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.
SIMPLE PUBLIC LICENSE VERSION 1.1, 2003-01-21 Copyright (c) The Analysis and Solutions Company http://www.analysisandsolutions.com/ 1. Permission to use, copy, modify, and distribute this software and its documentation, with or without modification, for any purpose and without fee or royalty is hereby granted, provided that you include the following on ALL copies of the software and documentation or portions thereof, including modifications, that you make: a. The full text of this license in a location viewable to users of the redistributed or derivative work. b. Notice of any changes or modifications to the files, including the date changes were made. 2. The name, servicemarks and trademarks of the copyright holde...
Copyright (c) 1986 by University of Toronto. Written by Henry Spencer. Not derived from licensed software. Permission is granted to anyone to use this software for any purpose on any computer system, and to redistribute it freely, subject to the following restrictions: 1. The author is not responsible for the consequences of use of this software, no matter how awful, even if they arise from defects in it. 2. The origin of this software must not be misrepresented, either by explicit claim or by omission. 3. Altered versions must be plainly marked as such, and must not be misrepresented as being the original software. Beware that some of this code is subtly aware of the way operator precedence is structured in regular expres...
Copyright (c) 1998-2011 The OpenSSL Project. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. 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. 3. All advertising materials mentioning features or use of this software must display the following acknowledgment: "This product includes software developed by the OpenSSL Project for us...
Notice to End User: Terms of Use Carefully read the following legal agreement ("Agreement"). Use or copying of the software and/or codes provided with this agreement (The "Software") constitutes your acceptance of these terms. If you have any questions about these terms of use, please contact the Unicode Consortium. Unicode Copyright. Copyright © 1991-2011 Unicode, Inc. All rights reserved. Certain documents and files on this website contain a legend indicating that "Modification is permitted." Any person is hereby authorized, without fee, to modify such documents and fil...
The FreeCard exception from the GPL If you intend to contribute to FreeCard, you have to place your contribution either under the GNU General Public License (GPL) or the GNU Lesser General Public License (LGPL). The best way to do this is to add the following notice to your contribution's readme file or add it as a comment to the start of any source code files you may be submitting: is (c) Copyright by . It is free software; you can distribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. As a special exception, you may publish an integrated combin...