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The system was launched as Mac OS X, renamed OS X from 2012—2016, [10] and then renamed macOS as the current Mac operating system that officially succeeded the classic Mac OS in 2001. The system was originally marketed as simply "version 10" of Mac OS, but it has a history that is largely independent of the classic Mac OS. It is a Unix-based ...
Intel-based Macs would run a new recompiled version of OS X along with Rosetta, a binary translation layer which enables software compiled for PowerPC Mac OS X to run on Intel Mac OS X machines. [128] The system was included with Mac OS X versions up to version 10.6.8. [129] Apple dropped support for Classic mode on the new Intel Macs.
The last version of classic Mac OS, Mac OS 9, was introduced in 1999. Mac OS 9 was succeeded by Mac OS X in 2001. [196] Over the years, Mac OS X was rebranded first to OS X and later to macOS. [197] macOS is a derivative of NextSTEP and FreeBSD. It uses the XNU kernel, and the core of macOS has been open-sourced as the Darwin operating system.
Mac OS (originally System Software; retronym: Classic Mac OS [a]) is the series of operating systems developed for the Macintosh family of personal computers by Apple Computer, Inc. from 1984 to 2001, starting with System 1 and ending with Mac OS 9. The Macintosh operating system is credited with having popularized the graphical user interface ...
The history of macOS, Apple's current Mac operating system formerly named Mac OS X until 2011 and then OS X until 2016, began with the company's project to replace its "classic" Mac OS. That system, up to and including its final release Mac OS 9, was a direct descendant of the operating system Apple had used in its Mac computers since their ...
An operating system (OS) is system software that manages computer hardware and software resources, and provides common services for computer programs. Time-sharing operating systems schedule tasks for efficient use of the system and may also include accounting software for cost allocation of processor time , mass storage , peripherals, and ...
Macintosh operating systems are the operating systems that Apple have developed for Macintosh computers. The classic Mac OS was the first commercially successful operating system that used a graphical user interface. For the current system in that family, macOS (previously known as (Mac) OS X), see Category:MacOS (without a space).
System 7 (later named Mac OS 7) is the seventh major release of the classic Mac OS operating system for Macintosh computers, made by Apple Computer.It was launched on May 13, 1991, to succeed System 6 with virtual memory, personal file sharing, QuickTime, TrueType fonts, the Force Quit dialog, and an improved user interface.