microphone - Self announcing services
Microservice framework with powerful service discovery using Consul or ETCD
Just develop your app using your favorite framework Express, Hapi, Restify etc then Microphone.js takes care of the rest. It starts application on available port registers application to Consul or ETCD and starts reaper that polls for critical instances and deregister them. microphone.js provides /status endpoint for Consul Health Checks. Also, it provides client to select random instance to communicate.