This product includes BSD-licensed software developed by Dawid Weiss and Marcin Miłkowski
(http://morfologik.blogspot.com/).

This product includes data from Polish ispell/myspell dictionary (http://www.sjp.pl/slownik/en/)
licenced on the terms of (inter alia) LGPL and Creative Commons ShareAlike.

This product includes data from BSD-licensed dictionary of Polish (SGJP)
(http://sgjp.pl/morfeusz/)