CopyLeft License : Every Open Source License

The "No problem Bugroff" license. Richard Stallman of the Free Software Foundation devised, in addition to some marvelous software, the GNU General Public License (GPL for short). Or the CopyLeft it is sometimes called. It is quite a revolutionary document, using the "copyright" tool to to protect your right to use free software. Unfortunately using copyright to protect free software is a lot like using a Jackal to guard the hens. In fact, various inconveniences relating to this have resulted in modifications such as the LGPL (Library General Public License) and more recently the NPL (Netscape Public License) I call these matters mere inconveniences, the real damage will occur when the Jackal's, (sorry, I mean lawye...

SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008) Copyright (C) [dates of first publication] Silicon Graphics, Inc. All Rights Reserved. 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 including the dates of first publication and either this permission notice or a reference to http://oss.sgi.com/projects/FreeB/ shall ...

The author of this work hereby waives all claim of copyright (economic and moral) in this work and immediately places it in the public domain; it may be used, distorted or destroyed in any manner whatsoever without further attribution or notice to the creator.

Ruby is copyrighted free software by Yukihiro Matsumoto . You can redistribute it and/or modify it under either the terms of the 2-clause BSDL (see the file BSDL), or the conditions below: 1. You may make and give away verbatim copies of the source form of the software without restriction, provided that you duplicate all of the original copyright notices and associated disclaimers. 2. You may modify your copy of the software in any way, provided that you do at least ONE of the following: a) place your modifications in the Public Domain or otherwise make them Freely Available, such as by posting said modifications to Usenet or an equivalent medium, or by allowing the author to include your modifications in the software. ...

HI-POTENT OPEN SOURCE LICENSE - Version 1.0 This Hi-Potent Open Source License (the "License") applies to "i503 emulator (KEMURI)" and related software products as well as any updates or maintenance releases of that software ("Hi-Potent Products") that are distributed by Hi-Potent ("Licensor"). Any Hi-Potent Product licensed pursuant to this License is a "Licensed Product." Licensed Product, in its entirety, is protected by United States copyright law. This License identifies the terms under which you may use, copy, distribute or modify Licensed Product and has been submitted to the Open Software Initiative (OSI) for approval. Preamble This Preamble is intended to describe, in plain English, the nature and scope of this Licen...