CopyLeft License : Every Open Source License

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.

Educational Community License, Version 2.0 (ECL-2.0) Version 2.0, April 2007http://www.osedu.org/licenses/ The Educational Community License version 2.0 ("ECL") consists of the Apache 2.0 license, modified to change the scope of the patent grant in section 3 to be specific to the needs of the education communities using this license. The original Apache 2.0 license can be found at: http://www.apache.org/licenses/LICENSE-2.0 TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 1. Definitions. "License" shall mean the terms and conditions for use, reproduction, and distribution as defined by Sections 1 through 9 of this document. "Licensor" shall mean the copyright owner or entity authorized by the copyright owner th...

Free Art License [ Copyleft Attitude ] version 1.2 Preamble : With this Free Art License, you are authorised to copy, distribute and freely transform the work of art while respecting the rights of the originator. Far from ignoring the author's rights, this license recognises them and protects them. It reformulates their principle while making it possible for the public to make creative use of the works of art. Whereas current literary and artistic property rights result in restriction of the public's access to works of art, the goal of the Free Art License is to encourage such access. The intention is to make work accessible and to authorise the use of its resources by the greatest number of people: to use it in order to increase its...

MITRE Collaborative Virtual Workspace License (CVW License) Mitre no longer recommends use of this license Collaborative Virtual Workspace License (CVW) License Agreement General Redistribution of the CVW software or derived works must reproduce MITRE's copyright designation and this License in the documentation and/or other materials provided with the distribution. Copyright &copy 1994-1999. The MITRE Corporation (http://www.mitre.org/). All Rights Reserved. The terms "MITRE" and "The MITRE Corporation" are trademarks of The MITRE Corporation and must not be used to endorse or promote products derived from this software or in redistribution of this software in any form. The terms "CVW" and "Collaborat...

1. Definitions 1.1. "Contributor" means each individual or legal entity that creates, contributes to the creation of, or owns Covered Software. 1.2. "Contributor Version" means the combination of the Contributions of others (if any) used by a Contributor and that particular Contributor's Contribution. 1.3. "Contribution" means Covered Software of a particular Contributor. 1.4. "Covered Software" means Source Code Form to which the initial Contributor has attached the notice in Exhibit A, the Executable Form of such Source Code Form, and Modifications of such Source Code Form, in each case including portions thereof. 1.5. "Incompatible With Secondary Licenses" means (a) that the initial C...

Info-ZIP License Copyright (c) 1990-2009 Info-ZIP. All rights reserved. For the purposes of this copyright and license, "Info-ZIP" is defined as the following set of individuals: Mark Adler, John Bush, Karl Davis, Harald Denker, Jean-Michel Dubois, Jean-loup Gailly, Hunter Goatley, Ed Gordon, Ian Gorman, Chris Herborth, Dirk Haase, Greg Hartwig, Robert Heath, Jonathan Hudson, Paul Kienitz, David Kirschbaum, Johnny Lee, Onno van der Linden, Igor Mandrichenko, Steve P. Miller, Sergio Monesi, Keith Owens, George Petrov, Greg Roelofs, Kai Uwe Rommel, Steve Salisbury, Dave Smith, Steven M. Schweda, Christian Spieler, Cosmin Truta, Antoine Verheijen, Paul von Behren, Rich Wales, Mike White. This software is provided "as is," witho...

People : Open Source Enthusiasts

A collection of open source and copyleft license writers.

Davies, Jim

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