Open source library for N64 development
Real Time Strategy game engine supporting early Westwood classics
Fast and lightweight JavaScript game engine built on WebGL and glTF
Open source library for creative expression on the web, desktop, etc.
Desktop/Android/HTML5/iOS Java game development framework
Gideros Release version
One framework for creating powerful cross-platform games
utility collection for 2D game development in Java; sound-player
Game engine supporting many 3D/2D formats and graphic effects
SDL based generic 2D game engine
Old-school 2D game engine
Orx: Data-Driven Game Engine
A simple cross-platform game engine for creating old-school 2D games
Reusable code for building video games with Jogamp NEWT
TX Library is a tiny graphics library for Win32 written in C++.
PyCAPGE - Python Classic Adventure Point and Click Game Engine
A free 3D game engine to create games and realtimes scenes for Windows
Vivid3D is an open-source 3D engine with powerful 2D UI.
2D Game Engine
Modern 3D engine and IDE written using C# and C++.
A cross platform Lua based game engine
A 2D game engine and level editor
Cross-platform 2D and 3D game engine
CSG for jMonkey