Telegram Bot API for Java
A cross-platform G-Code sender for GRBL, Smoothieware, etc.
Massively multiplayer online game server and client framework
Go Gmailer is a java based desktop app to send emails.
The original Xivio.com World Server Core
3d peer to peer chatroom where associated pairs of text gravitate
Single-player first person shooter game for JSR-184 Java/J2ME phones.