Fxpansion BFD2, e-phonic Drumatic, Big Fish Audio classic Sounds Series (with downloadable sounds/samples)
Ueberschall Urbanic and more.
We have a huge feature on Software based Drum Works in this issue.
You can read it for free on http://www.ProducersEdgeMagazine.com
There's also my article about making drum sounds from scratch in Adobe Audition 3.0
Many sounds and samples run through the effect engine of the Roland SP-555
We really went there.
