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.
The GALEN Open Source License (GOSL) Version 1.0 11th October 1999 The OpenGALEN Clinical Terminology is Copyright © the University of Manchester, UK, the University of Nijmegen, NL, and their contributors. ‘Source Material’ refers to: text files containing Grail source code, GALEN Intermediate Representation dissections, GALEN Intermediate Representation configuration files, or linguistic or other mappings relating to the OpenGALEN Clinical Terminology, AND which contain the following (or substantially similar) notice: "The contents of this file are Copyright © the Universities of Manchester and Nijmegen and are covered by the GALEN Open Source License (GOSL), a copy of which should be found as pa...
EFF Open Audio License: Version 1.0 I. Preamble II. Terms of Use III. How to Use this License I. PREAMBLE Principles Digital technology and the Internet can empower artists to reach a worldwide audience and to build upon each other's ideas and imagination with extremely low production and distribution costs. Many software developers, through both the open source software initiative and the free software movement, have long taken advantage of these facts to create a vibrant community of shared software that benefits creators and the public. EFF's Open Audio License provides a legal tool that borrows from both movements providing freedom and openness to use music and other expressive works in new wa...
Open Directory License The Open Directory is a compilation of many different editors' contributions. Netscape Communications Corporation (`Netscape') owns the copyright to the compilation of the different contributions, and makes the Open Directory available to you to use under the following license agreement terms and conditions (`Open Directory License'). For purposes of this Open Directory License, `Open Directory' means only the Open Directory Project currently hosted at http://dmoz.org (or at another site as may be designated by Netscape in the future), and does not include any other versions of directories, even if referred to as an `Open Directory,' that may be hosted by Netscape on other web pages (e.g., Netscape N...
European Union Public Licence V.1.0 EUPL (c) the European Community 2007 This European Union Public Licence (the “EUPL”) applies to the Work or Software (as defined below) which is provided under the terms of this Licence. Any use of the Work, other than as authorised under this Licence is prohibited (to the extent such use is covered by a right of the copyright holder of the Work). The Original Work is provided under the terms of this Licence when the Licensor (as defined below) has placed the following notice immediately following the copyright notice for the Original Work: Licensed under the EUPL V.1.0 or has expressed by any other mean his willingness to license under the EUPL. 1. Definitions ...
The X.Net, Inc. License Copyright (c) 2000-2001 X.Net, Inc. Lafayette, California, USA 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 and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,...