OS X is a former name of Apple's operating system macOS.

OSX or OS X may also refer to:

  • DC/OSx, 1980s-era Unix operating system by Pyramid Technology
  • Old Saxon (ISO 639-3 language code), an early form of Low German
  • OSX, a Brazilian shipbuilding company, part of the EBX Group
  • OS-X series, a series of sounding rockets built by OneSpace
  • Xalapa Symphony Orchestra, from an acronym for its Spanish name Orquesta Sinfónica de Xalapa

See also

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