CopyLeft License : Every Open Source License

Cube game engine source code, 20 dec 2003 release. Copyright (C) 2001-2003 Wouter van Oortmerssen. This software is provided 'as-is', without any express or implied warranty. In no event will the authors be held liable for any damages arising from the use of this software. Permission is granted to anyone to use this software for any purpose, including commercial applications, and to alter it and redistribute it freely, subject to the following restrictions: 1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required. 2. Altered source versions m...

ZPL 2.1 Zope Public License (ZPL) Version 2.1 A copyright notice accompanies this license document that identifies the copyright holders. This license has been certified as open source. It has also been designated as GPL compatible by the Free Software Foundation (FSF). 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 accompanying copyright notice, this list of conditions, and the following disclaimer. Redistributions in binary form must reproduce the accompanying copyright notice, this list of conditions, and the following disclaimer in t...

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...

The Zend Engine License, version 2.00 Copyright (c) 1999-2002 Zend Technologies Ltd. All rights reserved. Redistribution and use in source and binary forms, with or without modification, is permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. 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. 3. The names "Zend" and "Zend Engine" must not be used to endorse or promote products derived from this software without prior permission from...

AMENDMENTS The Netscape Public License Version 1.1 ("NPL") consists of the Mozilla Public License Version 1.1 with the following Amendments, including Exhibit A-Netscape Public License. Files identified with "Exhibit A-Netscape Public License" are governed by the Netscape Public License Version 1.1. Additional Terms applicable to the Netscape Public License. I. Effect. These additional terms described in this Netscape Public License -- Amendments shall apply to the Mozilla Communicator client code and to all Covered Code under this License. II. "Netscape's Branded Code" means Covered Code that Netscape distributes and/or permits others to distribute under one or more trademark(s) which are controlled by Nets...