ChessBase Books
  • Search
  • Login
We use cookies and comparable technologies to provide certain functions, to improve the user experience and to offer interest-oriented content. Depending on their intended use, analysis cookies and marketing cookies may be used in addition to technically required cookies. Here you can make detailed settings or revoke your consent (if necessary partially) with effect for the future. Further information can be found in our data protection declaration. Privacy policy
Technically required cookies: so that you can navigate and use the basic functions and store preferences.
To help us determine how visitors interact with our website to improve the user experience.
To help us offer and evaluate relevant content and interesting and appropriate advertisement.
Opening Encyclopaedia 2026 CHESSBASE
Contents
1 Latest Trends
1.1 Latest Trends – Italian
1.2 Latest Trends – Petroff
1.3 Latest Trends – Sicilian
1.4 Latest Trends – Caro-Kann
1.5 Latest Trends – French
1.6 Latest Trends – Queens Gambit
1.7 Latest Trends – Catalan
1.8 Latest Trends – Nimzo
1.9 Latest Trends – KID
2 Open Games 1.e4 e5
2.1 Open Spanish – 9.Nbd2 Nc5 10.c3 Be7
2.2 Ruy Lopez Delayed Exchange – 7.Re1
2.3 Ruy Lopez – Anti-Berlin – 4.d3 Bc5 5.Bxc6 dxc6 6.Nbd2 Be6
2.4 Ruy Lopez – 3...a6 4.Ba4 Nge7
2.5 Ruy Lopez – 3...a6 4.Ba4 Nge7 5.c3 f6
2.6 Ruy Lopez – Delayed Jänisch Gambit
2.7 Italian – 4.c3 Nf6 5.d3 h6
2.8 Two Knights Game – 4.Ng5 d5 5.exd5 Na5
2.9 Two Knights Game Ulvestad Variation – 4.Ng5 d5 5.exd5 b5!?
2.10 Scotch Game Mieses – 7.Qe2 Nd5 8.g3
2.11 Petroff – 3.Nxe5 Nxe4
2.12 Petroff – 6.Bd3 Bd6 7.0-0 0-0 8.c4 c6
2.13 Petroff – 3.Nxe5 / 6.Bd3 Be7 7.0–0 Bf5
2.14 Petroff – 3.Nxe5 / 9.Qc2
2.15 King's Gambit – How Spassky played it
3 Semi-Open Games (Part 1): Sicilian 1.e4 c5
3.1 Sicilian Najdorf – 6.h3 e6 7.g4 d5
3.2 Sicilian Najdorf – 6.f3 e5 7.Nb3 Be6
3.3 Sicilian Najdorf – 6.Bc4 e6 7.Bb3 Nbd7
3.4 Sicilian Najdorf – 6.Bd3 (Part I sidelines)
3.5 Sicilian Najdorf – 6.Bd3 (Part II 6…e5)
3.6 Sicilian Najdorf – 6.h3 e5 7.Nb3
3.7 Sicilian Najdorf – 5.Nc3 e5 6.Bb5+
3.8 Sicilian Najdorf – 6.Be3 e5 7.Nb3 Be7
3.9 Sicilian Najdorf – 6.Be3 e5 7.Nb3 Be6
3.10 Sicilian Najdorf – 6.f4
3.11 Classical Sicilian – 6.Nd5
3.12 Sicilian Taimanov – 5.Nc3 Qc7 6. Be3 a6 7.Qf3
3.13 Sicilian Dragon – 5.Nc3 g6 6.Be3 Nc6 7.f3 h5!?
3.14 Sicilian Kalashnikov – 7.Na3 Be6 8.Nc4 Rb8
3.15 Sicilian Rossolimo – 3...Nf6
3.16 Sicilian O'Kelly Variation – 1.e4 c5 2.Nf3 a6 3.c4
3.17 Closed Sicilian
3.18 Sicilian – 2...e6 … 4.Qxd4 Nc6 5.Qe3
4 Semi-Open Games (Part 2): French/Caro-Kann/Alekhine
4.1 French Advance – 5…Bd7 and 6…Nge7
4.2 French Advance – 4.c3 Nc6 5.Nf3 Qb6 6.Na3
4.3 French Advance – 5...Qb6
4.4 Classical French – double pawn sacrifice
4.5 Caro-Kann – 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6 exf6
4.6 Caro-Kann Advance – 4.Nf3 cxd4 5.Qxd4 Nc6 6.Qf4 f6!?
4.7 Caro-Kann – 3.Nd2 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.N1e2
4.8 Caro-Kann – 1.e4 c6 2.Nf3 d5 3.d3
4.9 Alekhine Defence Voronezh
5 Closed Games after 1.d4
5.1 Slav – 4.Nc3 dxc4 5.a4 Bf5 6.Ne5
5.2 Slav – pawn sacrifice 7.Na2 Nxe4 8.Bxc4
5.3 Slav Defence Marshall Gambit
5.4 Slav Exchange
5.5 Queen's Gambit Anti-Meran Variation – 6.Qc2 Bd6 7.e4
5.6 Semi-Tarrasch 1
5.7 Semi-Tarrasch 2
5.8 Queen's Gambit Semi-Tarrasch – 5.cxd5 Nxd5 … 10.Qxd2 0-0
5.9 Anti-Queen's Gambit 3...h6
5.10 Queen's Gambit Exchange – 4.cxd5 exd5 5.f3
5.11 Queen's Gambit Declined Exchange – 7...Bg4
5.12 Queen's Gambit Declined with 4...Nbd7
5.13 Queen's Gambit Ragozin – 5.cxd5 exd5 6.Bf4 Ne4 7.Rc1 Nc6 8.h4
5.14 Queen's Pawn Opening – 1.d4 Nf6 2.Nf3 d5 3.e3 c5 4.Be2
5.15 Catalan – 6…dxc4 7.Qc2
5.16 Catalan – 4...dxc4 5.Bg2 c5 6.0-0 Nc6 7.Ne5
5.17 Catalan with 6...dxc4 7.h4
5.18 Catalan – 5...dxc4 6.Bg2 b5 7.Ne5
5.19 London System – 1.d4 d5 2.Nf3 Nf6 3.Bf4 e6 4.e3 Bd6
5.20 London System – 5...cxd4 6.exd4 Bf5
5.21 Anti-London System – 5...Nh5
6 Semi-Closed Games after 1.d4
6.1 King's Indian – 6...Na6
6.2 King's Indian Fianchetto – 6.Nf3 Nbd7 7.0-0 e5
6.3 King's Indian Fianchetto
6.4 Classical King's Indian with 7...Nbd7
6.5 King's Indian – 3.g3 c5 4.Nf3 cxd4 5.Nxd4 Qc7
6.6 King's Indian – 5.Nf3 0-0 6.Be2 Bg4
6.7 3.h4 against the Gruenfeld – 1.d4 Nf6 2.c4 g6 3.h4!?
