This is gossip communication library originally developed for the scalesmall experiment, but I decided to release it as a standalone library. Here is a long post about the internals and design of the library:

http://dbeck.github.io/Chatter-extracted-from-ScaleSmall/

The TL;DR is that it supports:

• to use the library one only need to read a few lines of code in the middle of the post
• securely encrypted and compressed communication
• a mixed broadcast model, utilizing UDP multicast and TCP together