visit uses minilzo, which is part of the LZO-library by Markus Franz Xaver Johannes Oberhumer. LZO is free software that is distributed under the terms of the GNU General Public License (either version 2 or any later version).
Thanks to Mario Valle of AVS Inc. who has helped us a lot with the Windows port of visit.
visit itself is copyrighted software of the Research Centre Jülich GmbH.
It can be downloaded from the Research Centres web-server:
http://www.fz-juelich.de/zam/Angebote/Angebote-e.html
It can be used and redistributed under the conditions stated in the
DISCLAIMER file that is contained in the distribution. The AVS/Express
modules are also available at the IAC.