-`open` - open files and directories ([man](https://developer.apple.com/legacy/library/documentation/Darwin/Reference/ManPages/man1/open.1.html))
-`textutil` - manipulate text files of various formats ([man](https://developer.apple.com/legacy/library/documentation/Darwin/Reference/ManPages/man1/textutil.1.html))
-`pbcopy` / `pbpaste` - provide copying and pasting to the pasteboard ([man](https://developer.apple.com/legacy/library/documentation/Darwin/Reference/ManPages/man1/pbcopy.1.html))
-`sips` - scriptable image processing system ([man](https://developer.apple.com/legacy/library/documentation/Darwin/Reference/ManPages/man1/sips.1.html))
-`mdfind` - finds files matching a given query ([man](https://developer.apple.com/legacy/library/documentation/Darwin/Reference/ManPages/man1/mdfind.1.html))
-`screencapture` - capture images from the screen ([man](https://developer.apple.com/legacy/library/documentation/Darwin/Reference/ManPages/man1/screencapture.1.html))
-`defaults` - access the Mac OS X user defaults system ([man](https://developer.apple.com/legacy/library/documentation/Darwin/Reference/ManPages/man1/defaults.1.html))