Arianne is an engine to develop multiplayer online games like Stendhal
A simple cross-platform game engine for creating old-school 2D games
Java Settlers
An environment to develop games based on a rectangular board
Multi-threaded game engine for Android
Processes dialogue text files exported by the Bethesda Softworks SDK
Um pequeno framework didático de games em Java
Free strategy browsergame engine.
Take the chess graphism, and use it with a chess engine.
A multiplatform game engine for interactive fiction experiences
UtiliGame is a light-weight game engine written in Java.
C-Lesh is a game programming language for 2D games.
Open Source Virtual World and MMOG Development Platform
A game engine in java for 2D strategy games
The classic intelligent role playing game
A cross-platform Java 2D graphics library using OpenGL.