Hubot coffeescript on node.js Github’s robot for stuff mainly, finds you kittens and embarrassing photos totally open-source easily extensible (see docs)
Resource http://coffeescript.org Codeschool course A little book for Coffeescript http://js2coffee.org http://www.ricardo.cc/2011/06/02/10-CoffeeScript-One-Liners-to- Impress-Your-Friends.html