This could be a borderline advertisement, not to mention subjective, but the question is an honest one. For the last two months, I\'ve been developing a new open source profiler
I'd like at least some compatibility with ASP.NET, though I understand it's actually pretty hard to get that to work.
Line-by-line is so nice in Shark that I'd also like to have it in .NET.
A choice of visualizers is a good thing - I'd like to see a bunch of different call trees, statistical graphs and maybe even a heat map of which methods are called most frequently.