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macOS

Operating System

macOS is a proprietary Unix operating system, derived from OPENSTEP for Mach and FreeBSD, that has been marketed and developed by Apple since 2001. It is the current operating system for Apple's line of Mac computers, and within the desktop and laptop computer market it is the second most widely used desktop operating system after Microsoft Windows and ahead of all Linux distributions, including ChromeOS.

Facts
Year
2001 1
Significance
Basis from which Apple's other operating systems, including iOS, iPadOS, watchOS, tvOS, audioOS and visionOS, are derived 1
Classification
License
Proprietary (Closed Source) 1
Sources
1. Wikipedia: MacOS
  • Infobox, released
    2001 03 24
  • Lead section, paragraph 2
    Each of Apple's other contemporary operating systems, including iOS, iPadOS, watchOS, tvOS, audioOS and visionOS, are derivatives of macOS.
  • entity record, description (license)
    macOS is a proprietary Unix operating system, derived from OPENSTEP for Mach and FreeBSD, that has been marketed and developed by Apple since 2001.
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