To clarify, Mac ships with a native Unix [1], derived from BSD, not a posix subsystem. It has its own init (launchd) and its own GUI, but most of it is a Unix.

To clarify, Mac ships with a native Unix [1], derived from BSD, not a posix subsystem. It has its own init (launchd) and its own GUI, but most of it is a Unix. Using Macports or homebrew gets you most of the packages that are available for the various Linuxes, GNU utilities etc. [1] https://en.wikipedia.org/wiki/Darwin_%28operating_system%29 https://en.wikipedia.org/wiki/Darwin_%28operating_system%29