edit: Ableton (aka Robert Henke) is very into this granular thing...
EnableSpread
Voicemanagement
Portamento set time
Frequency Key Scale
Lfo Freq
Envelope Serialiser
4 fixed frequency settings
Several waveforms
Phase selection on the waveforms
There will be 4 operators
FixedFrequency
Low quality and high quality algorithms
Coarse and fine velocity adjustment
Random panning
Key panning
Repeat time
loop mode
sustain level
and finally
MIDI ARPEGGIATOR!!!!!