xcompmgr was primarily authored by Keith Packard and Matthew Hawn , with additional modifications by Dan Doel . xcompmgr is copyright both Keith Packard and Matthew Dawn. The primary copyright/licence is: * Copyright © 2003 Keith Packard * * Permission to use, copy, modify, distribute, and sell this software and its * documentation for any purpose is hereby granted without fee, provided that * the above copyright notice appear in all copies and that both that * copyright notice and this permission notice appear in supporting * documentation, and that the name of Keith Packard not be used in * advertising or publicity pertaining to distribution of the software without * specific, written prior permission. Keith Packard makes no * representations about the suitability of this software for any purpose. It * is provided "as is" without express or implied warranty. Matthew Hawn has specified he wishes to assert the same terms.