GNU General Public License (GPL) Version 3

OpenSS7 software licensed under the GNU General Public License (GPL) Version 3 can also be licensed under the OpenSS7 Commercial License. Non-OpenSS7 software that is licensed under the GPL3 includes:

All imported software that was originally distributed under the GPL2+, LGPL2+ or LGPL3 licenses by its authors.

Our interpretation of the GNU General Public License Version 3 is a follows:

You May:

Use the software for your own use.
Distribute the software without modifications and linked only with software under a Public License compatible with the GPL Version 3.
Distribute the software with modifications, source code for the modifications, and source code for any linked applications: all under a license compatible with GPL Version 3.

You May NOT:

Distribute the software with modifications under any terms incompatible with the GPL3.
Distribute the software linked with proprietary applications not distributed in full compliance with the GNU General Public License Version 3.

For any of the above you will need a Commercial License.

Commercial License

Reasons for getting a Commercial License are as follows:

You need support.
You need to do one of the things mentioned under You May NOT above.
You would like to contribute funding to the OpenSS7 Project.

Commercial licenses are available from OpenSS7 Corporation.

OpenSS7 provides some software under the GNU General Public License (GPL) Version 3 as provided in the listing below, or under separate Commercial License. This license permits distribution of software originally distributed under the LGLP3, LGPL2+ or GPL2+ with OpenSS7 software distributed under the GPL3.

When a piece of OpenSS7 source code is licensed under the GPL3, you will see a Copyright Notice such as the following listing:

/*****************************************************************************

 @(#) $RCSfile$ $Name$($Revision$) $Date$

 -----------------------------------------------------------------------------

 Copyright (c) 2001-2008  OpenSS7 Corporation <http://www.openss7.com/>
 Copyright (c) 1997-2000  Brian F. G. Bidulock <bidulock@openss7.org>

 All Rights Reserved.

 This program is free software: you can redistribute it and/or modify it under
 the terms of the GNU General Public License as published by the Free Software
 Foundation, version 3 of the license.

 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.

 You should have received a copy of the GNU General Public License along with
 this program.  If not, see <http://www.gnu.org/licenses/>, or write to the
 Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

 -----------------------------------------------------------------------------

 U.S. GOVERNMENT RESTRICTED RIGHTS.  If you are licensing this Software on
 behalf of the U.S. Government ("Government"), the following provisions apply
 to you.  If the Software is supplied by the Department of Defense ("DoD"), it
 is classified as "Commercial Computer Software" under paragraph 252.227-7014
 of the DoD Supplement to the Federal Acquisition Regulations ("DFARS") (or any
 successor regulations) and the Government is acquiring only the license rights
 granted herein (the license rights customarily provided to non-Government
 users).  If the Software is supplied to any unit or agency of the Government
 other than DoD, it is classified as "Restricted Computer Software" and the
 Government's rights in the Software are defined in paragraph 52.227-19 of the
 Federal Acquisition Regulations ("FAR") (or any successor regulations) or, in
 the cases of NASA, in paragraph 18.52.227-86 of the NASA Supplement to the FAR
 (or any successor regulations).

 -----------------------------------------------------------------------------

 Commercial licensing and support of this software is available from OpenSS7
 Corporation at a fee.  See http://www.openss7.com/

 -----------------------------------------------------------------------------

 Last Modified $Date$ by $Author$

 -----------------------------------------------------------------------------

 $Log$
 *****************************************************************************/

#ident "@(#) $RCSfile$ $Name$($Revision$) $Date$"

static char const ident[] = "$RCSfile$ $Name$($Revision$) $Date$";

Following is a verbatim copy of the GPL Version 3:

GNU General Public License (GPL) Version 3

Description: OpenSS7 License GNU General Public License (GPL) Version 3.

You May:

You May NOT:

Commercial License