Just released! Looks Mighty impressive on paper with built-in support for various 3rd party libraries, frameworks, and user interfaces.
Depending on the situation, template-based code generators can be invaluable...
CodeSmith 5.0 is currently in beta 2.
Visual WebGui was recently released as version 6.1.
My latest screencast on Code Generation in Visual Studio using T4 Templates.
Subsonic 2.1 was released with a number of new features to help with those database-driven ASP.NET websites.
I think ASP.NET Dynamic Data Rocks for forms over data web applications. We have new updates for the runtime, templates, and MVC preview.
A major release of the free Retina .NET O/R Mapper.