lua dev plugin for unreal engine 4 or 5
Arianne is an engine to develop multiplayer online games like Stendhal
A cross platform Lua based game engine
8-bit Graphical API for Java
Event driven concurrent framework for Python
3D .NET engine for Windows, Linux, Mac
A game engine written in the D programming language
Create symmetric sprites: browse, save to PC, or store online
Multimedia asset management and manipulator for Étoilé
Hungry Hero is an open source Flash game built on Starling Framework.
Multi-Language Wrapper Collection for the Irrlicht Engine
The next generation mud is an open-source extensible, programmable mud
A generic C++ MUD server featuring a strategy-style hexagon map
Isometric engine for 2D rendering with XNA and SDL