NASM is now licensed under the 2-clause BSD license, also known as the

simplified BSD license.

    Copyright 1996-2010 the NASM Authors - All rights reserved.

    Redistribution and use in source and binary forms, with or without

    modification, are permitted provided that the following

    conditions are met:

    * Redistributions of source code must retain the above copyright

      notice, this list of conditions and the following disclaimer.

    * 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.

      THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND

      CONTRIBUTORS "AS IS" AND ANY EXPRESS 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 COPYRIGHT OWNER OR

      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.