Reference
Chess Openings A–Z
3733 named chess openings from the lichess opening catalogue — every line with its ECO code, move order, and a diagram, plus free practice against Stockfish in your browser.
Browse by ECO volume
- ECO A — Flank openings (1.c4, 1.Nf3, irregular)
- ECO B — Semi-open games (Sicilian, Caro-Kann, …)
- ECO C — Open games & French (1.e4 e5, 1.e4 e6)
- ECO D — Closed & semi-closed games (1.d4 d5, Grünfeld)
- ECO E — Indian defenses (Nimzo, King’s Indian, …)
Major opening families
- Sicilian Defense (385)
- Ruy Lopez (234)
- French Defense (211)
- Italian Game (184)
- Queen's Gambit Declined (171)
- English Opening (166)
- King's Gambit Accepted (137)
- King's Indian Defense (119)
- Caro-Kann Defense (107)
- Nimzo-Indian Defense (98)
- Queen's Pawn Game (70)
- Dutch Defense (68)
- Semi-Slav Defense (68)
- Benoni Defense (61)
- Grünfeld Defense (59)
- Alekhine Defense (56)
- Indian Defense (53)
- King's Gambit Declined (53)
- Scotch Game (53)
- Queen's Indian Defense (53)
- Slav Defense (52)
- Queen's Gambit Accepted (51)
- Petrov's Defense (50)
- Four Knights Game (48)
- Zukertort Opening (47)
- Scandinavian Defense (45)
- Philidor Defense (44)
- Réti Opening (43)
- Nimzowitsch Defense (43)
- Bishop's Opening (41)
- Vienna Game (41)
- Modern Defense (39)
- King's Pawn Game (38)
- Pterodactyl Defense (34)
- Van Geet Opening (33)
- Catalan Opening (30)
- Bird Opening (28)
- Pirc Defense (28)
- Tarrasch Defense (26)
- Polish Opening (25)
- Blackmar-Diemer Gambit Accepted (22)
- Bogo-Indian Defense (21)
- Grob Opening (20)
- Hungarian Opening (20)
- King's Indian Attack (20)
- Nimzo-Larsen Attack (18)
- Center Game (18)
- Blackmar-Diemer Gambit (18)
- Latvian Gambit (17)
- Ponziani Opening (16)
- Vienna Gambit, with Max Lange Defense (15)
- Neo-Grünfeld Defense (15)
- Old Indian Defense (14)
- Queen's Indian Defense, with e3 (14)
- Rat Defense (11)
- Trompowsky Attack (10)
- Benko Gambit Accepted (10)
- Kádas Opening (9)
- Englund Gambit (9)
- Latvian Gambit Accepted (9)