CTFs as you need them
Open source library for creative expression on the web, desktop, etc.
Self-hosted CMS platform based on the Laravel PHP Framework
PyCAPGE - Python Classic Adventure Point and Click Game Engine
Arianne is an engine to develop multiplayer online games like Stendhal
Game engine supporting many 3D/2D formats and graphic effects
INSTEAD - Simple Text Adventure Interpreter.
JavaScript framework to build game engines, games, emulators and apps
Java Settlers
2D Game Engine
Modern 3D engine and IDE written using C# and C++.
A cross platform Lua based game engine
A distributed graph deep learning framework.
Source code of the chapters of the book 3D Game Development with LWJGL
Multidocument automation by templates - for sphinx, mkdocs, epydoc ...
Portable game engine with main focus on point-and-click adventures
Asphyre is a cross-platform framework for Delphi and FreePascal.
3D .NET engine for Windows, Linux, Mac
computer simulation for my raspberry pi
evolution for vegastrike SpaceSim/Combat/Trade game
Cross platform 2D/3D game engine written in C++11 & OpenGL ES 2/3
Multimedia asset management and manipulator for Étoilé
Cross-platform C framework very compact libraries and tools.