Used to integrate Android apps with Facebook Platform
Telegram messenger for Android
Smoke: Android Crypto Chat Messenger
Software per Call Center
Graphical message and file encryption tool
IXSF Messenger is a java-based messenger
BrowserBD is a Java based portable browser app for web browsing/IM
Instant Messenger Application
Just another LAN messenger
GTK+ port of EZ Intranet Messenger
Chat Messenger written in Java
Underground IM is a free Java Instant Messaging solution.
Cross-Platform Mobile Messaging Application
A Java RMI base messenger which works on LAN