Basilisk II is an open-source emulator of 68xxx-based Macintosh computers for Windows, OS X and Linux. With Basilisk II, one can boot Mac OS versions 7.x through 8.1. Ports of Basilisk II are available for Mac OS X, Windows, Linux and a number of lesser-known systems. Users require a Macintosh ROM image and a copy of Mac OS to use with the emulator.
For a new setup a BasiliskIIGUI application is needed. BasiliskIIGUI is 32-bit only. It can be used up to macOS 10.14 (Mojave).
A public beta version of a 64-bit Basilisk II GUI application is available. It can be used in macOS 10.12 (Sierra) and later.
See this forum topic: viewtopic.php?f=6&t=10454
Updated on Oct 16 2020