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The operating system's name refers to the Mojave Desert, continuing the use of California-themed names that began with OS X Mavericks. It succeeded macOS High Sierra and was followed by macOS Catalina . macOS Mojave is the last version of macOS that features the iTunes and Dashboard apps.
macOS High Sierra (version 10.13) is the fourteenth major release of macOS, Apple Inc.'s desktop operating system for Macintosh computers. macOS High Sierra was announced at the WWDC 2017 on June 5, 2017 [4] and was released on September 25, 2017.
macOS 10.13 High Sierra was released to the public on September 25, 2017. [224] Like OS X El Capitan and OS X Mountain Lion , High Sierra is a refinement-based update having very few new features visible to the user, including updates to Safari, Photos, and Mail, among other changes.
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 introduction in 1984. However, the current macOS is a UNIX operating system built on technology that had been developed at NeXT from the 1980s until Apple purchased the company in early 1997.
Additional diagram of macOS architecture (2017 update) The architecture of macOS describes the layers of the operating system that is the culmination of Apple Inc.'s decade-long research and development process to replace the classic Mac OS.
PureDarwin is a project to create a bootable operating system image from Apple's released source code for Darwin. [43] Since the halt of OpenDarwin and the release of bootable images since Darwin 8.x, it has been increasingly difficult to create a full operating system as many components became closed source.
macOS Catalina (version 10.15) is the sixteenth major release of macOS, Apple Inc.'s desktop operating system for Macintosh computers. It is the successor to macOS Mojave and was announced at WWDC 2019 on June 3, 2019 and released to the public on October 7, 2019.
Version 10.11; macOS Sierra: June 13, 2016 September 20, 2016 Version 10.12; macOS High Sierra: June 5, 2017 September 25, 2017 Version 10.13; macOS Mojave: June 4, 2018 September 24, 2018 Version 10.14; Final version of macOS to support 32-bit hardware and software; macOS Catalina: June 3, 2019 October 7, 2019 Version 10.15