Enables Roblox developers to use professional software tools
A simple and easy-to-use library to enjoy videogames programming
Unity3D Client And C# Server Framework
One framework for creating powerful cross-platform games
A game framework written with osu! in mind.
Desktop/Android/HTML5/iOS Java game development framework
Real Time Strategy game engine supporting early Westwood classics
Open Source MMORPG Framework
Open source library for creative expression on the web, desktop, etc.
lua dev plugin for unreal engine 4 or 5
Gideros Release version
Arianne is an engine to develop multiplayer online games like Stendhal
SDL based generic 2D game engine
TX Library is a tiny graphics library for Win32 written in C++.
Old-school 2D game engine
Orx: Portable Game Engine
Ze Text Adventure game Builder : Create as you play !
INSTEAD - Simple Text Adventure Interpreter.
OgreWin3D
Game/Scene Development System
Vivid3D is a C++ IDE/3D engine, with python scripting.
High-efficiency minimalist C++ wrapper for OpenGL 4.3
Examples of procedural geometry for Unity3D C#
An isometric arcade-style game of skill, puzzles and exploration