Chess application whichs allows working with chess PDF books and PGNs.
Native Android app for Habitica
Java Settlers
A Game Similar to Mastermind
8-bit Graphical API for Java
Source code of the chapters of the book 3D Game Development with LWJGL
SJCE - free portable cross-platform graphical chess game, 100% Java.
A Java light, open source first person shooter,with editors.
Map Generation Application and API
John Conway's Game of Life illustrated with Bison
Extensive Java chess database libraries.
Android, DOS, FirefoxOS, Linux, MacOS and Windows all in one..
Take the chess graphism, and use it with a chess engine.
Real Time Puzzle Videogame
Battleship through network
A chess application : game with human and/or computer