"A very obvious move should be very suspicious to you."

Let's get better together

Study Go

Ask stronger players to help review your games, study pro games or tsumego. We also organise lectures with strong teachers. The global idea is you get taught by the stronger while you teach the weaker.

See our study schedule in our calendar

Play Go

Playing long serious games is very important to improve. Our league system encourages you to do so in a friendly yet competitive environment. On top of that we reward our winners with cool prizes every month.

Check out our leagues


We are a friendly active online community of Go players from all around the world. OSR is run by volunteers, community driven and all free for everyone to come enjoy the beautiful game of Go.

Come chat with us in our Discord

Whether you are a beginner just learning the rules or a strong player, OSR can help your Go.

Join now !

We provide

OGS/KGS/Discord integration

See what opponents are online on those platform to find a game. Play your league games, write #OSR during the chat and that's it. Our website will collect it automatically.

Lectures for everyone

Ask questions to master Guo Juan (5p) in our forum. She kindly answers every months! Vote for next lecture topic. We set it up with our teachers, record it and upload to our youtube channel.


Win a teaching game with a professional player, a game review by a strong dan or 10€ gift certificate at Guo Juan's internet go school. All that just by playing go!

Plan your games

Plan your game in advance with your opponent using our game planner. It's easy to use and it adapts to timezones automatically.

Latest news in our blog

December Results and Prizes

Happy new year and many thanks to everybody who participated in the December OSR leagues!

In the main monthly league we had 50 games, and the winner with 14.5 points over 11 games was long time OSR dominator GoDave89, who has won a teaching game with Norman Tsai 6D and ...

Continue reading »

Rengo Party this Saturday!

Merry Christmas Gobaneros!

This Saturday at [gmt]2019/12/28 21:00 HH:mm[/gmt], OSR members will gather for a new year rengo party!

Everyone is welcome to play or kibitz on KGS. Join our discord before the event so you will be paired with a teamate.

Have fun!

Continue reading »

November Results and Prizes

Many thanks to everybody who participated in the November OSR league!

46 games were played over the month.

The winner by a ferocious four point distance was Andromedan. He accumulated 16 points with 9 wins over 14 games.

Second place was Meijin GoDave89 with 12 points undefeated over 8 games. ...

Continue reading »

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