CTFs as you need them
Self-hosted CMS platform based on the Laravel PHP Framework
Open source library for N64 development
Open source library for creative expression on the web, desktop, etc.
Reusable code for building video games with Jogamp NEWT
TX Library is a tiny graphics library for Win32 written in C++.
Multidocument automation by templates - for sphinx, mkdocs, epydoc ...
3D .NET engine for Windows, Linux, Mac
a game library to develop audio games
C++ Framework for slot machine games
Pear3DEngine is a modern and modular 3D development framework
A cross-platform OpenGL based lightweight scenegraph library