A/UX is Apple Computer’s implementation of the Unix operating system for Macintosh computers, integrated with System 7’s graphical interface and application compatibility. Launched in 1988 and discontinued in 1995 with version 3.1. 1, it is Apple’s first official Unix-based operating system.

When did Apple switch to UNIX?

Progression of macOS

On March 24, 2001, Apple released the first version of its Mac OS X operating system, noteworthy for its UNIX architecture. OS X (now macOS) has been known over the years for its simplicity, aesthetic interface, advanced technologies, applications, security and accessibility options.

Is Apple based on UNIX?

It feels like the most modern of computers. But like the iPhone and the Macintosh, the Apple tablet revolves around a core piece of software that can trace its roots all the way back to the early 1970s. It was built atop UNIX, the operating system originally created over 30 years ago by researchers at AT&T’s Bell Labs.