Soundrop-like app based on the wonderful JS framework Meteor (http://meteor.com/).
A live demo is available at http://drumnchat.meteor.com/
This project uses Meteor and also Meteorite as its package manager, grab it here: https://github.com/oortcloud/meteorite.
From the project directory:
$ mrt runWait a bit while the dependencies are downloaded, then you can access your app via http://localhost:3000