Chess Database - Pay what You really need
This is an annual subscription program with monthly updates. Please be aware this is a digital download product, by signing up you accept our Terms and Conditions. You may cancel the program anytime one day before renewal and still keep the databases.
- OM CORR
- €39
- Correspondence chess database with 2.2 million human chess games. The largest collection of ICCF or corr chess players
- FOR: Correspondence chess players (e.g. ICCF)
- UPDATES: monthly
- Formats: Chessbase, PGN
- Review details
- OM OTB
- €59
- Over-the-board database with 9.5 million human chess games. The largest FIDE/OTB chess database collection.
- FOR: Classic chess players (e.g. FIDE players)
- UPDATES: monthly
- Formats: Chessbase. PGN
- Review details
- OM GOLEM
- €99
- Chess Database with 30.7 million human chess games. The largest ever collection of human chess games since 1900
- FOR: Collectors - World largest human chess database
- UPDATES: monthly
- Formats: Chessbase, PGN
- Review details
Download 56 top openings by Opening Master for free and try our chess databases for free. For 
Indian customers please visit here to pay with local debit cards.
The Opening Master Chess Databases since 2004
The Opening Master chess databases feature a unique chess games collection with more than 30 million top human chess games, making it the most significant human chess database without duplicates. Experience the power and flexibility of Google No.1 "biggest chess database" to create the ultimate chess winning game. Sign up today and enjoy the biggest chess database package, all carefully selected with more than 18 years of research and development. Opening Master is a proud sponsor of ICCF global tournaments. and chess database partner of GCHESS. Our chess databases start as low as 39 EUR.
“It’s the biggest and strongest chess database out there” - GM Simon Williams, CEO GCHESS
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Chess database Matrix
From our kitchen
January 2023 update - 50K more OM games and Anish Giri finally did it
Monday, 30 January 2023 15:45We are excited to announce the addition of 50,000 games to our Opening Master Chess Database for January 2023! This substantial expansion will give players access to a wealth of new data and...
Why every chess player should read Sun Tzu's The Art of War
Monday, 30 January 2023 09:46Sun Tzu's "The Art of War" is often compared to playing chess due to the strategic principles and tactics outlined in the book. Just as in chess, the goal of the book is to gain a strategic...
Welcome to Opening Master Chess Meditation program
Wednesday, 25 January 2023 14:44The meditation is designed to help players focus on developing a strong strategy, staying in control of the game, and maintaining mental clarity and composure even in the face of challenges and...
TATA STEEL Chess Tournament 2023 - Magnus vs. rest of the world
Saturday, 14 January 2023 17:32The Tata Steel Chess Tournament is an annual chess tournament held in the Netherlands. It is one of the most prestigious and oldest chess tournaments in the world, having been first held in 1938....
Mittens vs Stockfish. Who can be the greatest bot of all times?
Wednesday, 11 January 2023 12:11The chess world is fascinated by a mysterious feline: Chess.com has launched a new set of bot profiles to play against, and one of them is obviously different from the others. In terms of behavior,...
Immortal Game between Adolf Anderssen and Lionel Kieseritzky
Tuesday, 10 January 2023 12:54This is a game of the "Immortal Game" between Adolf Anderssen and Lionel Kieseritzky, played in London in 1851. It is considered one of the most famous chess games of all time, known for its...
Announcements
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- Announcements
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We are excited to announce the addition of 50,000 games to our Opening Master Chess Database for January 2023! This substantial expansion will give players access to a wealth of new data and resources, helping…Read More
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The meditation is designed to help players focus on developing a strong strategy, staying in control of the game, and maintaining mental clarity and composure even in the face of challenges and obstacles. The goal…Read More
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We are excited to announce a special offer for our valued subscribers: for a limited time, you can get a two-year subscription for the price of one! That's right, you'll get double the value for…Read More
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Just a short announcement, we just passed the 9.5 million bar totalling 9,516,830 human chess games played over the board tournaments under FIDE and other organizations reaching the biggest chess databases currently available on the…Read More
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HO HO HO. We are going final days of the Year 2022. Marry Christmas from Opening Master team. As every year we have prepared something special. Let's go back to the times where no cloud…Read More
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CYBER CYBER CYBER IS HERE. 50% discount on all products from the Opening Master shop. Don't miss your chance and save big. On top of you super saving you get a special USB KNIGHT KEY with…Read More
Chess openings
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- Newcomers Corner
- Openings
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Sun Tzu's "The Art of War" is often compared to playing chess due to the strategic principles and tactics outlined in the book. Just as in chess, the goal of the book is to gain…Read More
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The chess world is fascinated by a mysterious feline: Chess.com has launched a new set of bot profiles to play against, and one of them is obviously different from the others. In terms of behavior,…Read More
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Chess tactics are an essential part of the game of chess and are often the key to winning a game. Without a good understanding of tactics, it is difficult to succeed at chess. There are…Read More
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The Anglo-Dutch chess opening, also known as ECO code A10, is a solid and flexible opening choice for White that can be used against a wide range of Black responses. It is characterized by the…Read More
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There have been many influential chess events in the 20th century. The Openingmaster team took a closer look at them and recommends to check the most notable ones.Read More
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We all read great books; chess players can read great chess books. But which one to read in January 2023? By the way did you know that if you read book passively you lose 90%…Read More
We use Sync.com Cloud
How it works:
1. You select type of Plan you wish to download. OM CORR, OM OTB or OM GOLEM
2. Pay by the secure gateway PayPal. We accept major credit/debit cards.
3. A confirmation email with the subscription details comes to you.
4. We register your email address to cloud service SYNC and invite you to a shared folder. It's all FREE.
5. You download all the databases to your local hard drive. You will always find a newest version of the Opening Master chess databases on the cloud.
Why Opening Master
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It's biggest +
Yes, we have reached a massive collection of more than 30 million human chess games. -
For correspondence or ICCF players +
If you are standard or professional ICCF players, the OM CORR database with 2 million… -
For OTB or FIDE players +
The FIDE collection or OM OTB with more than 9 million games. This is the… -
Top Notch Support +
Didn't find a game you were looking for? Write to us. Found a wrong game?…
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What Our Clients Say
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“It’s the biggest and strongest chess database out there” - GM Simon Williams, CEO and Founder of GCHESS
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Federations we supported Our Current and Previous Cooperations
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