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.
Attribution-NonCommercial-ShareAlike 1.0 CREATIVE COMMONS CORPORATION IS NOT A LAW FIRM AND DOES NOT PROVIDE LEGAL SERVICES. DISTRIBUTION OF THIS DRAFT LICENSE DOES NOT CREATE AN ATTORNEY-CLIENT RELATIONSHIP. CREATIVE COMMONS PROVIDES THIS INFORMATION ON AN "AS-IS" BASIS. CREATIVE COMMONS MAKES NO WARRANTIES REGARDING THE INFORMATION PROVIDED, AND DISCLAIMS LIABILITY FOR DAMAGES RESULTING FROM ITS USE. License THE WORK (AS DEFINED BELOW) IS PROVIDED UNDER THE TERMS OF THIS CREATIVE COMMONS PUBLIC LICENSE ("CCPL" OR "LICENSE"). THE WORK IS PROTECTED BY COPYRIGHT AND/OR OTHER APPLICABLE LAW. ANY USE OF THE WORK OTHER THAN AS AUTHORIZED UNDER THIS LICENSE IS PROHIBITED. BY EXERCISING ANY ...
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...
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 ...
ZPL 1.1 Zope Public License (ZPL) Version 1.1 Copyright (c) Zope Corporation. All rights reserved. This license has been certified as open source. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: Redistributions in 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. All advertising materials and documentation mentioning feature...
2011, Deusty, LLC All rights reserved. Redistribution and use of this software 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. * Neither the name of Deusty nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission of Deusty, LLC. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS ...