Opening explorer
3,865 named lines in 150 families. Search by name, ECO code or moves, then practice any line until you know it cold.
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Sicilian Defense
1.e4 c5
400 variations
Ruy Lopez
1.e4 e5 2.Nf3 Nc6 3.Bb5
235 variations
Italian Game
1.e4 e5 2.Nf3 Nc6 3.Bc4
187 variations
French Defense
1.e4 e6
211 variations
Caro-Kann Defense
1.e4 c6
110 variations
Queen's Gambit Declined
1.d4 d5 2.c4 c5
211 variations
King's Indian Defense
1.d4 Nf6 2.c4 g6 3.g3
119 variations
English Opening
1.c4
176 variations
London System
1.d4 Nf6 2.Nf3 g6 3.Bf4
4 variations
Scandinavian Defense
1.e4 d5
45 variations
Nimzo-Indian Defense
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
104 variations
Slav Defense
1.d4 d5 2.c4 c6
52 variations
King’s pawn: 1.e4
- Alekhine Defense 1.e4 Nf6 56
- Barnes Defense 1.e4 f6 1
- Bishop's Opening 1.e4 e5 2.Bc4 41
- Bongcloud Attack 1.e4 e5 2.Ke2 1
- Caro-Kann Defense 1.e4 c6 110
- Carr Defense 1.e4 h6 2
- Center Game 1.e4 e5 2.d4 18
- Center Game Accepted 1.e4 e5 2.d4 exd4 1
- Czech Defense 1.e4 d6 2.d4 Nf6 3.Nc3 c6 1
- Danish Gambit 1.e4 e5 2.d4 exd4 3.c3 1
- Danish Gambit Accepted 1.e4 e5 2.d4 exd4 3.c3 dxc3 6
- Danish Gambit Declined 1.e4 e5 2.d4 exd4 3.c3 d5 1
- Dresden Opening 1.e4 e5 2.Nf3 Nc6 3.c4 Nf6 4.Nxe5 1
- Duras Gambit 1.e4 f5 1
- Elephant Gambit 1.e4 e5 2.Nf3 d5 4
- Four Knights Game 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 49
- French Defense 1.e4 e6 211
- French Defense, Classical, 4. Bg5 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 1
- Fried Fox Defense 1.e4 f6 2.d4 Kf7 1
- Goldsmith Defense 1.e4 h5 2
- Gunderam Defense 1.e4 e5 2.Nf3 Qe7 1
- Hippopotamus Defense 1.e4 Nh6 2
- Irish Gambit 1.e4 e5 2.Nf3 Nc6 3.Nxe5 1
- Italian Game 1.e4 e5 2.Nf3 Nc6 3.Bc4 187
- King's Gambit 1.e4 e5 2.f4 1
- King's Gambit Accepted 1.e4 e5 2.f4 exf4 137
- King's Gambit Declined 1.e4 e5 2.f4 Bc5 53
- King's Knight Opening 1.e4 e5 2.Nf3 3
- King's Pawn Game 1.e4 38
- King's Pawn Opening 1.e4 e5 2.b3 3
- Latvian Gambit 1.e4 e5 2.Nf3 f5 17
- Latvian Gambit Accepted 1.e4 e5 2.Nf3 f5 3.exf5 9
- Lemming Defense 1.e4 Na6 1
- Lion Defense 1.e4 d6 2.d4 Nf6 3.f3 6
- Nimzowitsch Defense 1.e4 Nc6 43
- Owen Defense 1.e4 b6 8
- Petrov's Defense 1.e4 e5 2.Nf3 Nf6 50
- Philidor Defense 1.e4 e5 2.Nf3 d6 44
- Pirc Defense 1.e4 d6 28
- Ponziani Opening 1.e4 e5 2.Nf3 Nc6 3.c3 16
- Portuguese Opening 1.e4 e5 2.Bb5 3
- Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 235
- Scandinavian Defense 1.e4 d5 45
- Scotch Game 1.e4 e5 2.Nf3 Nc6 3.d4 53
- Sicilian Defense 1.e4 c5 400
- St. George Defense 1.e4 a6 4
- Three Knights Opening 1.e4 e5 2.Nf3 Nc6 3.Nc3 6
- Vienna Gambit, with Max Lange Defense 1.e4 e5 2.Nc3 Nc6 3.f4 15
- Vienna Game 1.e4 e5 2.Nc3 41
- Ware Defense 1.e4 a5 2
Queen’s pawn: 1.d4
- Amazon Attack 1.d4 d5 2.Qd3 2
- Australian Defense 1.d4 Na6 1
- Basque Opening 1.d4 Nf6 2.b3 1
- Benko Gambit 1.d4 Nf6 2.c4 c5 3.d5 b5 8
- Benko Gambit Accepted 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 10
- Benko Gambit Declined 1.d4 Nf6 2.c4 c5 3.d5 b5 4.Bg5 6
- Benoni Defense 1.d4 c5 66
- Blackmar-Diemer Gambit 1.d4 d5 2.e4 18
