Catalan Powerbook 2025
Catalan Powerbook based on over 470,000 high-class games, most of them played by engines.
Catalan Powerbook based on over 470,000 high-class games, most of them played by engines.
€9.90
Online-Update Reference Database 2025
Activation key for automatic update of your reference database in Chessbase 15, 16, 18 and 18.
Activation key for automatic update of your reference database in Chessbase 15, 16, 18 and 18.
€89.90
Fritz Powerbook 2025 Upgrade from Powerbook 2024
Even more power for Fritz. Even more chess knowledge for you.
Even more power for Fritz. Even more chess knowledge for you.
€59.90
Mega Database 2025 Upgrade from Big 2025
The ChessBase Mega Database 2025 is the premiere chess database with over 11 million games from 1475 to 2024
The ChessBase Mega Database 2025 is the premiere chess database with over 11 million games from 1475 to 2024
€130.00
Mega Database 2025 Upgrade from Big 2024
The ChessBase Mega Database 2025 is the premiere chess database with over 11 million games from 1475 to 2024
The ChessBase Mega Database 2025 is the premiere chess database with over 11 million games from 1475 to 2024
€149.90
Mega Database 2025 Upgrade from older Mega
The ChessBase Mega Database 2025 is the premiere chess database with over 11 million games from 1475 to 2024
The ChessBase Mega Database 2025 is the premiere chess database with over 11 million games from 1475 to 2024
€149.90
Mega Database 2025 Upgrade from Mega 2024
The ChessBase Mega Database 2025 is the premiere chess database with over 11 million games from 1475 to 2024
The ChessBase Mega Database 2025 is the premiere chess database with over 11 million games from 1475 to 2024
€99.90
Caro-Kann Powerbase 2024
Caro-Kann Powerbase 2024 is a database and contains a total of 11540 games from Mega 2024 or the Correspondence Database 2024, of which 808 are annotated.
Caro-Kann Powerbase 2024 is a database and contains a total of 11540 games from Mega 2024 or the Correspondence Database 2024, of which 808 are annotated.
€9.90
Caro-Kann Powerbook 2024
The major part of the material on which the Caro-Kann Powerbook 2024 is based is taken from the engine room of playchess.com: 778 000 games. To that imposing corpus we have added another 77 000 games from Mega and from correspondence chess.
The major part of the material on which the Caro-Kann Powerbook 2024 is based is taken from the engine room of playchess.com: 778 000 games. To that imposing corpus we have added another 77 000 games from Mega and from correspondence chess.
€9.90
Sicilian Paulsen Powerbook 2024
Most of the material on which the Sicilian Paulsen Powerbook 2024 is based comes from the engine room: 439,000 games. An impressive number to which 51,000 games from correspondence chess and the Mega were added.
Most of the material on which the Sicilian Paulsen Powerbook 2024 is based comes from the engine room: 439,000 games. An impressive number to which 51,000 games from correspondence chess and the Mega were added.
€9.90
Sicilian Paulsen Powerbase 2024
The Sicilian Paulsen Powerbase 2024 is a database and contains a total of 8020 games, 754 of which are annotated.
The Sicilian Paulsen Powerbase 2024 is a database and contains a total of 8020 games, 754 of which are annotated.
€9.90
French Defence Powerbase 2024
The French Defence Powerbase 2024 is a database and contains 10.846 games from the Mega 2024 and the Correspondence Database 2024, 707 of which are annotated.
The French Defence Powerbase 2024 is a database and contains 10.846 games from the Mega 2024 and the Correspondence Database 2024, 707 of which are annotated.
€9.90