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Midilize is a visual MIDI router and monitor for macOS — watch notes, CCs, and SysEx flow in real time, build routing
setups by connecting nodes on a canvas, and process signals with 40+ built-in tools. Or script your own in JavaScript
or Lua.

MidilizeThe MIDI router macOS should have built in
Roy Antebileft a comment
Hey PH! I'm the maker of Midilize. I built this because debugging MIDI on Mac always felt like flying blind — you'd plug in a device, nothing works, and you have no idea why. No way to see what's actually being sent, no visual overview of how things are connected. Midilize fixes that. Every MIDI message is visible in real time. Every connection is a cable you can see and trace. If something's...

MidilizeThe MIDI router macOS should have built in
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