
There’s now a formidable array of mobile web frameworks for those looking to create mobile web experiences that look close to native apps. One I haven’t mentioned before on DailyJS is DHTMLX Touch (License: GPL), which has just seen its 1.0 release. It features lots of UI widgets, and a suite of developer tools including a skin builder and IDE integration.