PTZJoy Controller can only be installed on Windows based machines at this time. While PTZJoy cannot be installed on OSX directly, we have had many clients use our software on a virtual Windows machine installed on their Mac computer via Boot Camp.
You can view supported hardware and system requirements here:
Need a USB to VISCA Control Cable? We also make PTZ Gear.
Check out our selection of Serial RS-232, RS-422, and RS-485 to USB VISCA Control Cables and adapters for both single and multi-camera configurations: