Add a Dockspacer to Your Mac OS X Dock Posted byRoy 16 January 201516 January 2015 Leave a comment on Add a Dockspacer to Your Mac OS X Dock Screen capture showing spacers added Mac OS X’s Dock.Last year, I wrote a little Terminal-based program that adds spacers to the Mac OS X Dock. This helps to keep items in the Dock more organized. Download here, and feel free to fork on GitHub. Published by Roy I am an instructor, programmer, and composer based in New York City. View more posts