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.

Copyright (c) 2008 (YOUR NAME) (YOUR WEBSITE) Permission is hereby granted, free of charge, to any person obtaining a copy of this material and all associated documentation files, to deal in the material without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sub-license, and/or sell copies of the material, and to permit persons to whom the material is furnished to do so, subject to the following conditions: That a link is placed on the user's website to the creator of this material, also that the 'links page' or 'about page' where the link is placed must also be directly linked to from the home-page of the user's web site. As follows: 1) The users home page has a link to a...

The Zend Engine License, version 2.00 Copyright (c) 1999-2002 Zend Technologies Ltd. All rights reserved. Redistribution and use in source and binary forms, with or without modification, is 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. The names "Zend" and "Zend Engine" must not be used to endorse or promote products derived from this software without prior permission from...

Jahia Collaborative Source License Recitals Research and Development Use 1) Introduction 2) License Grants 3) Requirements and Responsibilities 4) Versions of the License 5) Disclaimer of Warranty 6) Termination 7) Liability 8) Miscellaneous

VOSTROM Public License for Open Source Copyright (c) 2007 VOSTROM Holdings, Inc. This VOSTROM Holdings, Inc. (VOSTROM) Distribution (code and documentation) is made available to the open source community as a public service by VOSTROM. Contact VOSTROM at license@vostrom.com for information on other licensing arrangements (e.g. for use in proprietary applications). Under this license, this Distribution may be modified and the original version and modified versions may be copied, distributed, publicly displayed and performed provided that the following conditions are met: 1. Modified versions are distributed with source code and documentation and with permission for others to use any code and documentation (whether in original or m...

Copyright (C) 1995-2009 Gerd Neugebauer cwpuzzle.dtx is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY. No author or distributor accepts responsibility to anyone for the consequences of using it or for whether it serves any particular purpose or works at all, unless he says so in writing. Everyone is granted permission to copy, modify and redistribute cwpuzzle.dtx, provided this copyright notice is preserved and any modifications are indicated.

People : Open Source Enthusiasts

A collection of open source and copyleft license writers.

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