CopyLeft License : Every Open Source License

POV-Ray License Agreement DISTRIBUTOR'S LICENCE AGREEMENT Persistence of Vision Raytracer(tm) (POV-Ray(tm)) 13 August 2004 Licensed Versions: Versions 3.5 and 3.6 Please read through the terms and conditions of this license carefully. This is a binding legal agreement between you, the "Distributor" and Persistence of Vision Raytracer Pty. Ltd. ACN 105 891 870 ("POV"), a company incorporated in the state of Victoria, Australia, for the product known as the "Persistence of Vision Raytracer(tm)", also referred to herein as "POV-Ray(tm)". The terms of this agreement are set out at http://www.povray.org/distribution-license.html ("Official Terms"). The Official Terms take precedence over this document to the extent...

Version 2.1 dated 2013-06-21 Notice This Agreement is a Free Software license agreement that is the result of discussions between its authors in order to ensure compliance with the two main principles guiding its drafting: firstly, compliance with the principles governing the distribution of Free Software: access to source code, broad rights granted to users, secondly, the election of a governing law, French law, with which it is conformant, both as regards the law of torts and intellectual property law, and the protection that it offers to both authors and holders of the economic rights over software. The authors of the CeCILL (for Ce[a] C[nrs] I[nria] L[ogiciel] L[ibre]) license are: Commissariat à l'é...

ZPL 1.1 Zope Public License (ZPL) Version 1.1 Copyright (c) Zope Corporation. All rights reserved. This license has been certified as open source. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: Redistributions in source code must retain the above copyright notice, this list of conditions, and the following disclaimer. Redistributions in binary form must reproduce the above copyright notice, this list of conditions, and the following disclaimer in the documentation and/or other materials provided with the distribution. All advertising materials and documentation mentioning feature...

SGI FREE SOFTWARE LICENSE C (Version 1.0 [06/07/2005]) 1. Definitions. 1.1. "Additional Notice Provisions" means such additional provisions as appear in the Notice in Original Code under the heading "Additional Notice Provisions." 1.2. "Covered Code" means the Original Code or Modifications, or any combination thereof. 1.3. "Larger Work" means a work that combines Covered Code or portions thereof with code not governed by the terms of this License. 1.4. "Licensable" means having the right to grant, to the maximum extent possible, whether at the time of the initial grant or subsequently acquired, any and all of the rights conveyed herein. 1.5. "License" means this document. 1.6. "Licensed Patents" means ...

COPYRIGHT NOTIFICATION (C) COPYRIGHT 2004 UNIVERSITY OF CHICAGO This program discloses material protectable under copyright laws of the United States. Permission to copy and modify this software and its documentation is hereby granted, provided that this notice is retained thereon and on all copies or modifications. The University of Chicago makes no representations as to the suitability and operability of this software for any purpose. It is provided "as is"; without express or implied warranty. Permission is hereby granted to use, reproduce, prepare derivative works, and to redistribute to others, so long as this original copyright notice is retained. Any publication resulting from research that made use of this software should cit...