However, some new Mac Pro users that have AMD cards (specifically, AMD FirePro D500 or D700) are getting a crash.
It has worked fine on everyone's Macbooks and iMacs we've tested. We're using GLFW to create our GL context and targeting OpenGL Version 3.3 Core Profile. I've launched a piece of OSX software that uses OpenGL and makes copious use of pixel shaders to create a music visualizer.