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  2. Comparison of operating systems - Wikipedia

    en.wikipedia.org/.../Comparison_of_operating_systems

    The article "Usage share of operating systems" provides a broader, and more general, comparison of operating systems that includes servers, mainframes and supercomputers. Because of the large number and variety of available Linux distributions, they are all grouped under a single entry; see comparison of Linux distributions for a detailed ...

  3. macOS - Wikipedia

    en.wikipedia.org/wiki/MacOS

    One of the major differences between the classic Mac OS and the current macOS was the addition of Aqua, a graphical user interface with water-like elements, in the first major release of Mac OS X. Every window element, text, graphic, or widget is drawn on-screen using spatial anti-aliasing technology. [ 139 ]

  4. Mac operating systems - Wikipedia

    en.wikipedia.org/wiki/Mac_operating_systems

    The current Mac operating system is macOS, originally named Mac OS X until 2012 and then OS X until 2016. [ 3 ] It was developed between 1997 and 2001 after Apple's purchase of NeXT. It brought an entirely new architecture based on NeXTSTEP, a Unix system, that eliminated many of the technical challenges that the classic Mac OS faced, such as ...

  5. Operating system - Wikipedia

    en.wikipedia.org/wiki/Operating_system

    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 other ...

  6. macOS version history - Wikipedia

    en.wikipedia.org/wiki/MacOS_version_history

    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. [1]. macOS components derived from BSD include multiuser access, TCP/IP networking, and memory protection. [2] Although it was originally marketed as simply "version 10" of Mac ...

  7. Comparison of operating system kernels - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_operating...

    The major contemporary general-purpose kernels are shown in comparison. Only an overview of the technical features is detailed. section below). Linux (kernel), Android, Ubuntu, CentOS, webOS, Fire OS, Firefox OS, ChromeOS, Syllable Server, Mastodon Linux, OpenBSD/Linux, Plan 9/Linux, Sailfish OS, Tizen, amongst others.

  8. macOS Big Sur - Wikipedia

    en.wikipedia.org/wiki/MacOS_Big_Sur

    macOS. macOS Big Sur (version 11) is the seventeenth major release of macOS, Apple 's operating system for Macintosh computers. It was announced at Apple's Worldwide Developers Conference (WWDC) on June 22, 2020, [4] and was released to the public on November 12, 2020. [5][4][6] Big Sur was the successor to macOS Catalina (macOS 10.15).

  9. Mac (computer) - Wikipedia

    en.wikipedia.org/wiki/Mac_(computer)

    Mac (computer) The MacBook Air is popular for its thin and light design, and its low price relative to the rest of the Mac lineup. Mac, short for Macintosh (its official name until 1999), is a family of personal computers designed and marketed by Apple. The name Macintosh is a reference to a type of apple called McIntosh.