Lightblue bean is a lowpowered arduino like board that supports bluetooth. Its a nifty setup. Apparently the creators have added in Node-RED, which is like Node-js but for Internet of Things. Or so I understand. I wonder how well Node-* works over bluetooth?
http://dangerousprototypes.com/2015/03/29/arduino-compatible-lightblue-bean-adds-node-red-support/