LinPlug RMV Addiction Drum Synthesizer

Features
Drum Synthesizer
Drum Sampler
Audio Loop Modules (Slicer & Player)
Drum Librarian
Available for PC and soon for Mac OSX
32-voice polyphony
Multiple instances of the RMV can be opened.
48 polyphonic Pads for the universal or specialized Drum Synthesizers or Drum Samplers
Six independent Audio Loop Modules with up to 64 slices each
Each PPad and each Slice features its own controls for
Volume
Pan
Output Selection
Tune (+- 24 semitones in 10 cent intervals)
two independent Effects Send

Each Pad and Slice can belong to one of 10 Edit Groups (parameters for all Pads or Slices in a Group can be adjusted simultaneously)
Each Pad and each Slice can have additional modules
a 12×12 Modulation Matrix
3 independent LFOs
a Distortion and BitCrusher
a multimode AHDSR-controlled filter
a four-band parametric equalizer
three insert effects racks each of which can be set to one of nine different effects units
a “Varizer” for unbeaten realistic humanizing.

Each Pad additionally features its own controls for loading and saving Pad files, Choke Group (12 groups are available including prev/next and self-mute), Trigger Key, Polyphony (mono…8, full), Mute and Solo
Almost all instrument parameters are MIDI controllable

Audio Module Features

Pads and Audio Loop Modules provide mono and true stereo sample playback and processing
Pads can hold either a Sampler or Synth Audio module
a percussion sampler module
2 different kick drum modules.
2 different snare drum modules.
open and closed hihat modules.
a Tom module.
a Clap module.
two cymbal modules.
a simple and easy FM percussion module.
a flexible, universal purpose drum synthesizer

Each Sampler module can hold up to 30 samples that can be layered, velocity-switched or -crossfaded and with parameters for start, end, reverse, volume and delay
Sampler also features
a Pitch Envelope with two successive Pitch and Time phases and
a AHDSR Envelope for controlling Amplitude.

More info here.