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.

ZPL 2.0 Zope Public License (ZPL) Version 2.0 This software is Copyright (c) Zope Corporation (tm) and Contributors. All rights reserved. This license has been certified as open source. It has also been designated as GPL compatible by the Free Software Foundation (FSF). 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 documentati...

This file is part of eCos, the Embedded Configurable Operating System. Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc. eCos is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 or (at your option) any later version. eCos is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with eCos; if not, write to the F...

Attribution Assurance License Copyright (c) 2002 by AUTHOR PROFESSIONAL IDENTIFICATION * URL "PROMOTIONAL SLOGAN FOR AUTHOR'S PROFESSIONAL PRACTICE" All Rights Reserved ATTRIBUTION ASSURANCE LICENSE (adapted from the original BSD license) Redistribution and use in source and binary forms, with or without modification, are permitted provided that the conditions below are met. These conditions require a modest attribution to (the "Author"), who hopes that its promotional value may help justify the thousands of dollars in otherwise billable time invested in writing this and other freely available, open-source software. 1. Redistributions of source code, in whole or part and with or without modification (the "Code"), must pro...

The Hacktivismo Enhanced-Source Software License Agreement Everyone is permitted to copy and distribute verbatim copies of this license document. You may use content from this license document as source material for your own license agreement, but you may not use the name "Hacktivismo Enhanced-Source Software License Agreement ," ("HESSLA") or any confusingly similar name, trademark or service-mark, in connection with any license agreement that is not either (1) a verbatim copy of this License Agreement, or (2) a license agreement that contains only additional terms expressly permitted by The HESSLA. INTRODUCTORY STATEMENT Software that Hacktivismo[fn1] releases under this License Agreement is inten...

The Zimbra Public License Version 1.1 ("ZPL") consists of the Mozilla Public License Version 1.1, modified to be specific to Zimbra, with the Additional Terms in Exhibit B. The original Mozilla Public License 1.1 can be found at: http://www.mozilla.org/MPL/MPL-1.1.html Zimbra Public License (ZPL) 1. Definitions. 1.0.1. "Commercial Use" means distribution or otherwise making the Covered Code available to a third party. 1.1. "Contributor" means each entity that creates or contributes to the creation of Modifications. 1.2. "Contributor Version" means the combination of the Original Code, prior Modi...

People : Open Source Enthusiasts

A collection of open source and copyleft license writers.

Home|About|Contact|Privacy Policy