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.

# Open Works License This is version 0.7 of the Open Works License. ## Terms Permission is hereby granted by the copyright holder(s), author(s), and contributor(s) of this work, to any person who obtains a copy of this work, in any form, to reproduce, modify, distribute, publish, sell, use, or otherwise deal in the licensed material without restriction, provided the following conditions are met: 1. Redistributions, modified or unmodified, in whole or in part, must retain the above license notice, this list of conditions, and the following disclaimer. 2. Redistributions, modified or unmodified, in whole or in part, must retain any applicable notices of attribution and copyright. No warranty or guarantee is implied, or shou...

CeCILL-B FREE SOFTWARE LICENSE AGREEMENT 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-B1 license are: Commissariat à l'Energie Atomique - ...

MOZILLA PUBLIC LICENSEVersion 1.0 1. Definitions. 1.1. ``Contributor'' means each entity that creates or contributes to the creation of Modifications. 1.2. ``Contributor Version'' means the combination of the Original Code, prior Modifications used by a Contributor, and the Modifications made by that particular Contributor. 1.3. ``Covered Code'' means the Original Code or Modifications or the combination of the Original Code and Modifications, in each case including portions thereof. 1.4. ``Electronic Distribution Mechanism'' means a mechanism generally accepted in the software development community for the electronic transfer of data. 1.5. ``Executable'' means Co...

Version 1.0 1. Definitions. 1.1. "Contributor" means each entity that creates or contributes to the creation of Modifications. 1.2. "Contributor Version" means the combination of the Original Code, prior Modifications used by a Contributor, and the Modifications made by that particular Contributor. 1.3. "Covered Code" means the Original Code or Modifications or the combination of the Original Code and Modifications, in each case including portions thereof. 1.4. "Electronic Distribution Mechanism" means a mechanism generally accepted in the software development community for the electronic transfer of data. 1.5. "Executable" means Covered Code in any form other than Source Code. 1.6. "Initia...

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...

People : Open Source Enthusiasts

A collection of open source and copyleft license writers.

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