Welcome to Ratings Central, home of the world’s most accurate rating system!
If you run tournaments, take a look at Zermelo. Zermelo is a software application that can help you run your tournament and submit it to Ratings Central or USATT; it can also be used without using Ratings Central.
Events: 46,092. Players: 117,136. Matches: 5,019,512. Clubs: 1,210.