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

MIDI Key-Range Filter

Plugin screenshot

MIDI Key Range Filter lets you define a range of allowed midi notes. Notes-on/off events outside the allowed range are discarded. If the range changes, note-off events are sent to currently active notes that end up outside the valid range. Features: Modeled by x42

Control Default Min Max
Filter Channel 0 0 16
Lowest Note MIDI note C MIDI note C MIDI note G
Highest Note MIDI note G MIDI note C MIDI note G
Operation Mode 1 0 3
latency 0 0 192000
http://gareus.org/oss/lv2/midifilter#keyrange v.1:1033.31-12