* PGM is a receiver-reliable protocol, which means the receiver is responsible for ensuring all data is received, absolving the sender of reception responsibility. * Open Source & Easy to use.

* Local service discovery. * Clustering of a set of services on the same * Ethernet network. * Controlling a network of smart devices (Internet of Things). * Multi-user mobile applications (like smart classrooms). * Uses RFC 36 (http://rfc.zeromq.org/spec:36/ZRE) protocol for discovery and heartbeating. * Uses reliable Dealer-Router pattern for interconnection, assuring that messages are not lost unless a peer application terminates. * Optimized for WiFi, using UDP broadcasts for discovery and heartbeating… * Offers alternative discovery mechanism (gossip) for Ethernet networks.