pyPSYC, a multiplexing PSYC client written in Python
  Copyright (C) 2002, 2003 by Philipp "fippo" Hancke

    This program is free software; you can redistribute it and/or modify
    it under the terms of version 2 of the GNU General Public License as
    published by the Free Software Foundation.

    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 General Public License for more details.

  Taken from lynx license for the psyced:

  SPECIAL ENCOURAGEMENTS FOR PSYC DEVELOPERS.

  1. Whenever you make derivates of this library publically available, be it
  in source or binary form, please keep all PSYC network transactions
  according to the current specification of the PSYC protocol as available
  from http://www.psyc.eu. This will help keeping PSYC implementations
  interoperable.

  2. Whenever you release a derivative work of this software, please inform
  the PSYC community of the existence of your new software by promoting it
  on http://about.psyc.eu.