From the header of htmlprag.scm:

   Copyright (c) 2003 - 2005 Neil W. Van Dyke.

   This program is Free Software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public License
   as published by the Free Software Foundation; either version 2.1 of
   the License, or (at your option) any later version.  This program
   is distributed in the hope that it will be useful, but without any
   warranty; without even the implied warranty of merchantability or
   fitness for a particular purpose.  See the GNU Lesser General
   Public License [LGPL] for details.  For other license options and
   commercial consulting, contact the author.
