An absolute must have for Mac users (though no longer free). PTHPasteboard Pro remembers what you copy, saves it, makes it easy to copy again with a single click. Pro version syncs multiple Macs.
How often have you copied something only to find that you need it a few minutes later but you’ve already copied another item? PTHPasteboard watches you while you work and keeps a copy of any items that you have copied to your pasteboard.
9WR – PTHPasteboard Pro: Multiple clipboard manager stores everything copied on a Mac.