Amazon.com: CAMOLA MIDI HUB Box, 3x3 MIDI to USB Interface, 3 in 3 out 5-pin USB MIDI Interface Converter for MIDI Device Connect to PC and Mac (MIDI HUB-3) : Musical Instruments
Strymon Conduit MIDI Hub 2021 - Matt's Guitars
The Best MIDI Interfaces for PC / Mac / iOS and More - 2021 | Gearank
Meris MIDI I/O MIDI Interface – Thomann United States