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.

Version 1.3, 17 January 1999 Copyright 1998-1999, The OpenLDAP Foundation. All Rights Reserved. Note: This license is derived from the "Artistic License" as distributed with the Perl Programming Language. As significant differences exist, the complete license should be read. PREAMBLE The intent of this document is to state the conditions under which a Package may be copied, such that the Copyright Holder maintains some semblance of artistic control over the development of the package, while giving the users of the package the right to use and distribute the Package in a more-or-less customary fashion, plus the right to make reasonable modifications. Definitions: "Package" refers to the collection of files distributed b...

GNAT RUN-TIME COMPONENTS G N A T . T R A C E B A C K . S Y M B O L I C B o d y Copyright (C) 1999-2009, AdaCore GNAT is free software; you can redistribute it and/or modify it under terms of the GNU General Public License as published by the Free Soft- ware Foundation; either version 2, or (at your option) any later ver- sion. GNAT is distributed in the hope that it will be useful, but WITH- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License distributed with GNAT; see file COPYING. If not, write to the Free Software Foundation, 51 Franklin Street, Fifth F...

Copyright 1996-2006 Free Software Foundation, Inc. This file is free software; the Free Software Foundation gives unlimited permission to copy and/or distribute it, with or without modifications, as long as this notice is preserved.

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...

POV-Ray License Agreement DISTRIBUTOR'S LICENCE AGREEMENT Persistence of Vision Raytracer(tm) (POV-Ray(tm)) 13 August 2004 Licensed Versions: Versions 3.5 and 3.6 Please read through the terms and conditions of this license carefully. This is a binding legal agreement between you, the "Distributor" and Persistence of Vision Raytracer Pty. Ltd. ACN 105 891 870 ("POV"), a company incorporated in the state of Victoria, Australia, for the product known as the "Persistence of Vision Raytracer(tm)", also referred to herein as "POV-Ray(tm)". The terms of this agreement are set out at http://www.povray.org/distribution-license.html ("Official Terms"). The Official Terms take precedence over this document to the extent...

People : Open Source Enthusiasts

A collection of open source and copyleft license writers.

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