In fact they do: Phil Schiller himself on 10th June at the WWDC keynote mentioned that we've ported Mari to OS X, and he was extremely impressed with it and the

In fact they do: Phil Schiller himself on 10th June at the WWDC keynote mentioned that we've ported Mari to OS X, and he was extremely impressed with it and the fact that we've ported it. It's heavily Qt-based, and doesn't really follow any Apple design guidelines. But it's the best 3D texture painting app in the world for high-end work.