Entropia Engine is a 2d video-game development oriented library that takes advantage of hardware acceleration features provided by DirectX8. It comes with multiple tools that will make your game development much easier.
The FastForward framework allows fast development of 3-tier spreadsheet applications. The spreadsheet is used as a browser, which can send and receive data. The project implements a spreadsheet add-on and data manipulation library for the web server.
The Winfessor .NET Unit Test Library is a very simple, feature-lacking unit test framework and Winforms GUI designed to get the job done. Tests are ran on a background thread so the GUI remains responsive. Attributes are used to designate test items.