Bridge Base Online is a website that offers bridge services to players at all skill levels and is stated to have a community of 250,000 members. The website also offers both free and premium services for bridge games and also provides support for duplicate tournaments and team matches.
As of 2015, Bridge Base Online is operated as a business and can also host club games that are sanctioned by the American Contract Bridge League. The website also generates revenue from the placement of advertisements. The Bridge Base Online website also allows a player to play bridge from her browser and is compatible with various operating systems, including Mac, Linux and Windows.