Open game and rendering engine packed into a JavaScript framework
Reusable code for building video games with Jogamp NEWT
Game engine supporting many 3D/2D formats and graphic effects
Vivid3D is a C++ IDE/3D engine, with python scripting.
A 2D game engine and level editor
Cross-platform 2D and 3D game engine
Source code of the chapters of the book 3D Game Development with LWJGL
Portable game engine with main focus on point-and-click adventures
Vivid Engine 2 is an open source 3D Engine coded using C# and C++.
Multi-threaded game engine for Android
3D .NET engine for Windows, Linux, Mac
Open-source, cross-platform, C++ game engine for creating 2D/3D games
A game engine written in the D programming language
.NET - VISUAL BASIC NVIDIA +ATI PHYSX SLIMDX DIRECTX 9 -ENGINE/WRAPPER
XNA based game engine completely written in c#
3D Game engine
TurboSphere is an easy to learn and powerful JS based game engine.
A world editor for HGE game engine written in python and uses OpenGL.
A cross-platform game framework based on OpenGL and GObject.
3D game engine for C and C++