= Licensing =

== Fusion License ==

The Fusion core, widgets, and MapGuide OS and MapServer support files are released under an MIT license.  Here is the license text of our standard header:

{{{/**
 * <DESCRIPTION>
 *
 * $Id: <FILENAME> <REV> <DATE/TIME> <COMMITER> $
 *
 * Copyright (c) 2007, DM Solutions Group Inc.
 * 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 and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 */}}}

Any files that do not include the above copyright and license can be assumed to be released under the above copyright and license.

== Third Party Libraries ==

Fusion embeds a number of external libraries.  They are:

 * !OpenLayers, from [http://www.openlayers.org].  Released under BSD and Modified BSD, see [http://trac.openlayers.org/wiki/Licensing] for details.
 * Jx, from [http://www.jxlib.org].  Released under MIT.  Jx also includes the Prototype and Scriptaculous libraries and Fusion uses those libraries directly:
   * Prototype, from [http://prototypejs.org].  Released under MIT license, see [http://dev.rubyonrails.org/browser/spinoffs/prototype/trunk/LICENSE?format=raw]
   * Scriptaculous, from [http://script.aculo.us].  Released under MIT license, see [http://wiki.script.aculo.us/scriptaculous/show/License]
 * Excanvas, from [http://excanvas.sourceforge.net/].  Released under Apache License V2.0, see [http://excanvas.sourceforge.net/COPYING]

To run Fusion, you also need a separate mapping platform which are available and licensed separately.