Clipr (free, US$0.99 cloud sync IAP) offers a tiny, low-fuss utility that targets anyone looking for a fast, low-footprint solution for OS X clipboard management. Developer Eric Mann tells TUAW that he wrote the app in response to other clipboard utilities on the market.
"My computer needs to run as fast as possible," he explained. "It needs to have nothing else bogging it down. There's a bunch of clipboard managers out there, but they do too much in the sense that every time you copy an image or video, it copies all that into RAM. After an hour or two, OS X's Activity Manager shows the clipboard apps rising to the top of the list. It's frustrating, so I wanted to re-think the clipboard manag