TR Game Engine allows you to develop your game quickly and easily.
A multiplatform game engine for interactive fiction experiences
Role Playing Game Engine
A simple 3D game engine
Java based 2d Game Engine
A 2D java game engine
UtiliGame is a light-weight game engine written in Java.
2D Game Engine for the Java Programming Language
Little game background framework in java.
Java Client + JS/Canvas Server-Side System, with maintained Objects
A game engine in java for 2D strategy games
Java game engine for shoot 'em ups, using Java2D.
Framework for a graphical point and click adventure game in Java
Java Game Engine 2D
Demonstrating the features of jMonkeyEngine 3.
Pig2D is a game engine for Java that uses a sprite-based interface.
Java OpenGL game engine demo.