On either platform, introduced fairly low-level emulation of the 68k architecture by the PowerPC. It is also the last Mac OS X version that supports PowerPC based applications, as Mac OS X v10.7 'Lion' dropped support for Rosetta. Apple's Intel Transition was the process of changing the Central Processing Unit (CPU) of. This is possible through the use of emulators such as SheepShaver, Basilisk II. E-Maculation: All About Macintosh Emulation (Site updated October 22, 2018) Welcome E-Maculation is dedicated to emulation of the classic Macintosh computer in Mac OS X, Windows and Linux.