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.
Creative Commons Corporation (“Creative Commons”) is not a law firm and does not provide legal services or legal advice. Distribution of Creative Commons public licenses does not create a lawyer-client or other relationship. Creative Commons makes its licenses and related information available on an “as-is” basis. Creative Commons gives no warranties regarding its licenses, any material licensed under their terms and conditions, or any related information. Creative Commons disclaims all liability for damages resulting from their use to the fullest extent possible. Using Creative Commons Public Licenses Creative Commons public licenses provide a standard set of terms and conditions that creators and other right...
Preamble: This license aims at specifying the legal conditions of the re-use of public information that is freely reusable. It particularly specifies the rights to adapt the public information with a view to a commercial activity or not. The rights conceded by the present license do not imply any transfer of property right on the public information. It aims at facilitating the re-use of public information in the context of the development of the information society. According to Article 8 of the 17th November 2003 2003/98/CE directive “The state institutions may authorize the re-use of documents without any conditions or may impose conditions, possibly by the means of a license which would deal with relevant questions. Th...
Ruby is copyrighted free software by Yukihiro Matsumoto . You can redistribute it and/or modify it under either the terms of the 2-clause BSDL (see the file BSDL), or the conditions below: 1. You may make and give away verbatim copies of the source form of the software without restriction, provided that you duplicate all of the original copyright notices and associated disclaimers. 2. You may modify your copy of the software in any way, provided that you do at least ONE of the following: a) place your modifications in the Public Domain or otherwise make them Freely Available, such as by posting said modifications to Usenet or an equivalent medium, or by allowing the author to include your modifications in the software. ...
/* ==================================================================== * Copyright (c) 1995-1999 The Apache Group. 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...
Copyright (c) 1998, 1999 Henry Spencer. All rights reserved. Development of this software was funded, in part, by Cray Research Inc., UUNET Communications Services Inc., Sun Microsystems Inc., and Scriptics Corporation, none of whom are responsible for the results. The author thanks all of them. Redistribution and use in source and binary forms - with or without modification - are permitted for any purpose, provided that redistributions in source form retain this entire copyright notice and indicate the origin and nature of any modifications. I'd appreciate being given credit for this package in the documentation of software which uses it, but that is not a requirement. THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLI...