Copyright (C) 1998-2019 OpenLink Software vos.admin@openlinksw.com
This software is licensed under the GNU General Public License (see COPYING).
Note that the only valid version of the GPL license as far as this project is concerned is the original GNU General Public License Version 2, dated June 1991.
This project may be compiled/linked with the OpenSSL library. If so, the following exemption is added to the above license:
In addition, as a special exemption, OpenLink Software gives
permission to link the code of its release of Virtuoso with the
OpenSSL project's "OpenSSL" library (or with modified versions
of it that use the same license as the "OpenSSL" library), and
distribute the linked executables. You must obey the GNU General
Public License in all respects for all of the code used other
than "OpenSSL".
In addition, as a special exemption, OpenLink Software gives
permission to use the unmodified client libraries (ODBC, JDBC,
ADO.NET, OleDB, Jena, Sesame and Redland providers) in your own
application whether open-source or not, with no obligation to use
the GPL on the resulting application. In all other respects you
must abide by the terms of the GPL.