Discovery is a project mainly written in CoffeeScript, it's free.
rss/atom discovery
coffeescript + chainsaw == awesomeness
discover = require '../discover' nonblock = discover() .find('http://www.readwriteweb.com') .find('http://www.techcrunch.com') console.log 'look ma, no blocking' nonblock .find('http://www.foo.com') .do (feeds)-> for feed in Object.keys feeds console.log feed console.log 'doing other stuff now, no need to wait'
http://www.readwriteweb.com/rss.xml http://feedproxy.google.com/TechCrunch