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.

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 of the Software and its documentation and acknowledgment shall be given in the documentation and software packages that this Software was used. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLI...

February 2002 Preamble -------- The Berkeley Software Distribution ("BSD") license has proven very effective over the years at allowing for a wide spread of work throughout both commercial and non-commercial products. For programmers whose primary intention is to improve the general quality of available software, it is arguable that there is no better license than the BSD license, as it permits improvements to be used wherever they will help, without idealogical or metallic constraint. This is of particular value to those who produce reference implementations of proposed standards: The case of TCP/IP clearly illustrates that freely and universally available implementations leads the rapid acceptance of standards -- often even be...

SUN INDUSTRY STANDARDS SOURCE LICENSE Version 1.2 
1.0 DEFINITIONS 1.1 Commercial Use means distribution or otherwise making the Original Code available to a third party. 1.2 Contributor Version means the combination of the Original Code, and the Modifications made by that particular Contributor. 1.3 Electronic Distribution Mechanism means a mechanism generally accepted in the software development community for the electronic transfer of data. 1.4 Executable means Original Code in any form other than Source Code. 1.5 Initial Developer means the individual or entity identified as the Initial Developer in the Source Code notice required by Exhibit A. 1.6 Larger Work means a work...

Yahoo! Public License, Version 1.0 (YPL) This Yahoo! Public License (this "Agreement") is a legal agreement that describes the terms under which Yahoo! Inc., a Delaware corporation having its principal place of business at 701 First Avenue, Sunnyvale, California 94089 ("Yahoo!") will provide software to you via download or otherwise ("Software"). By using the Software, you, an individual or an entity ("You") agree to the terms of this Agreement. In consideration of the mutual promises and upon the terms and conditions set forth below, the parties agree as follows: Grant of Copyright License 1.1 - Subject to the...

Usage of the works is permitted provided that this instrument is retained with the works, so that any entity that uses the works is notified of this instrument. DISCLAIMER: THE WORKS ARE WITHOUT WARRANTY. [2004, Fair License; rhid.com/fair]

People : Open Source Enthusiasts

A collection of open source and copyleft license writers.

Share :
Share :
Home|About|Contact|Privacy Policy