Play ACBL-Sanctioned Games Anytime at ACBL World on BBO
Daily games from 7 AM to 1 AM ET, daylongs you can play whenever you want, and events awarding crystal, red, gold & silver masterpoints.
What is ACBL World?
ACBL World is your always-on competitive bridge venue on BBO (Bridge Base Online) — the world's largest online bridge platform. It offers ACBL-sanctioned games you can play any time of day, plus special events that award the rarest masterpoint colors: crystal, red, gold, and silver.
Whether you have 15 minutes for a quick Speedball or want to chase rare masterpoints in a 3-day NABC event, ACBL World has something for you — every single day.
Play Every Day — On Your Schedule
ACBL World isn't just about special events. It's a full daily schedule of ACBL-sanctioned games running from 7 AM to 1 AM Eastern, seven days a week.
- 18-board matchpoint games — play at your convenience
- No fixed start time: begin when you want, take breaks between boards
- Your score is compared to all players who played the same deals
- Available daily + featured in Clash of Districts & BBOers Festival
- The perfect format for busy schedules
- Speedball Pairs — 12 boards, ~54 min (hourly from 7 AM)
- Open Pairs — 18 boards, ~108 min (on the :10, all day)
- Limited Pairs — 0–499 and 0–1500 brackets (on the :30)
- Express Individual — 12 boards, no partner needed
- Matchpoints & IMPs scoring — alternating throughout the day
Special Events — Chase Crystal, Red, Gold & Silver
ACBL World isn't just about special events. It's a full daily schedule of ACBL-sanctioned games running from 7 AM to 1 AM Eastern, seven days a week.
- Two daylongs every Sunday — Open & 749er flights
- 18-board matchpoint format
- 200% crystal masterpoints on every game
- Compete against players from all ACBL districts
- 104 events across 2026 — never miss a Sunday
Every Sunday, all year long.
- Monday — Red Day + 90% crystal
- Tuesday — Silver Day + 90% crystal
- Wednesday — Gold Day + 90% crystal
- 18-board daylongs, open to all players
- The fastest way to fill your masterpoint rainbow
First Monday, Tuesday & Wednesday of every month.
- Nationally rated — the highest level available online
- 24 boards per day, 3 consecutive days
- Two flights: Open & Limited (0–3,000 MP)
- Red and Gold masterpoints at stake
- Held before each live NABC tournament
- 3 Speedball sessions per day (11am, 3pm, 8pm ET)
- 12-board pairs format, quick and intense
- Top 5 pairs per session win BB$ cash prizes
- Black masterpoints scaled to table count
- Feb, Mar, Aug, Nov — four shots per year
From May 11-17, join the Grassroots GOLD Series – Online Edition. Register for $15, then play at least two ACBL World 18-board games to qualify for a gold bonus. Three flights, three sets of winners, plenty of chances to shine.
How to Play on ACBL World
Three simple steps to start competing and earning masterpoints.
Create Your BBO Account
Go to bridgebase.com and sign up for free. Then navigate to ACBL World and click “Add your ACBL number” to earn masterpoints.
Navigate to ACBL World
Once logged in, click “ACBL World” directly from the main menu.
Choose Your Event & Play
Browse available events, register for upcoming tournaments, or jump into a daylong.
Frequently Asked Questions
Need help getting started on BBO? These quick videos will walk you through it:
- Create a BBO account (no need for a separate ACBL World account)
- Add your ACBL member number to your BBO account
- Add BB$, the in-platform currency
- More BBO tutorials
