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...

Aladdin Enterprises hereby grants to anyone the permission to apply this License to their own work, as long as the entire License (including the above notices and this paragraph) is copied with no changes, additions, or deletions except for changing the first paragraph of Section 0 to include a suitable description of the work to which the license is being applied and of the person or entity that holds the copyright in the work, and, if the License is being applied to a work created in a country other than the United States, replacing the first paragraph of Section 6 with an appropriate reference to the laws of the appropriate country. This License is not an Open Source license: among other things, it places restrictions on d...

Academic Free License v. 2.1 (plain text version) This Academic Free License (the "License") applies to any original work of authorship (the "Original Work") whose owner (the "Licensor") has placed the following notice immediately following the copyright notice for the Original Work: Licensed under the Academic Free License version 2.1 1) Grant of Copyright License. Licensor hereby grants You a world-wide, royalty-free, non-exclusive, perpetual, sublicenseable license to do the following: to reproduce the Original Work in copies; to prepare derivative works ("Derivative Works") based upon the Original Work; to distribute copies of the Original Work and Derivative Works to the public; to perform the Original Wor...

NASA OPEN SOURCE AGREEMENT VERSION 1.1 THIS OPEN SOURCE AGREEMENT ("AGREEMENT") DEFINES THE RIGHTS OF USE, REPRODUCTION, DISTRIBUTION, MODIFICATION AND REDISTRIBUTION OF CERTAIN COMPUTER SOFTWARE ORIGINALLY RELEASED BY THE UNITED STATES GOVERNMENT AS REPRESENTED BY THE NATIONAL AERONAUTICS AND SPACE ADMINISTRATION ("NASA"). ANYONE WHO USES, REPRODUCES, DISTRIBUTES, MODIFIES OR REDISTRIBUTES THE SUBJECT SOFTWARE, AS DEFINED HEREIN, OR ANY PART THEREOF, IS, BY THAT ACTION, ACCEPTING IN FULL THE RESPONSIBILITIES AND OBLIGATIONS CONTAINED IN THIS AGREEMENT. NASA Original Software Designation: _____________________________________ NASA Original Software Title: ___________________________________________ User Registration requested, ...

Open Source License This license applies to all original software available from keithdevens.com unless the software is marked otherwise. This license is most like the Artistic License. I wrote this license separately and then discovered that the Artistic license has a similar philosophy. The code you have is Open Source. You have permission to use or modify the code for your own purposes: commercial, private, or educational. However, the author (me) retains ownership (copyright) over the code - it is not public domain. The unmodified source may be redistributed with no restrictions, provided that all files in the original distribution are included and unchanged. The modified source may be redistributed under the foll...