Visual Studio Gallery - addins, tools, templates etc for VS2005 and VS2008
I'm sure that for many people this isn't news but i figured i'd regurgitate it anyways as i seem to loose some of my tools whenever i move onto another project (as i'm mainly client bound) and keep forgetting where i got them from.
So, not to self (and others): www.visualstudiogallery.com - tons of addins, tools and templates for Visual Studio 2005 and 2008.
Visual Studio 2008 rocks..plain and simple as that..it's THE best development IDE around and it has a phenomenal amount of support from third party vendors.
Some of the tools i use are:
I've been using others here and there - mostly because it's either been a requirement from the team i've worked with, or because it's simply just been installed. But those tools above are pretty much a constant standard when i install Visual Studio.