Welcome to CopyLeftLicense.com! Here you will find an archive of all the copyleft and open source licenses that have been published in the past. From Beerware Licensing, where you need to buy a beer for the open source programmer if you see them in a bar, to the fine-tuned and legally-curated Berkeley Software Distribution (BSD) License, we have it all. By knowing where we've come from, we might be able to learn where to go!

This archive contains 729 texts, with 682,528 words or 4,889,496 characters.

Licenses : Open Source and CopyLeft Licenses

A collection of open source and copyleft licenses.

February 2002 Preamble -------- The Berkeley Software Distribution ("BSD") license has proven very effective over the years at allowing for a wide spread of work throughout both commercial and non-commercial products. For programmers whose primary intention is to improve the general quality of available software, it is arguable that there is no better license than the BSD license, as it permits improvements to be used wherever they will help, without idealogical or metallic constraint. This is of particular value to those who produce reference implementations of proposed standards: The case of TCP/IP clearly illustrates that freely and universally available implementations leads the rapid acceptance of standards -- often even be...

AFFERO GENERAL PUBLIC LICENSE Version 2, November 2007 Copyright © 2007 Affero Inc. 510 Third Street - Suite 225, San Francisco, CA 94107, USA This is version 2 of the Affero General Public License. It gives each licensee permission to distribute the Program or a work based on the Program (as defined in version 1 of the Affero GPL) under the GNU Affero General Public License, version 3 or any later version. If the Program was licensed under version 1 of the Affero GPL "or any later version", no additional obligations are imposed on any author or copyright holder of the Program as a result of a licensee's choice to follow this version 2 of the Affero GPL.

COPYRIGHT NOTICE These patterns and the generating sh script are Copyright (c) GMV 1991 These patterns were developed for internal GMV use and are made public in the hope that they will benefit others. Also, spreading these patterns throughout the Spanish-language TeX community is expected to provide back-benefits to GMV in that it can help keeping GMV in the mainstream of spanish users. However, this is given for free and WITHOUT ANY WARRANTY. Under no circumstances can Julio Sanchez, GMV, Jos'e A. Ma~nas or any agents or representatives thereof be held responsible for any errors in this software nor for any damages derived from its use, even in case any of the above has been notified of the possibility of such damages. If any...

Copyright (c) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007 Jython Developers All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: Redistributions of 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. Neither the name of the Jython Developers nor the names of its contributors may be used to endorse or promote products derived from this software without specific pri...

Open Directory License The Open Directory is a compilation of many different editors' contributions.  Netscape Communications Corporation (`Netscape') owns the copyright to the compilation of the different contributions, and makes the Open Directory available to you to use under the following license agreement terms and conditions (`Open Directory License').  For purposes of this Open Directory License, `Open Directory' means only the Open Directory Project currently hosted at http://dmoz.org (or at another site as may be designated by Netscape in the future), and does not include any other versions of directories, even if referred to as an `Open Directory,' that may be hosted by Netscape on other web pages (e.g., Netscape N...

People : Open Source Enthusiasts

A collection of open source and copyleft license writers.

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