DbEntry.Net is a lightweight, high performance ORM compnent for .Net 2.0/3.5. It is clearly and easily to use. Supports C#, VB, ASP.NET, Rails style MVC framework etc. DbEntry.Net: v3.6 released. Please visit http://www.codeplex.com/DbEntry to get it.
AgateLib - Awesome game and tool engine library. A platform independent .NET library for developing games and game development tools. AgateLib is built on a driver-based model so that new platforms and rendering pipelines can be implemented easily.
DaMonkey is a database access layer code generator for the .NET 2.0 Framework. DaMonkey has a GUI designer and generates SQL as well as VB and C# code. The generated code supports multiple databases, locking, transctions and audit trails.
EpiHandy revolutionizes the way in which surveys and data collection is done in health and development research. Tap in respondents’ answers to questions accurately and quickly directly on the screen of any number of handheld computers.
A tool to support data-analysis on a Oracle-DB. In Greek mythology, Metis (Μῆτις) was of the Titan generation ... The Stoic commentators allegorized Metis as the embodiment of "wisdom" or "wise counsel" ... (from Wikipadia)
hostingstar.com.au's open source software. To be used primarily for dotnetnuke modules, a cross platform backup system, .net (dotnet) user controls, 3d plugins and many other bits and pieces.