Reversi DS is an open source (GPL licensed) Reversi game for the Nintendo DS. It features an intelligent computer opponent and an intuitive touch screen interface. It is developed to run on the Nintendo DS using 3rd party homebrew capable media or on Nintendo DS emulators.

Thanks to http://www.nintendomax.com/index.php?topic_id=10899 for the news.

http://reversids.sourceforge.net/download.html