Open source library for creative expression on the web, desktop, etc.
Fast and lightweight JavaScript game engine built on WebGL and glTF
Desktop/Android/HTML5/iOS Java game development framework
Arianne is an engine to develop multiplayer online games like Stendhal
Amateur 3D Game Engine
lua dev plugin for unreal engine 4 or 5
JavaScript framework to build game engines, games, emulators and apps
A free 3D game engine to create games and realtimes scenes for Windows
Java Settlers
Cinema Enters Game Console
8-bit Graphical API for Java
Multidocument automation by templates - for sphinx, mkdocs, epydoc ...
An API for interacting with Starcraft: Brood War (1.16.1)
An environment to develop games based on a rectangular board
Asphyre is a cross-platform framework for Delphi and FreePascal.
Lego Island 2 Game Editor
IRB is a game creation toolkit
2D ARPG Engine
Perl bindings to the Modern OpenGL API
3D .NET engine for Windows, Linux, Mac
Open-source, cross-platform, C++ game engine for creating 2D/3D games
A game engine written in the D programming language
Map editor for the game Can I Scape
Toolkit for the easy prototyping of hybrid games for Tabletop Devices