6.8 Bogo-Indian – 4.Nbd2 d5 5.Qa4
6.9 Bogo Indian – 4.Nbd2 b6 5.g3 Bb7 6.Bg2 d5
6.10 Queen's Indian – 4.g3 Ba6 5.b3 b5 6.cxb5 Bxb5
6.11 Nimzo-Indian – 4.e3 b6 5.Nge2 Ba6
6.12 Nimzo-Indian – Rubinstein 4.e3 b6
6.13 Nimzo-Indian with 4.f3
6.14 Nimzo-Indian Rubinstein – 4.e3 0-0 5.Bd2
6.15 Czech Benoni – 5…h5
6.16 Englund Gambit – 1.d4 e5 2.dxe5 Nc6 3.Nf3 d5/d6
7 Reti and English Opening
7.1 Reti Opening with 6.b3
7.2 Reti – 1.c4 e6 2.Nf3 d5 3.g3 d4
7.3 Symmetrical English – 4.d4 cxd4 5.Nxd4 e6 6.Bf4
7.4 Symmetrical English – 4.d4 cxd4 5.Nxd4 e6 6.g3
7.5 Symmetrical English
7.6 English with 6.h4
7.7 English - 1.c4 e5 2.Nc3 Nf6 3.e3 Nc6 4.Qb3
7.8 English – „The Indian Gambit“ – 1.c4 e5 2.Nc3 Nf6 3.Nf3 e4 4.Ng5 c6!?
7.9 English – 1.c4 e5 2.g3 c6 3.Nf3 e4 4.Nd4
7.10 English Four Knights – 1.c4 Nf6 2.Nc3 e5 3.Nf3 Nc6 4.e4 Bc5
7.11 English – Flohr-Mikenas System – 1.c4 Nf6 2.Nc3 e6 3.e4 d5
Contents

Opening Encyclopaedia 2026

Queen's Indian – 4.g3 Ba6 5.b3 b5 6.cxb5 Bxb5

