Online Backgammon Tournament - Version 4.7 Online Backgammon Tournament is the first designated backgammon server with cash prize tournaments and real money games. Over the course of 2005, its first year of operation, Online Backgammon Tournament acquired hundreds of thousands of members and now features more than 10000 players online on average.Online Backgammon Tournament is the only skill game that has dozens of International tournament events world-wide each year and one World Championship which is held every year in Monte Carlo. Registration is free and fast. All that is needed to open a player account is a username and password. Players that validate their email also get a free $2 bonus.