GameList is a software to list available games on multiple console platform using XML file called DAT files. These files where mainly used to list Arcade ROM, but are now used to list avaliable Game for all platforms.
It was built to provide an open-source(GPL) alternative to OfflineList (only works on Windows).
Support: automatic update of the lists, cover-art fetching, full game informations, etc.
Download GameListe here