Visual Studio 2010 now comes packed with too many assemblies. The list of assemblies to pick from in the Add Reference dialog is now a little too large for my taste. Today, while browsing around in the Visual Studio 2010 Extension Manager, I found the Search References extension:

After installing it my Add Reference dialog now looks like this:

And typing in the search box instantly filters the list of assemblies. Nice. Microsoft should have provided this out of the box! It is also a nice sample of how extensible Visual Studio is.