Opening Encyclopaedia 2025
YOUR EASY ACCESS TO OPENING THEORY: Whether you want to build up a reliable and powerful opening repertoire or find new opening ideas for your existing repertoire, the Opening Encyclopaedia covers the entire opening theory on one product.
€169.90
Corr Database 2024
The new Corr Database 2024 is the large ChessBase collection of correspondence games from the
period from 1804 to 2023.
Reti Opening Powerbase 2025
Reti Opening Powerbase 2025 is a database and contains 10989 high-class games from the Mega 2025 or the Correspondence Database 2024, 1069 of which are annotated.
€9.90
Reti Opening Powerbook 2025
The Reti Opening Powerbook 2025 has a tree structure based on a mixture of over 295,000 computer chess games, played in the engine room of playchess.com and the best games played by humans (137,000).
€9.90
Catalan Powerbase 2025
Catalan Powerbase 2025 is a database and contains 9158 high-class games from the Mega 2025 or the Correspondence Database 2024, 936 of which are annotated.
€9.90
Catalan Powerbook 2025
Catalan Powerbook based on over 470,000 high-class games, most of them played by engines.