Peaks from Mutable instruments is perfect for small setups.
You get with 8HP an ADSR envelope, with A, D, S, R control.
An LFO with frequency, waveform (square, triangle, sine, stepped, S&H), shape/asymmetry and phase controls.
Tap-LFO with amplitude, waveform, shape/asymmetry and phase controls. Frequency is locked to the rate of the incoming trigger signal or to the tapping of the front-panel button.
808-style kick and snare generator with frequency, decay, tone and snappy controls.
take two of them 