Chess Database - Pay what You really need
Supporting the Cause
Introducing our annual subscription program, featuring monthly chess database updates for an enhanced chess experience. Please note that this is a digital download product. Upon sign-up, kindly read and accept our Terms and Conditions. You have the freedom to cancel the program anytime before the renewal date. Even if canceled, you will still have access to valuable chess databases lifetime without future updates. Thank you for supporting our cause to make a difference in the lives of underprivileged children through education and donations. Check out our latest chess cause charity, donate chess set and and save 20%
- 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 10.2 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 31.4 million human chess games. The largest ever collection of human chess games since 1800
- 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
Discover the ultimate chess winning game with Opening Master chess databases! Our exclusive collection features over 31 million top human chess games, making it the most extensive human chess database without any duplicates. The OM OTB with 10.2 millions human chess games or OM CORR with 2.2 millions correspondence chess games is something for every chess player. ♥ Join today and unlock the biggest chess database package, carefully crafted over 18 years of research and development. Opening Master is official database partner of FIDE - International Chess Federation Education Commission, a proud sponsor of ICCF global tournaments and a trusted chess database partner of global chess education platform GCHESS. For our youngest ones we partner with ChessKid.com - the safest online chess platform for children. Opening Master gives back to the community by partnering with Gift of Chess, a humanitarian charitable organisation from NY, USA, to support underprivileged communities in Africa by giving out 1 million free chess sets. If you are a tournament organizer, arbiter, club trainer, streamer or player please join our partner OUTPOSTCHESS see many benefits for you. We offer you the most reliable and comprehensive chess databases starting as low as 39 EUR. Don't wait any longer to take your game to the next level - sign up now and start learning and winning!
“It’s the biggest and strongest chess database out there” - GM Simon Williams, CEO GCHESS
Subscribe to our YouTube channel 
to learn chess openings and much more. Listen to our Spotify Podcasts 
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From our kitchen
The Legacy of Correspondence Chess. Why It Still Matters in the Age of Instant Moves and Superengines
Friday, 13 June 2025 10:30In an era dominated by real-time online blitz games, grandmaster commentary streams, and AI-assisted training tools, one might assume that correspondence chess has faded into history replaced by the...
Opening Master. 25 Years of Chess Excellence and Why It Still Matters
Wednesday, 11 June 2025 20:17In the ever-evolving world of chess, where engines grow stronger, ChatGPT is everywhere and preparation becomes ever more critical, one thing remains constant - the need for accurate, reliable , and...
In the Age of AI and LLMs, Chess Remains Beautifully Human
Tuesday, 13 May 2025 20:23In an era where Artificial Intelligence dominates headlines whether it’s ChatGPT from OpenAI, Gemini by Google, or Elon Musk’s Grok on X, one might wonder: Is there anything still purely human? One...
Opening Master April 2025 update with 10,2 mil human chess games
Sunday, 06 April 2025 06:48March was a dynamic and electrifying month for the global chess community. From world-class tournaments to almost perfect individual performances, the chessboard saw battles that inspired fans and...
Celebrating Women in Chess on International Women’s Day! Why do we still have separate women chess titles?
Saturday, 08 March 2025 01:37Today, on International Women’s Day, we honor the incredible women who have shaped the world of chess—past, present, and future. Chess has long been a game of strategy and intellect, but for...
Opening Master Expands Chess Education to Ghana and 8 reasons why FIDE should invest more to Africa
Monday, 03 March 2025 00:48We are thrilled to share that Opening Master has taken its nonprofit mission for chess education to Accra, Ghana, joining forces with The Gift of Chess (New York) and the West African Chess Academy....
The Biggest Chess Database Clean-up of the Century and why Opening Master Strikes for Quality
Tuesday, 18 February 2025 23:12The world of chess databases just witnessed a historic transformation! At Opening Master , we have undertaken the biggest clean-up of the century , removing more than 2 00,000 chess players and...
Chess outreach programs and February 2025 updates
Sunday, 09 February 2025 18:23Powerful stories of strong minded people effecting hundreds of thousands young children not only in Africa. Tunde Onakoya is now in New York where I met him last time discussing how one can grow up...
Project STEM CHESS 2025 Announcement FIDE EDU and OPENINGMASTER
Sunday, 09 February 2025 13:50Opening Master and FIDE Education Commission is calling all out STEM graduate degree students who would like to author interesting BIG DATA chess science project. With a massive chess database like...
Announcements
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Hey, big news. We just released the new OM 1995 chess database. It is the biggest collection of human chess games between 1800 and 1995 and clean. Have a look and download now.Read More
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New York, USA - Gift of Chess, the charitable nonprofit organization that aims to transform lives through the universal language of chess, is pleased to announce a new partnership with Opening Master, a company that publishes…Read More
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In a world where children face various challenges, one activity stands out as a powerful tool to foster personal growth, critical thinking, and resilience: chess. It is with great excitement that we announce our charity…Read More
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Opening Master is supporting new chess research Project at UCL School of Management in London project - When chess players are more likely to make novel moves.Read More
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New Delhi / Bratislava – Global non-profit foundation, Digital Education and Skills Council (DESC), and Opening Master, a leading digital chess education coaching and biggest chess databases provider, announced today that they are entering into a partnership…Read More
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Lausanne, Switzerland / Bratislava, Slovakia – The Chess in Education Commission of the International Chess Federation, FIDE EDU, is dedicated to promoting chess as an educational tool and developing chess education programs and curricula in schools and…Read More
Chess openings
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- Newcomers Corner
- Openings
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Kids can start learning chess as early as 3-4 years old, but the ideal age to begin teaching them is around 5-6 years old. At this age, children are able to understand basic concepts such…Read More
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These days, everything is computerised, and we are living in an information technology world where everything you need to find is on Google (and since last two months miracle called CHATGPT. Although this world has…Read More
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The time it takes to reach a chess rating of 2000 ELO will depend on several factors, including the player's current level of skill, their natural aptitude for the game, and the amount of time…Read More
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Magnus Carlsen was just 10 years old when he first discovered the power of a chess databases. It was a hot summer day, and he was cooped up in his room, scrolling through chess websites…Read More
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Playing chess with others in the park can provide an opportunity for social interaction and build new relationships with people who share similar interests. Combination of fresh air, nature and chess is extraordinary. Have you…Read More
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There are several Hollywood celebrities who have been known to play chess, including: Will Smith, Woody Harrelson, Nicolas Cage, Keira Knightley, Kate Hudson, Angelina Jolie, Michael Douglas, Jennifer Lawrence. These are just a few examples of the many Hollywood celebrities who enjoy playing…Read More
Chess Meditations Podcasts
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This is a special episode and credit to France24 channel with The Medley Show in Nigeria who brings you this incredible story how young kids in the biggest floating slum in the world near Lagos,…Read More
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Today we are going to speak with our friend Brad Borkowski aka the Colorado Woodworker from United States. Brad is a high school woodshop teacher based in Colorado Springs, Colorado. Since 2013, he's run a…Read More
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Today we are going to speak with our friend Lena Miladinovic from Serbia. She is a Woman International Master in chess, an international arbiter, and a FIDE instructor, coach, and CEO of Outpost Chess. The…Read More
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Let me welcome Reverend Charles Tandoh, who agreed to have a short interview with us, explaining why he thinks printing chess sets in Ghana helps the local community and how he plans to expand the…Read More
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Whether you're looking to improve your rating, compete in tournaments, or simply enjoy the game of chess at a higher level, the Unstoppable Chess Academy can help you achieve your goals. With its knowledgeable instructors,…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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