Audience
Developers looking for an operating system solution
About Mac OS X Yosemite
OS X Yosemite is the eleventh version of OS X, Apple's operating system for Macintosh computers. OS X Yosemite was announced and introduced to developers on June 2, 2014 at WWDC 2014 and its trial version came out on July 24, 2014. Time Machine requires an additional hard drive or AirPort Time Capsule (sold separately). Photo Booth requires a FaceTime or iSight camera (built in or external), USB video class (UVC) camera, or FireWire DV camcorder. Backdrop effects when using a DV camcorder require fixed focus, exposure, and white balance. Video calls require a built-in FaceTime camera, an iSight camera (built in or external), a USB video class (UVC) camera, or a FireWire DV camcorder; and a 128-Kbps upstream and downstream Internet connection. Making HD video calls requires a built-in FaceTime HD camera and a 1-Mbps upstream and downstream Internet connection. Receiving HD video calls requires a supported Intel-based Mac.