Tools for .Net development and Visual Studio

Visual Studio Add-Ins Every Developer Should Download Now
http://msdn.microsoft.com/msdnmag/issues/05/12/VisualStudioAddins/
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.NET Tools: Ten Must-Have Tools Every Developer Should Download Now
http://msdn.microsoft.com/msdnmag/issues/04/07/MustHaveTools/

And One "Tool" I miss like hell:
- I would really like to be able to call out to http://msdn.microsoft.com/library in a context sensitive way. Just like the "normal" help locale MSDN library does.

Color Palette Generator

http://www.degraeve.com/color-palette/

Coming from here: Web Developer's Handbook, which is a link collection.