Audio/MIDI multitrack recording software
MultitrackStudio
Manual : LV2 MIDI Effect Plugins

LV2 MIDI Effect Plugins

An LV2 MIDI Effect is a LV2 Plugin that can process MIDI messages. You can select an LV2 MIDI Effect by clicking the MIDI effect slot's down arrow. The LV2 MIDI Effect plugins appear in the list's 'VST and LV2 Plugins' section (Windows) / 'AU, VST and LV2 Plugins' section (Mac).

MIDI 2.0 / MPE

LV2 MIDI effects support the MIDI 2.0 protocol as per https://github.com/atsushieno/lv2-midi2.