High performance inter-thread messaging library
Distributed pub-sub messaging system
Distributed instant messaging system for developers
Used to integrate Android apps with Facebook Platform
Ribbon is an inter process communication library
Graphical message and file encryption tool
Android multi-task file download engine
1 of a kind video conferencing app with amazing features.
An example of a simple chat system
Bulk email sender run as windows background service
Jnestor is another majordomo in java
Small messenger solution for teams inside a LAN using eclipse