xclip: xclip (CLI app thatprovides an interface to X selections ("the clipboard")
xclip: 
xclip: It can read data from standard in or a file and place it
xclip: in an X selection for pasting into other X applications. xclip can also print
xclip: an X selection to standard out, which can then be redirected to a file or
xclip: another program.
xclip: 
xclip: License: GNU GPL
xclip: Author:  kims@debian.org
xclip: Website: http://people.debian.org/~kims/xclip/