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.

LICENSE TERMS SUMMARY: The current CCD CopyWrite license text is written with the intent of being understandable to the layman while still providing adequate legal protection and clarity for the terms of the license.  The latter goal can interfere with the former, however, and as such a shorter summary of the intent of the license terms is provided here:IN BRIEF: This license is meant to mimic the "public domain", a concept particular to certain countries, which means that no copyright or patent claims are enforced.  This is modified by two points:Unlike the public domain, nothing licensed CCD CopyWrite can be subsumed under terms of a contrary copyright license.Legally enforced "reminders" to avoid plagiarism or misattributio...

Allegro 4 (the giftware license) Allegro is gift-ware. It was created by a number of people working in cooperation, and is given to you freely as a gift. You may use, modify, redistribute, and generally hack it about in any way you like, and you do not have to give us anything in return. However, if you like this product you are encouraged to thank us by making a return gift to the Allegro community. This could be by writing an add-on package, providing a useful bug report, making an improvement to the library, or perhaps just releasing the sources of your program so that other people can learn from them. If you redistribute parts of this code or make a game using it, it would be nice if you mentioned Allegro somewhere in the credits, ...

CNRI Digital Object Repository License Agreement 1. This CNRI Digital Object Repository License Agreement ("Agreement") is between Corporation for National Research Initiatives ("CNRI"), having an office at 1895 Preston White Drive, Reston, VA 20191, and the Individual or Organization ("Licensee") that has installed or otherwise used the CNRI Digital Object Repository software, together with its associated documentation ("Software"). Licensee shall be deemed to have entered into, signed and agreed to be bound by the terms and conditions of the Agreement upon such installation or other use. 2. Subject to the terms and conditions of the Agreement, CNRI hereby grants Licensee a non-exclusive, royalty-free, world-wide license to reproduc...

ORIGINAL LICENSE: This software is (c) Copyright 1992 by Panagiotis Tsirigotis The author (Panagiotis Tsirigotis) grants permission to use, copy, and distribute this software and its documentation for any purpose and without fee, provided that the above copyright notice extant in files in this distribution is not removed from files included in any redistribution and that this copyright notice is also included in any redistribution. Modifications to this software may be distributed, either by distributing the modified software or by distributing patches to the original software, under the following additional terms: 1. The version number will be modified as follows: a. The first 3 components of the version number (i.e ...

SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008) Copyright (C) [dates of first publication] Silicon Graphics, Inc. All Rights Reserved. Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice including the dates of first publication and either this permission notice or a reference to http://oss.sgi.com/projects/FreeB/ shall ...

People : Open Source Enthusiasts

A collection of open source and copyleft license writers.

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