PLiX (Programming Language in XML) is an XML-based code-generation framework. Generators produce XML matching the PLiX.xsd schema, which can be formatted into multiple languages. Extensible formatters support C# and VB.NET in Visual Studio 2005 and 2008
Visual Studio 2005 code generator (custom tool) that creates a thin wrapper around your database server's stored procedures. Simple but customizable, it takes the hassle out of repetitious ADO.NET without a goofy ORM layer.
NState is a pragmatic Finite State Machine implementation in DotNET. FSMs are defined either in XML or programmatically, and can be run directly or compiled to either C# or VB.NET. Includes WinForms and ASP.NET Panels, and Visual Studio integration.