A development environment focused on modding
Desktop/Android/HTML5/iOS Java game development framework
One framework for creating powerful cross-platform games
Fast and lightweight JavaScript game engine built on WebGL and glTF
Gideros Release version
Game engine supporting many 3D/2D formats and graphic effects
An isometric arcade-style game of skill, puzzles and exploration
3D Scene Builder
Amateur 3D Game Engine
Vivid3D is an open-source 3D engine with powerful 2D UI.
High-efficiency minimalist C++ wrapper for OpenGL 4.3
Spring is a free RTS engine developed for Windows, Linux and Mac OS X.
Cinema Enters Game Console
Modern 3D engine and IDE written using C# and C++.
Cross-platform 2D and 3D game engine
IGS Labs
CSG for jMonkey
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++.
C/C++ , PHP, PYTHON, 3D ENGINES, CHROME NATIVE CLIENT
Perl bindings to the Modern OpenGL API