Fast Downward is a domain-independent planning system.

The following directories are not part of Fast Downward as covered by this
license:
./benchmarks
./src/VAL
./src/search/ext

For the rest, the following license applies:

Copyright (C) 2003-2016 Malte Helmert
Copyright (C) 2008-2016 Gabriele Roeger
Copyright (C) 2012-2016 Florian Pommerening
Copyright (C) 2010-2015 Jendrik Seipp
Copyright (C) 2010, 2011, 2013-2015 Silvan Sievers
Copyright (C) 2013, 2015 Salome Simon
Copyright (C) 2014, 2015 Patrick von Reth
Copyright (C) 2015 Manuel Heusner, Thomas Keller
Copyright (C) 2009-2014 Erez Karpas
Copyright (C) 2014 Robert P. Goldman
Copyright (C) 2010-2012 Andrew Coles
Copyright (C) 2010, 2012 Patrik Haslum
Copyright (C) 2003-2011 Silvia Richter
Copyright (C) 2009-2011 Emil Keyder
Copyright (C) 2010, 2011 Moritz Gronbach, Manuela Ortlieb
Copyright (C) 2011 Vidal Alcázar Saiz, Michael Katz, Raz Nissim
Copyright (C) 2010 Moritz Goebelbecker
Copyright (C) 2007-2009 Matthias Westphal
Copyright (C) 2009 Christian Muise

Fast Downward is free software: you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software
Foundation, either version 3 of the License, or (at your option) any later
version.

Fast Downward 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.

You should have received a copy of the GNU General Public License along with
this program. If not, see <http://www.gnu.org/licenses/>.

For contact information see http://www.fast-downward.org/.