CopyLeft License : Every Open Source License

License for Lua 4.0 and earlier versions Copyright © 1994–2002 Tecgraf, PUC-Rio. Permission is hereby granted, without written agreement and without license or royalty fees, to use, copy, modify, translate, and distribute this software and its documentation (hereby called the "package") for any purpose, including commercial applications, subject to the following conditions: The above copyright notice and this permission notice shall appear in all copies or substantial portions of this package. The origin of this package must not be misrepresented; you must not claim that you wrote the original package. If you use this package in a product, an acknowledgment in the product documentation would be greatl...

POV-Ray Licence Agreement GENERAL LICENSE AGREEMENT FOR PERSONAL USE Persistence of Vision Ray Tracer (POV-Ray) Version 3.6 License and Terms & Conditions of Use version of 1 February 2005 (also known as POVLEGAL.DOC) Please read through the terms and conditions of this license carefully. This license is a binding legal agreement between you, the 'User' (an individual or single entity) and Persistence of Vision Raytracer Pty. Ltd. ACN 105 891 870 (herein also referred to as the "Company"), a company incorporated in the state of Victoria, Australia, for the product known as the "Persistence of Vision Ray Tracer", also referred to herein as 'POV-Ray'. YOUR ATTENTION IS PARTICULARLY DRAWN TO THE DISCLAIMER OF WARR...

The FreeCard exception from the GPL If you intend to contribute to FreeCard, you have to place your contribution either under the GNU General Public License (GPL) or the GNU Lesser General Public License (LGPL). The best way to do this is to add the following notice to your contribution's readme file or add it as a comment to the start of any source code files you may be submitting: is (c) Copyright by . It is free software; you can distribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. As a special exception, you may publish an integrated combin...

The agreement below gives the TeX Users Group (TUG) the right to sublicense, and grant such sublicensees the right to further sublicense, any or all of the rights enumerated below. TUG hereby does so sublicense all such rights, irrevocably and in perpetuity, to any and all interested parties. --Karl Berry, TUG President, on behalf of the TeX Users Group board and members 17 November 2006 http://tug.org/fonts/utopia ------------------------------------------------------------ October 11, 2006 RE: License to TeX Users Group for the Utopia Typeface Adobe Systems Incorporated ("Adobe") hereby grants to the TeX Users Group and its members a nonexclusive, royalty-free, perpetual license to the typeface software for the Ut...

Preamble This Simple Public License 2.0 (SimPL 2.0 for short) is a plain language implementation of GPL 2.0.  The words are different, but the goal is the same - to guarantee for all users the freedom to share and change software.  If anyone wonders about the meaning of the SimPL, they should interpret it as consistent with GPL 2.0.Simple Public License (SimPL) 2.0 The SimPL applies to the software's source and object code and comes with any rights that I have in it (other than trademarks). You agree to the SimPL by copying, distributing, or making a derivative work of the software. You get the royalty free right to:Use the software for any purpose; Make derivative works of it (this is called a "Derived Work"); Copy a...

Codehaus, The