Fast and lightweight JavaScript game engine built on WebGL and glTF
Unity3D Client And C# Server Framework
Gideros Release version
Orx: Portable Game Engine
Source code of the chapters of the book 3D Game Development with LWJGL
Open-source, cross-platform, C++ game engine for creating 2D/3D games
A lightweight HTML5 Game Engine
UtiliGame is a light-weight game engine written in Java.
A cross-platform OpenGL based lightweight scenegraph library
A 2D Java game engine