Every file installed or used by the program is inside the program's folder. Note: Updated 19 March with a new version of SheepShaver. The file is around MB in size it contains a 4GB hard disk image file. Unlike other SheepShaver-based systems, it makes it relatively easy to exchange files between SheepShaver and Windows, and makes it easy to print from Mac OS applications to Windows printers, or to create PDF files on the Windows desktop. The most advanced of these emulator programs is SheepShaver. Under Windows, software written for the 'classic' Mac OS i.