Clipbox is a tiny clipboard history tool. It lives in the system tray, writes to disk immediately on copying, works well with large chunks of text, removes duplicates. Strives to be (and remain) minimal, both in its footprint and user interface.

http://sourceforge.net/projects/clipbox/

http://sourceforge.net/projects/clipbox/files/Clipbox%20%28binary%29/Clipbox-0.1.3-bin.zip/download