CopyLeft License : Every Open Source License

NASA OPEN SOURCE AGREEMENT VERSION 1.0 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, ...

Copyright (c) 2008 (YOUR NAME) (YOUR WEBSITE) Permission is hereby granted, free of charge, to any person obtaining a copy of this material and all associated documentation files, to deal in the material without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sub-license, and/or sell copies of the material, and to permit persons to whom the material is furnished to do so, subject to the following conditions: That a link is placed on the user's website to the creator of this material, also that the 'links page' or 'about page' where the link is placed must also be directly linked to from the home-page of the user's web site. As follows: 1) The users home page has a link to a...

FREE SOFTWARE LICENSING AGREEMENT CeCILL Notice This Agreement is a free software license that is the result of discussions between its authors in order to ensure compliance with the two main principles guiding its drafting: firstly, its conformity with French law, both as regards the law of torts and intellectual property law, and the protection that it offers to authors and the holders of economic rights over software. secondly, compliance with the principles for the distribution of free software: access to source codes, extended user-rights. The following bodies are the authors of the license CeCILL1

Artistic License 2.0 Copyright (c) 2000-2006, The Perl Foundation. Everyone is permitted to copy and distribute verbatim copies of this license document, but changing it is not allowed. Preamble This license establishes the terms under which a given free software Package may be copied, modified, distributed, and/or redistributed. The intent is that the Copyright Holder maintains some artistic control over the development of that Package while still keeping the Package available as open source and free software. You are always permitted to make arrangements wholly outside of this license directly with the Copyright Holder of a given Package. If the terms of this license do not permit the full use that you propose to ma...

Copyright (c) (CopyrightHoldersName) (From 4-digit-year)-(To 4-digit-year) Permission to use, copy, modify, and distribute this software and its documentation for any purpose with or without fee is hereby granted, provided that the above copyright notice appears in all copies and that both the copyright notice and this permission notice appear in supporting documentation, and that the name (TrademarkedName) not be used in advertising or publicity pertaining to distribution of the software without specific, written prior permission. (TrademarkedName) makes no representations about the suitability this software for any purpose. It is provided "as is" without express or implied warranty.

Codehaus, The