WGFX 2D Game Engine
Scripting language of the hawk game engine
Browser game engine
Advanced 2D/3D(CPU,GPU) Game Engine Library
cross-platform 2d game engine
RTS engine
"Abysmal Depths" is a simple C++-based text adventure game engine.
Java game engine for shoot 'em ups, using Java2D.
Framework for a graphical point and click adventure game in Java
A game engine in java for 2D strategy games
Cross Engine is game engine for Windows, Mac, Linux and Android
Point-and-click 2D game engine
Java Game Engine 2D
A complete 2D Game Engine with built in drag and drop editor
SDL game engine made for Ludum Dare 24
RPG Games without coding!
Pig2D is a game engine for Java that uses a sprite-based interface.