The package TuGames is an extension to the package CooperativeGames written by Michael Carter for modeling and calculating solutions and properties for cooperative games with transferable utilities. TuGames provides also some graphical extensions which are at the moment only available for UNIX/LINUX computers. Any help is welcome to port these features to Windows machines. For more informations and how to install see the ZIP-archive tugames-win.zip for Windows and the tar-archive tugames-unix.tar.bz2 for UNIX/LINUX.