I have not tried it on Windows 8 but I'm 99.9% certain it will work. They didn't change the core Windows architecture much, it was mostly that wretched Metro UI. Some say it performs better for audio applications.
MIDI OX works on Windows 7 so it should work on 8.
From: kay'lon rushing [email@example.com]
Sent: Wednesday, May 08, 2013 1:13 AM
Subject: Mobius and Midi OX on Win8
Will it work?