An isometric arcade-style game of skill, puzzles and exploration
PyCAPGE - Python Classic Adventure Point and Click Game Engine
Spring is a free RTS engine developed for Windows, Linux and Mac OS X.
2D Game Engine
Modern 3D engine and IDE written using C# and C++.
Free and Open Game Programming Language for Windows and GNU/Linux
IRB is a game creation toolkit
Gorgon Game Engine (GGE) is a C++ game engine that handles many tasks.
cross-platform 2d game engine
Simple Point & Click Game
Make games with Lego-like building blocks
A small Game Engine project.
An extensible game engine that targets RPGs.