here are the possible seven player variants that i wouldn't mind playing: Alacavre, Classic, Build anywhere, 1880, 1897, Fog Of War, Grey Press, Colonial, Economy, Custom Start, Fleet Rome, Milan, 7Islands
Here's a good example from the forum: http://vdiplomacy.com/forum.php?
threadID=186&page-thread=1#threadPager
and a Good Rules Page: http://vdiplomacy.com/forum.php?
threadID=3&page-thread=2#threadPager