Mac OS

This article is about the classic operating system. For the operating system formerly known as Mac OS X, see macOS.

Mac OS
Developer	Apple
Publisher	Apple
Distributor
Platforms	Motorola 68000, Power PC
Released	1984-2001
Added to Museum	Mac OS 6.0.1: December 25, 1989

Mac OS is the name of a series of operating systems created by Apple.

History

Mac OS System 1 was released with the release of the original Apple Macintosh on January 24, 1984.

A version of Mac OS was pre-installed on every Macintosh from 1984 until 2001.

The Mac OS line lasted from Mac OS 1.0 until Mac OS 9.2.2.

Mac OS X

Mac OS X, later known as OS X and then macOS, succeeded it in 2001.

Versions of Mac OS

Title	Released	Date Added to the Museum	Notes
1.0 1.1	1984 1984	Not yet.
2.0 2.1	1985 1985	Not yet.
3.0 3.1 3.2 3.3 3.4	1986 1986 1986 1987 1988	Not yet.
4.0 4.1	1987 1987	Not yet.
5.0 5.1	1987 1987	Not yet.
6.0 6.0.1 6.0.2 6.0.3 6.0.4 6.0.5 6.0.6 6.0.7 6.0.8 6.0.8L	1988 1988 1988 1989 1989 1990 1990 1990 1991 1992	6.0.1: December 25, 1989
7.0 7.01 7.1 7.1.1 7.1.2 7.1.2P 7.5 7.5.1 7.5.2 7.5.3 7.5.3 Revision 1 7.5.3 Revision 2 7.5.3 Revision 2.1 7.5.4 7.5.5 7.6 7.6.1	1991 1991 1992 1993 1994 1994 1995 1995 1995 1996 1996 1996 1996 1996 1996 1997 1997	Not yet.
8.0 8.1 8.5 8.5.1 8.6	1997 1998 1998 1998 1999	Not yet.
9.0 9.0.2 9.0.3 9.0.4 9.1 9.2 9.2.1 9.2.2	1999 2000 2000 2000 2001 2001 2001 2001	Not yet.

Digital Mac OS games owned by WEC Museum

Title	Developer	Released	Date Added to the Museum	Notes
Adventure 3	Will Crowther, Don Woods, David Platt	1985	August 27, 2019