Macintosh Emulator Mac OS 8 Macintosh Computer Macintosh Mac Emulator Emulate. Builds of SheepShaver are available for Mac OS X, Windows and Linux. Using SheepShaver (along with the appropriate ROM image) it is possible to emulate a PowerPC Macintosh computer capable of running Mac OS 7.5.2 through 9.0.4. SheepShaver is an open source PowerPC Apple Macintosh emulator. He did something similar a couple of years ago with Windows. Felix Rieseberg, a Slack developer, has created an app that emulates Mac OS 8, which you can download and run on macOS, Windows or Linux.
