Colonize the New World.
Domination is a game that is a bit like the board game Risk
Create meks and more!
Java Settlers
Legatus is network playable Renegade Legion
SJCE - free portable cross-platform graphical chess game, 100% Java.
Turn-based strategy game
An RPG with turn based combat
Simple turn base strategy game.
OpenQuest is a computer game conversion of the board game HeroQuest.
Java Chess Engine