Stefan Hetzl <shetzl@chello.at> author, maintainer I would like to thank... Petra Mutzel <mutzel@ads.tuwien.ac.at> for being a great guide trough graph theory Christine Pippan <christine_pippan@chello.at> for designing the logo Trimbitas Sorin <lacroix-iv@go.ro> romanian translation Alberto A. Schiano <chanio@users.sourceforge.net> spanish translation Cedric Gross <cgross@wanadoo.fr> french translation Julien Catanese <julien_catanese@yahoo.fr> french translation Tilman Linneweh <arved@freebsd.org> freebsd port Rasputin <rara.rasputin@virgin.net> freebsd port Brian Russo <wolfie@debian.org> debian package Guenter Bechly <gbechly@gmx.de> debian package and numerous others who have contributed by sending bug reports or interesting suggestions.