And you're not limited to macOS—there's also working versions of NeXTSTEP ... 23 years ago, as Mac OS X—has been around longer than the "Classic" OS, which Apple offered for a total of ...
Apple software that adds server functionality to any Mac machine running a current version of macOS. Called "OS X Server" when it debuted with OS X Version 10.7 (Lion), macOS Server adds ...
Apple on Tuesday issued updates for macOS Sierra and OS X El Capitan, the two versions of its computer operating system that preceded macOS High Sierra, which the company released last fall.