Basilisk II

Basilisk II is an open source emulator which emulates Macintosh computers based on Motorola 68k processors. The software is and can be used on a variety of operating systems. It has become useful for Mac OS X and macOS users as the Classic environment was discontinued since Mac OS X 10.5 (Leopard).

History
Basilisk II is the successor to "ShapeShifter", an earlier Mac emulator for. Alpha versions became available in January 1999 with the first non-alpha release in October of the same year. The latest version of classic Mac OS that can be run within Basilisk II is Mac OS 8.1, the last 680x0-compatible version. Newer versions are incompatible because they require a PowerPC-based processor, which Basilisk II does not emulate. SheepShaver is an alternative that emulates PowerPC-based systems that run classic Mac OS.

Ports of Basilisk II exist for multiple s, including, BeOS, Linux, Mac OS X, , Windows NT, and s such as the.

Released under the terms of the, Basilisk II is freeware, and its source code is available on , along with that of SheepShaver.