» LeaguePro Interactive Sports Websites    Provides website and league management services.    http://www.leaguepro.com/

» Sports Draw    Given a list of competitors does the draw for a knockout competition.    http://www.sportsdraw.co.uk/

» SportsNuts    Helps organize and manage sports events, providing online registration, coordination, promotion, and merchandise sales.    http://www.sportsnuts.com/

» Tournament Designs    12 teams wish to play an all-play-all at 6 venues over 11 rounds. Schedules for such all-play-all tournaments up to 26 players, and for carry-over tournaments up to 16+16=32 players, in HTML, PDF and txt formats.    http://www.jdawiseman.com/papers/tournaments/tournaments.html

» Tournament Management    Includes a detailed explanation of the Swiss design.    http://www.oxfordcroquet.com/manage/index.asp

» Tournament Organisation    General-purpose advice for tournament organizers, specifically in the context of Ultimate Frisbee, but more widely applicable.    http://www.afda.com/showcontent.php?page=tourney_resources

» Tournament Organizing    Advice for orgainzers of Go tournaments, with particular emphasis on the judicial aspects (which would apply equally to a tournament of any similar game).    http://www.kttl.helsinki.fi/msiivola/rr_commission/tournament.html

» Universal System of Rating a Macrotournament    Mostly in Russian, with one English page on a general theory of rating tournaments.    http://www.rt.ustu.ru/