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Automated  Planning
University of Maryland
Simple Hierarchical Ordered Planner

This is the home page for the SHOP, JSHOP, SHOP2, and JSHOP2. These automated-planning systems are distributed under an open-source license, and have been used in hundreds of projects worldwide. As of February 2013, there have been more than 20,000 downloads.

To learn more about the systems, go to the description page. To download them, go to our sourceforge web page.

Announcement, June 2013:

Pyhop, a SHOP-like planner written in Python, is now available as open-source software at It's written in a way that should make it easier to learn and use, and easier to integrate with ordinary computer programs.

Go here to see earlier announcements.



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