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.
OPaC Free Public License Copyright © 1997-1998, OPaC bright ideas, Suscévaz, Switzerland. All rights reserved. OPaC bright ideas (the "Licenser") is the owner of a computer software program known as the OPaC Class Library ("OPaC"). The OPaC Free Public License (this "License") applies to OPaC and to any translation or modification of this software program ("Derivative Works"). Hereinafter, translation is included without limitation in the term "modification". Each licensee is addressed as "you". "Program" will refer to any work that you distribute or publish, that in whole or in part contains or is derived from OPaC or any part thereof. OPaC is a copyrighted work whose copyright is held by the Licenser. By m...
German Free Software License (c) Ministry of Science and Research, State of North-Rhine Westphalia 2004 Developed and created by Axel Metzger and Till Jaeger, Institut für Rechtsfragen der Freien und Open Source Software (Institute for Legal Issues On Free and Open Source Software), . Preamble Software is more than a mere economic asset. It is the technical foundation of the information society. Therefore, the issue of the public share in software is of particular importance. Conventionally licensed computer programs are distributed in object code form only, and the user is not entitled to modify or pass on the program to third parties. The license model for Free Software (synonym "Open Source Software"), however...
You are welcome to compile kopimi and play with it as much as you like! kopimi (copyme), symbol showing that you want to be copied. use kopimi in your own fancy. kopimi may be put on homepages or blogs, in books, in software, as sound logos in music or whatever. 1. copy one of these kopimi symbols, or make up your own 2. put it on a homepage 3. link the logotype to: www.kopimi.com/kopimi
Reciprocal Public License (RPL-1.5) Version 1.5, July 15, 2007 Copyright (C) 2001-2007 Technical Pursuit Inc., All Rights Reserved. PREAMBLE The Reciprocal Public License (RPL) is based on the concept of reciprocity or, if you prefer, fairness. In short, this license grew out of a desire to close loopholes in previous open source licenses, loopholes that allowed parties to acquire open source software and derive financial benefit from it without having to release their improvements or derivatives to the community which enabled them. This occurred any time an entity did not release their application to a "third party". While there is a certain freedom in this model of licensing, it struck the authors of the RPL as being unfai...
The Sleepycat License Copyright (c) 1990-1999 Sleepycat Software. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: Redistributions of 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 documentation and/or other materials provided with the distribution. Redistributions in any form must be accompanied by information on how to obtain complete source code for the DB software and any accompanying software th...