
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.
The Opening Encyclopaedia offers quick access to all openings. The openings are sorted by name and ECO code via the menu for quick and easy access to your favourite openings.
The new starting page
Opening Tutorials give a quick yet comprehensive overview of all established openings to help every chess player find the most suitable opening according to their personal preferences.
Tons of established openings on one page
100 high-class opening videos are included in the Encyclopaedia 2025, from our popular ChessBase Authors. Daniel King, Dorian Rogozenco, Rustam Kasimdzhanov, Mihail Marin, Ivan Sokolov, Adrian Mikhalchishin, Leon Mendonca, Jan Werle, Luis Engel, Rainer Knaak, Robert Ris, Felix Blohberger and many other grandmasters present new opening ideas clearly and vividly.
100 opening videos by our top ChessBase authors
The number of articles in the Opening Encyclopaedia is growing – it now contains 1,524 and the included database contains all games from all opening articles.
Tons of new articles by chess masters
One more highlight: Grandmaster Dorian Rogozenco presents opening trends in world-class chess. You can look forward to a total of 9 videos on the French, Sicilian, Najdorf, Ruy Lopez, Italian, Petroff, English, Queen’s Gambit Declined, from the entire year 2024 to spring 2025.
The new comprehensive opening trend guide by GM Dorian Rogozenco
A separate video “early deviations” shows the trend of leaving the territory of the established main variations. An approach that is becoming increasingly popular in grandmaster chess. All this makes the new Opening Encyclopaedia 2025 an indispensable reference work for every tournament player.
Plenty of annotated games by super grandmasters and chess legends
The Opening Encyclopedia offers an ample and unique overview about the opening theory. In multiple videos and theoretical articles highly qualified trainers analyze and explain different opening variations and present them in a compact and easy-to-learn formats.
Literary everyone, from beginners to Grandmasters, can find many ideas to expand their opening repertoire. Whether you want to surprise your opponents with unexpected moves right from the beginning of the game, learn a complex theoretical variation, or understand the newest developments of the modern chess theory – the Opening Encyclopedia provides you with everything you need for that.
It is my deepest conviction that the Opening Encyclopedia is the best product around in the field of opening theory, improving your knowledge about the openings and helping you to become considerably stronger in practice.
Update Opening Encyclopaedia 2025 – from version 2024: 79,90 €