# Software License Agreement

CKEditor™ - The text editor for Internet™ - http://ckeditor.com
Copyright © 2003-2011, CKSource - Frederico Knabben. All rights reserved.

Licensed under the terms of any of the following licenses at your choice:

- GNU General Public License Version 2 or later (the "GPL");
- GNU Lesser General Public License Version 2.1 or later (the "LGPL");
- Mozilla Public License Version 1.1 or later (the "MPL").

You are not required to, but if you want to explicitly declare the license you have chosen to be bound to when using, reproducing, modifying and distributing this software, just include a text file titled "LEGAL" in your version of this software, indicating your license choice. In any case, your choice will not restrict any recipient of your version of this software to use, reproduce, modify and distribute this software under any of the above licenses.

## Sources of Intellectual Property Included in CKEditor

Where not otherwise indicated, all CKEditor content is authored by CKSource engineers and consists of CKSource-owned intellectual property. In some specific instances, CKEditor will incorporate work done by developers outside of CKSource with their express permission.

YUI Test: At _source/tests/yuitest.js can be found part of the source code of YUI, which is licensed under the terms of the BSD License. YUI is Copyright © 2008, Yahoo! Inc.

JavaScript Lint: At _dev/_thirdparty/jsl can be found the executable files of JavaScript Lint, which are licensed under the terms of the Mozilla Public License Version 1.1 (http://developer.yahoo.com/yui/license.txt). JavaScript Lint is Copyright © 2006 Matthias Miller.

JsDoc Toolkit: At _dev/_thirdparty/jsdoc-toolkit can be found the source code of JsDoc Toolkit, which is licensed under the terms of the X11/MIT License Version (http://www.opensource.org/licenses/mit-license.php). JsDoc Toolkit is Copyright © 2008 Michael Mathews.

Console_Getopt and PEAR: At _dev/_thirdparty/console_getopt can be found the source code of Console_Getopt and part of the source code of PEAR, which are licensed under the terms of the PHP License Version 3.0 (http://www.php.net/license/3_0.txt). Console_Getopt and PEAR are Copyright © 1997-2004 The PHP Group.

## Trademarks

CKEditor is a trademark of CKSource - Frederico Knabben. All other brand and product names are trademarks, registered trademarks or service marks of their respective holders.