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.

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...

Open Software License (“OSL”) v. 3.0 This Open Software License (the "License") applies to any original work of authorship (the "Original Work") whose owner (the "Licensor") has placed the following licensing notice adjacent to the copyright notice for the Original Work: Licensed under the Open Software License version 3.0 1) Grant of Copyright License. Licensor grants You a worldwide, royalty-free, non-exclusive, sublicensable license, for the duration of the copyright, to do the following: a) to reproduce the Original Work in copies, either alone or as part of a collective work; b) to translate, adapt, alter, transform, modify, or arrange the Original Work, thereby creating derivative works ("Derivative W...

Version 1.1 Terminology The term knowledge is taken to include: Content such as music, films, books Data be it scientific, historical, geographic or otherwise Government and other administrative information Software is excluded despite its obvious centrality because it is already adequately addressed by previous work. The term work will be used to denote the item or piece of knowledge which is being transferred. The term package may also be used to denote a collection of works. Of course such a package may be considered a work in itself. The term license refers to the legal license under which the work is made available. Where no license has been made this should be interpreted as referring to the resulting default l...

Copyright (c) 2009 Massachusetts Institute of Technology All Rights Reserved. Scratch was developed by Lifelong Kindergarten group at the MIT Media Lab. See scratch.mit.edu. Permission is hereby granted, free of charge, to any person obtaining a copy of the Scratch source code and accompanying documentation (the "Software"), to use, copy, modify, merge, publish, or distribute the Software or software derived from it ("Derivative Works") for non-commercial purposes, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: 1. The above copyright notice and this permission notice shall be included in all copies of the Software and Derivative Works. 2. The word "Scratch" shall not be...

Copyright (C) 2007, 2008, 2009, 2010 Karl Berry. Copyright (C) 1988, 1994, 2007 Stephen Gilmore. Copyright (C) 1994, 1995, 1996 Torsten Martinsen. Permission is granted to make and distribute verbatim copies of this manual provided the copyright notice and this permission notice are preserved on all copies. Permission is granted to copy and distribute modified versions of this manual under the conditions for verbatim copying, provided that the entire resulting derived work is distributed under the terms of a permission notice identical to this one. Permission is granted to copy and distribute translations of this manual into another language, under the above conditions for modified versions.

People : Open Source Enthusiasts

A collection of open source and copyleft license writers.

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