مجوز پی‌اچ‌پی

----
  The PHP License, version 3.01
Copyright (c) 1999 - 2012 The PHP Group. 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 name "PHP" must not be used to endorse or promote products
  derived from this software without prior written permission. For
  written permission, please contact group@php.net.

  4. Products derived from this software may not be called "PHP", nor
  may "PHP" appear in their name, without prior written permission
  from group@php.net. You may indicate that your software works in
  conjunction with PHP by saying "Foo for PHP" instead of calling
  it "PHP Foo" or "phpfoo"

  5. The PHP Group may publish revised and/or new versions of the
  license from time to time. Each version will be given a
  distinguishing version number.
  Once covered code has been published under a particular version
  of the license, you may always continue to use it under the terms
  of that version. You may also choose to use such covered code
  under the terms of any subsequent version of the license
  published by the PHP Group. No one other than the PHP Group has
  the right to modify the terms applicable to covered code created
  under this License.

  6. Redistributions of any form whatsoever must retain the following
  acknowledgment:
  "This product includes PHP software, freely available from
  <http://www.php.net/software/>".

THIS SOFTWARE IS PROVIDED BY THE PHP DEVELOPMENT TEAM ``AS IS'' AND
ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PHP
DEVELOPMENT TEAM OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
OF THE POSSIBILITY OF SUCH DAMAGE.