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From The Open Source Analysis of Competing Hypotheses Project

Software Code

Open Source ACH is Copyright Matthew Burton, LLC, 2008, 2009, 2010. It is licensed under the GNU General Public License, ver 3. This means that you can:

  • download the source code
  • modify the source code all you like for your own (or your organization's own) purposes
  • redistribute, and even sell, the software with your updates AS LONG AS you license the resulting product under these same terms.

It is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

ACH Methodology Documentation

Documentation regarding the ACH methodology, both on this Web site and included in the downloadable ACH software, was originally authored by and is Copyright (c) 2005,2006 Richards Heuer, with modifications for this software by Heuer, Randolph Pherson and Matthew Burton. It was originally distributed with the PARC ACH tool under the terms of the MIT License:

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 documentation.