GS MIDI X = Granular Synth MIDI eXpander.
This module enables some fairly sophisticated control of the Adroit Granular Synth via MIDI. It might be of particular interest to skilled keyboard players as it enables a more expressive playing style than previously available along with support for keyboard splits and polyphonic aftertouch.
Full details and several presets are available at https://www.adroitsynthesis.com/gs-midi-x-module/