Retro game engine for creating games like it's 1997
Vivid is a modern C++ 3D engine using OpenGL4+
An open source re-implementation of Diablo 2
IGS Labs
Web powered cross-platform 3D, WebXR game engine
Starter project to get a Phaser game environment up and running
A mobile game distributed server implemented using netty4.X
The Atomic Game Engine is a multi-platform 2D and 3D engine
Open-source, cross-platform, C++ game engine for creating 2D/3D games
Turbulenz is a modular 3D and 2D game framework
A 3D game engine in java.
An advanced flexible game engine for Java.
An online multiplayer turn based strategy game and board game engine.
Java decentralized cross-platform network multiplayer game engine
Mahasona engine is an open source game engine.
Simple and low-consumption Java 2D Game Engine
Cross platform 2D/3D game engine written in C++11 & OpenGL ES 2/3
Built to be ease of use, with no programming knowledge, Multi-platform
Educational framework for OpenGLES, OpenCL and OpenAL
Java Game Engine Project
2D physics engine for games