Before installation please check if the latest Java version is installed on your computer (OPCAT does not work with Java 7)
For Java download follow Java SE Runtime Environment link
1. OPCAT Download (please choose OPCAT version)
OPCAT is free under GNU General Public License – http://www.gnu.org/licenses/gpl-3.0.en.html and gratis (no fee required), but without commitment to provide access to the source code.
2. OPCAT Downoad (with executable simulation described in Yevgeny Yaroker, Valeriya Perelman, and Dov Dori, An OPM Conceptual Model-Based Executable Simulation Environment: Implementation and Evaluation. Accepted to Systems Engineering, July 2012. )
OPCAT on MAC: http://support.apple.com/kb/ht5559