Self-hosted CMS platform based on the Laravel PHP Framework
CTFs as you need them
Open source library for creative expression on the web, desktop, etc.
Reusable code for building video games with Jogamp NEWT
PyCAPGE - Python Classic Adventure Point and Click Game Engine
Open-source, cross-platform, C++ game engine for creating 2D/3D games
3D .NET engine for Windows, Linux, Mac
Multimedia asset management and manipulator for Étoilé
XNA based game engine completely written in c#
C++ Framework for slot machine games
Pear3DEngine is a modern and modular 3D development framework
An extensible development framework for roleplay games.