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 1.1 Zope Public License (ZPL) Version 1.1 Copyright (c) Zope Corporation. All rights reserved. This license has been certified as open source. 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 documentation and/or other materials provided with the distribution. All advertising materials and documentation mentioning feature...

[] Copyright [(C)] [by] [.] [All rights reserved][.] Permission to use, copy, modify and distribute this software and its documentation for any purpose and without fee is hereby granted, provided that the above copyright notice appear in all copies, [and] that both {the|that} copyright notice and this permission notice appear in supporting documentation[, and that the name [of] [or ] not be used in advertising or publicity pertaining to distribution of the software without specific, written prior permission]. [ makes no representations about the suitability of this software for any purpose. It is provided "as is" without express or implied warranty.] [ DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING A...

The rental, public playing, broadcasting, copying and distribution of this musical piece in whole or in part, in any format, and usage of the lyrics in whole or in part, is PERMITTED, even without the specific consent of the holder of the copyright for this work, under the condition that any by-product and derived work of this musical piece wil be published under the same conditions and accompanied by this statement.

Zimbra Public License, Version 1.4 (ZPL) This Zimbra Public License (this “Agreement”) is a legal agreement that describes the terms under which Zimbra, Inc., a Texas corporation (“Zimbra”) 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: 1. Grant of Copyright License 1.1 - Subject to the terms and conditions of this Agreement, Zimbra hereby grants to You, under any and all of its copyright interest in and to the Software, a royalty-free, n...

Simple Machines License (SMF 1.0 and 1.1) Definitions 1. This Package is defined as all of the files within any archive file or any group of files released in conjunction by Simple Machines, Simple Machines, or a derived or modified work based on such files. 2. A Modification, or a Mod, is defined as instructions, to be performed manually or in an automated manner, that alter any part of this Package. 3. A Modified Package is defined as this Package or a derivative of it with one or more Modification applied to it. 4. Distribution is defined as allowing one or more other people to in any way download or receive a copy of this Package, a Modified Package, or a derivative of this Package. 5. The Software is def...

People : Open Source Enthusiasts

A collection of open source and copyleft license writers.

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