VirtualBox Code, and MacOS Sierra Media File (DVD, CD or an ISO image). This guide assumes that you have: a Mac OS X host environment, running VirtualBox on an Intel Mac a universal or i386 install image or disk for Mac OS X 10.4 Tiger The environment of the example installation procedure was: MacBook Pro (Retina, 15-inch, Mid 2014) OS X El Capitan (10.11.6). Install Mac OS X 10.4 Tiger on VirtualBox Prerequisites. Global Nav Open Menu Global Nav Close Menu Apple Shopping Bag +. It is a free and powerful x86 and AMD64/Intel64 virtualization product available for most of the operating systems such as Linux, Microsoft Windows. VirtualBox is the most easiest way to run secondary OS on your primary operating system, If your hardware doesn’t allow you to install any other operating system then VirtualBox comes in hand.