This project provides an open source MacOS v10.14, v10.15, v11.6 (Mojave, Catalina, Big Sur) compatible CoreMIDI 64 bit device driver for M-Audio’s MIDISPORT range of USB MIDI interfaces. This driver supports the following devices:
- MIDISPORT 1×1
- MIDISPORT 2×2
- MIDISPORT 4×4
- MIDISPORT 8×8/S
- Oxygen 8 Keyboard
Other devices which are compatible may also work, although presently, these are the only ones which have been tested.
github.com/leighsmith/midisport-macos
sourceforge.net/projects/midisport-macos