Get the full book
Buy now for 169.90€ Enter Serialnumber
Already bought this book? Log in
← Bogo Indian – 4.Nbd2 b6 5.g3 Bb7 6.Bg2 d5
Nimzo-Indian – 4.e3 b6 5.Nge2 Ba6 →
Contents
1 Latest Trends
1.1 Latest Trends – Italian
1.2 Latest Trends – Petroff
1.3 Latest Trends – Sicilian
1.4 Latest Trends – Caro-Kann
1.5 Latest Trends – French
1.6 Latest Trends – Queens Gambit
1.7 Latest Trends – Catalan
1.8 Latest Trends – Nimzo
1.9 Latest Trends – KID
2 Open Games 1.e4 e5
2.1 Open Spanish – 9.Nbd2 Nc5 10.c3 Be7
2.2 Ruy Lopez Delayed Exchange – 7.Re1
2.3 Ruy Lopez – Anti-Berlin – 4.d3 Bc5 5.Bxc6 dxc6 6.Nbd2 Be6
2.4 Ruy Lopez – 3...a6 4.Ba4 Nge7
2.5 Ruy Lopez – 3...a6 4.Ba4 Nge7 5.c3 f6
2.6 Ruy Lopez – Delayed Jänisch Gambit
2.7 Italian – 4.c3 Nf6 5.d3 h6
2.8 Two Knights Game – 4.Ng5 d5 5.exd5 Na5
2.9 Two Knights Game Ulvestad Variation – 4.Ng5 d5 5.exd5 b5!?
2.10 Scotch Game Mieses – 7.Qe2 Nd5 8.g3
2.11 Petroff – 3.Nxe5 Nxe4
2.12 Petroff – 6.Bd3 Bd6 7.0-0 0-0 8.c4 c6
2.13 Petroff – 3.Nxe5 / 6.Bd3 Be7 7.0–0 Bf5
2.14 Petroff – 3.Nxe5 / 9.Qc2
2.15 King's Gambit – How Spassky played it
3 Semi-Open Games (Part 1): Sicilian 1.e4 c5
3.1 Sicilian Najdorf – 6.h3 e6 7.g4 d5
3.2 Sicilian Najdorf – 6.f3 e5 7.Nb3 Be6
3.3 Sicilian Najdorf – 6.Bc4 e6 7.Bb3 Nbd7
3.4 Sicilian Najdorf – 6.Bd3 (Part I sidelines)
3.5 Sicilian Najdorf – 6.Bd3 (Part II 6…e5)
3.6 Sicilian Najdorf – 6.h3 e5 7.Nb3
3.7 Sicilian Najdorf – 5.Nc3 e5 6.Bb5+
3.8 Sicilian Najdorf – 6.Be3 e5 7.Nb3 Be7
3.9 Sicilian Najdorf – 6.Be3 e5 7.Nb3 Be6
3.10 Sicilian Najdorf – 6.f4
3.11 Classical Sicilian – 6.Nd5
3.12 Sicilian Taimanov – 5.Nc3 Qc7 6. Be3 a6 7.Qf3
3.13 Sicilian Dragon – 5.Nc3 g6 6.Be3 Nc6 7.f3 h5!?
3.14 Sicilian Kalashnikov – 7.Na3 Be6 8.Nc4 Rb8
3.15 Sicilian Rossolimo – 3...Nf6
3.16 Sicilian O'Kelly Variation – 1.e4 c5 2.Nf3 a6 3.c4
3.17 Closed Sicilian
3.18 Sicilian – 2...e6 … 4.Qxd4 Nc6 5.Qe3
4 Semi-Open Games (Part 2): French/Caro-Kann/Alekhine
4.1 French Advance – 5…Bd7 and 6…Nge7
4.2 French Advance – 4.c3 Nc6 5.Nf3 Qb6 6.Na3
4.3 French Advance – 5...Qb6
4.4 Classical French – double pawn sacrifice
4.5 Caro-Kann – 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6 exf6
4.6 Caro-Kann Advance – 4.Nf3 cxd4 5.Qxd4 Nc6 6.Qf4 f6!?
4.7 Caro-Kann – 3.Nd2 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.N1e2
