A simple little app that subscribes to a given list of mqtt topics on the specified broker and generates a growl notification whenever a message arrives
Notifications on growl servers other than localhost
Tends to crash on very busy mqtt brokers (such as test.mosquitto.org). This is likely due to node-growl spawning too many processes. The stop gap solution is the -d parameter, which allows node-growl to spawn a process only every x milliseconds.