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macOS, originally Mac OS X, previously shortened as OS X, is an operating system developed and marketed by Apple since 2001. It is the primary operating system for Apple's Mac computers.
- macOS Version History
The history of macOS, Apple's current Mac operating system...
- macOS Big Sur
macOS Big Sur is the final version of macOS that supports...
- UNIX
Unix (/ ˈ j uː n ɪ k s / ⓘ, YOO-niks; trademarked as UNIX)...
- macOS Catalina
macOS Catalina (version 10.15) is the sixteenth major...
- macOS High Sierra
macOS High Sierra (version 10.13) is the fourteenth major...
- Mac Operating Systems
The current Mac operating system is macOS, originally named...
- Mac OS X Tiger
Mac OS X Tiger (version 10.4) is the 5th major release of...
- OS X El Capitan
OS X El Capitan (/ ɛ l ˌ k æ p ɪ ˈ t ɑː n / el KAP-i-TAHN)...
- Mac OS X Panther
Mac OS X Panther (version 10.3) is the fourth major release...
- macOS Version History
- Development
- Versions
- Architecture
Throughout the early 1990s, Apple had tried to create a "next-generation" OS to replace its classic Mac OS. 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. That company was also founded by Steve Jobs following his departure from Apple in...
Public Beta: "Kodiak"
On September 13, 2000, Apple released a $29.95 preview of Mac OS X to ask users what they think of the new operating system so far. Apple stopped the Public Beta in March 2001 because of the recent release of OS X 10.0.
Version 10.0: "Cheetah"
On March 24, 2001 Apple released Mac OS X for the first time aka OS X v10.0 (codename Cheetah), but unfortunately, it was a failure due to its many computer bugs and glitches and its slow performance. Luckily this operating system version only stayed on the market up until September when it was moved up to a "higher level".
Version 10.1: "Puma"
Due to many problems and complaints about Cheetah, Apple directly got to work on releasing Puma, the next big cat in Mac OS X. It was released on September 24, 2001. Apple gave 10.0 users a free Mac OS X v10.1 install CD to make up for the flawed operating system before. As of January 7, 2002, Apple said Mac OS 9 and other previous operating systems from Apple were "going in the computer scrapyard" by the end of the month (January 31, 2002) and OS X would be the default and only operating sys...
At macOS's core is a POSIX-compliant operating system built on top of the XNU kernel, with standard Unix facilities available from the command line interface. Apple has released this family of software as a free and open source operating system named Darwin. On top of Darwin, Apple layered a number of components, including the Aqua interface and th...
macOS, originally Mac OS X, previously shortened as OS X, is an operating system developed and marketed by Apple since 2001. It is the primary operating system for Apple's Mac computers.
macOS Big Sur (version 11.0) is the seventeenth major version of macOS, Apple Inc.'s desktop operating system for Macintosh computers. It is the successor to macOS Catalina. macOS Big Sur was announced at WWDC 2020 on June 3, 2020.
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