ChessBase Opening Encyclopaedia

Be well prepared with the new Opening Encyclopaedia 2026! 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 and is the ideal start for your opening training. Many new articles enrich the current theory with new or revisited ideas. The Encyclopaedia can help you learn openings quickly and give you a head start on your next opponent. Each article contains explanations and annotated games illustrating typical plans to deepen your understanding.

With the ChessBase Opening Encyclopaedia 2026, you’ll be perfectly prepared! It offers in-depth information on all established openings, making it particularly valuable for building a comprehensive and powerful repertoire. The Opening Encyclopaedia 2026 provides a complete overview of all opening areas in a single reference work, making it the ideal starting point for opening training.

Whether you want to build a solid opening repertoire or are looking for new ideas to add to your repertoire, a vast collection of opening ideas and high-quality analyses awaits you. With the Opening Encyclopaedia, you can learn openings quickly and always stay a few steps ahead of your opponent. Each opening article contains selected model games in which the authors explain typical plans and demonstrate how these openings are played in practice. High-quality analyses will raise your opening knowledge to master and grandmaster level. The articles cover the entire spectrum of openings and regularly highlight current and new ideas!

– 1,586 special theoretical databases – analyses with annotated games & ideas by Grandmasters
– Over 40,000 illustrative games
– 8,200 opening surveys, 300 new or updated
– 100 opening videos. Total duration: over 35 hours
– Grandmaster Lectures : Dorian Rogozenco: The latest trends (3,5 hours)Release Notes

System Requirements

Desktop-PC or Notebook with 8 GB RAM, Windows 11 or 10