lua dev plugin for unreal engine 4 or 5
Gideros Release version
Old-school 2D game engine
Amateur 3D Game Engine
A simple cross-platform game engine for creating old-school 2D games
Orx: Portable Game Engine
Examples of procedural geometry for Unity3D C#
Game engine supporting many 3D/2D formats and graphic effects
PyCAPGE - Python Classic Adventure Point and Click Game Engine
A free 3D game engine to create games and realtimes scenes for Windows
Molecular viewer and prototyping framework
Vivid3D is an open-source 3D engine with powerful 2D UI.
Updated emulator of Forgotten Realms: Unlimited Adventures
Java Settlers
Spring is a free RTS engine developed for Windows, Linux and Mac OS X.
2D Game Engine
The imaginary eight-bit machine
Modern 3D engine and IDE written using C# and C++.
A Project which shall result in a Remake of the classic game
Mad Vandal's FortressCraft Mod Source Code
A 2D game engine and level editor
8-bit Graphical API for Java
Multidocument automation by templates - for sphinx, mkdocs, epydoc ...
Example code for creating a 2D platform game in Java.