Robin Gareus http://gareus.org/
3 Pedalboards using it

MIDI Velocity Randomization

Plugin screenshot

Randomize Velocity of MIDI notes (both note on and note off).

Control Default Min Max
Filter Channel 0 0 16
Velocity Randomization 8.00 0.00 127.00
Random Mode 1 0 1
latency 0 0 192000
http://gareus.org/oss/lv2/midifilter#randvelocity v.1:1033.31-10