Classic Mac OS

The Classic Mac OS is a general term used to describe the Macintosh system software (Mac OS) before (and not including) Mac OS X. The term is not to be confused with the Classic environment in Mac OS X.

Major versions of the Classic Mac OS:


 * System 1
 * System 2
 * System 3
 * System 4
 * System 6
 * System 7
 * Mac OS 8
 * Mac OS 9