9d3d library: A binding to the Microsoft DirectX 9 API. Chart-cairo library: Cairo backend for Charts. RESTng library: A framework for crafting RESTful programs. Pup-Events-Demo programs: A networked celebration managing framework for hooking into other applications. ADPfusion library, courses and exam: Efficient, high-degree dynamic programming. 2-parser library, systems and examination: A Microformats 2 parser.