Bridge Base Online
Bridge Base Online (BBO) offers free and premium bridge services to bridge players of all levels. BBO is the biggest Bridge online services.
Bridge can be played using a browser for Windows, Macs and Linux. Also available as app for, Mac, IPad, IPhone and Android devices.
Duplicate matchpoints, duplicate IMPs, rubber bridge, duplicate tournaments and team matches can be played.
A "Vugraph" broadcasts present live matches from around the world, enhanced by expert commentary.
Robotplay is supported, daily free and charged tournaments, MP or IMP. The robot engine is a developed version of Mattew Ginsbergs GIB.
The NABC Robot Individual tournament is hosted by BBO 3 times a year.
Lets Play Bridge! - BBO - Playing vs Robots 1, video:
Tips & Tricks for Playing with BBO Robots by Peter Holland
Irish Player Eamon Galligan tests BBOs new Robot, may 2019