4.8 Caro-Kann – 1.e4 c6 2.Nf3 d5 3.d3
4.9 Alekhine Defence Voronezh
5 Closed Games after 1.d4
5.1 Slav – 4.Nc3 dxc4 5.a4 Bf5 6.Ne5
5.2 Slav – pawn sacrifice 7.Na2 Nxe4 8.Bxc4
5.3 Slav Defence Marshall Gambit
5.4 Slav Exchange
5.5 Queen's Gambit Anti-Meran Variation – 6.Qc2 Bd6 7.e4
5.6 Semi-Tarrasch 1
5.7 Semi-Tarrasch 2
5.8 Queen's Gambit Semi-Tarrasch – 5.cxd5 Nxd5 … 10.Qxd2 0-0
5.9 Anti-Queen's Gambit 3...h6
5.10 Queen's Gambit Exchange – 4.cxd5 exd5 5.f3
5.11 Queen's Gambit Declined Exchange – 7...Bg4
5.12 Queen's Gambit Declined with 4...Nbd7
5.13 Queen's Gambit Ragozin – 5.cxd5 exd5 6.Bf4 Ne4 7.Rc1 Nc6 8.h4
5.14 Queen's Pawn Opening – 1.d4 Nf6 2.Nf3 d5 3.e3 c5 4.Be2
5.15 Catalan – 6…dxc4 7.Qc2
5.16 Catalan – 4...dxc4 5.Bg2 c5 6.0-0 Nc6 7.Ne5
5.17 Catalan with 6...dxc4 7.h4
5.18 Catalan – 5...dxc4 6.Bg2 b5 7.Ne5
5.19 London System – 1.d4 d5 2.Nf3 Nf6 3.Bf4 e6 4.e3 Bd6
5.20 London System – 5...cxd4 6.exd4 Bf5
5.21 Anti-London System – 5...Nh5
6 Semi-Closed Games after 1.d4
6.1 King's Indian – 6...Na6
6.2 King's Indian Fianchetto – 6.Nf3 Nbd7 7.0-0 e5
6.3 King's Indian Fianchetto
6.4 Classical King's Indian with 7...Nbd7
6.5 King's Indian – 3.g3 c5 4.Nf3 cxd4 5.Nxd4 Qc7
6.6 King's Indian – 5.Nf3 0-0 6.Be2 Bg4
6.7 3.h4 against the Gruenfeld – 1.d4 Nf6 2.c4 g6 3.h4!?
6.8 Bogo-Indian – 4.Nbd2 d5 5.Qa4
6.9 Bogo Indian – 4.Nbd2 b6 5.g3 Bb7 6.Bg2 d5
6.10 Queen's Indian – 4.g3 Ba6 5.b3 b5 6.cxb5 Bxb5
6.11 Nimzo-Indian – 4.e3 b6 5.Nge2 Ba6
6.12 Nimzo-Indian – Rubinstein 4.e3 b6
6.13 Nimzo-Indian with 4.f3
6.14 Nimzo-Indian Rubinstein – 4.e3 0-0 5.Bd2
6.15 Czech Benoni – 5…h5
6.16 Englund Gambit – 1.d4 e5 2.dxe5 Nc6 3.Nf3 d5/d6
7 Reti and English Opening
7.1 Reti Opening with 6.b3
7.2 Reti – 1.c4 e6 2.Nf3 d5 3.g3 d4
7.3 Symmetrical English – 4.d4 cxd4 5.Nxd4 e6 6.Bf4
7.4 Symmetrical English – 4.d4 cxd4 5.Nxd4 e6 6.g3
7.5 Symmetrical English
7.6 English with 6.h4
7.7 English - 1.c4 e5 2.Nc3 Nf6 3.e3 Nc6 4.Qb3
7.8 English – „The Indian Gambit“ – 1.c4 e5 2.Nc3 Nf6 3.Nf3 e4 4.Ng5 c6!?
7.9 English – 1.c4 e5 2.g3 c6 3.Nf3 e4 4.Nd4
7.10 English Four Knights – 1.c4 Nf6 2.Nc3 e5 3.Nf3 Nc6 4.e4 Bc5
7.11 English – Flohr-Mikenas System – 1.c4 Nf6 2.Nc3 e6 3.e4 d5
Privacy policy | Imprint | Contact | Cookie settings
©2026 ChessBase GmbH | Osterbekstraße 90a | 22083 Hamburg | Germany