- Blackmar-Diemer Gambit Accepted 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 22
- Blackmar-Diemer Gambit Declined 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 c5 9
- Blumenfeld Countergambit 1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.d5 b5 3
- Blumenfeld Countergambit Accepted 1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.d5 b5 5.dxe6 fxe6 6.cxb5 d5 1
- Bogo-Indian Defense 1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 21
- Borg Defense 1.d4 g5 5
- Canard Opening 1.d4 Nf6 2.f4 1
- Catalan Opening 1.d4 Nf6 2.c4 e6 3.g3 32
- Döry Defense 1.d4 Nf6 2.Nf3 Ne4 1
- Dutch Defense 1.d4 f5 69
- East Indian Defense 1.d4 Nf6 2.Nf3 g6 1
- English Defense 1.d4 b6 7
- Englund Gambit 1.d4 e5 9
- Englund Gambit Declined 1.d4 e5 2.d5 7
- Grünfeld Defense 1.d4 Nf6 2.c4 g6 3.Nc3 d5 59
- Horwitz Defense 1.d4 e6 2
- Indian Defense 1.d4 Nf6 53
- Kangaroo Defense 1.d4 e6 2.c4 Bb4+ 2
- King's Indian Defense 1.d4 Nf6 2.c4 g6 3.g3 119
- London System 1.d4 Nf6 2.Nf3 g6 3.Bf4 4
- London System, with Bd3 1.d4 Nf6 2.Nf3 g6 3.Bf4 Bg7 4.e3 d6 5.Bd3 1
- London System, with Be2 1.d4 Nf6 2.Nf3 g6 3.Bf4 Bg7 4.e3 d6 5.Be2 3
- Marienbad System 1.d4 Nf6 2.Nf3 b6 3.g3 Bb7 4.Bg2 c5 2
- Mexican Defense 1.d4 Nf6 2.c4 Nc6 2
- Mikenas Defense 1.d4 Nc6 4
- Montevideo Defense 1.d4 Nc6 2.d5 Nb8 1
- Neo-Grünfeld Defense 1.d4 Nf6 2.c4 g6 3.f3 d5 25
- Nimzo-Indian Defense 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 104
- Old Indian Defense 1.d4 d6 2.c4 14
- Paleface Attack 1.d4 Nf6 2.f3 1
- Polish Defense 1.d4 b5 2
- Pseudo Queen's Indian Defense 1.d4 Nf6 2.Nf3 b6 2
- Pterodactyl Defense 1.d4 g6 2.c4 Bg7 3.Nc3 c5 4.e3 33
- Queen's Gambit 1.d4 d5 2.c4 1
- Queen's Gambit Accepted 1.d4 d5 2.c4 dxc4 63
- Queen's Gambit Declined 1.d4 d5 2.c4 c5 211
- Queen's Indian Accelerated 1.d4 Nf6 2.c4 b6 1
- Queen's Indian Defense 1.d4 Nf6 2.c4 e6 3.Nf3 b6 58
- Queen's Indian Defense, with e3 1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.e3 b6 5.Nc3 Bb7 14
- Queen's Indian Defense, with e3, Bb4+ Line 1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Nbd2 b6 5.e3 Bb7 1
- Queen's Pawn Game 1.d4 82
- Queen's Pawn, Mengarini Attack 1.d4 Nf6 2.c4 g6 3.Qc2 1
- Rapport-Jobava System 1.d4 d5 2.Nc3 Nf6 3.Bf4 3
- Rapport-Jobava System, with e6 1.d4 d5 2.Nc3 e6 3.Bf4 1
- Rat Defense 1.e4 d6 2.f4 11
- Richter-Veresov Attack 1.d4 Nf6 2.Nc3 d5 3.Bg5 8
- Robatsch Defense 1.d4 d6 2.Nf3 g6 3.c4 Bg7 4.e4 Bg4 1
- Rubinstein Opening 1.d4 Nf6 2.Nf3 e6 3.e3 c5 4.Bd3 d5 5.b3 6
- Semi-Slav Defense 1.d4 d5 2.c4 e6 3.Nc3 c6 72
- Semi-Slav Defense Accepted 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 e6 5.Bg5 dxc4 1
- Slav Defense 1.d4 d5 2.c4 c6 52
- Slav Indian 1.d4 Nf6 2.c4 c6 2
- Tarrasch Defense 1.d4 d5 2.c4 e6 3.Nc3 c5 27
- Torre Attack 1.d4 Nf6 2.Nf3 e6 3.Bg5 6
- Trompowsky Attack 1.d4 Nf6 2.Bg5 10
- Vulture Defense 1.d4 Nf6 2.c4 c5 3.d5 Ne4 1
- Wade Defense 1.d4 d6 2.Nf3 Bg4 1
- Yusupov-Rubinstein System 1.d4 Nf6 2.Nf3 e6 3.e3 1
- Zaire Defense 1.d4 Nc6 2.d5 Nb8 3.e4 Nf6 4.e5 Ng8 1
Flank openings: 1.c4, 1.Nf3 and more
- Bird Opening 1.f4 28
- Colle System 1.Nf3 c5 2.e3 g6 3.d4 Bg7 4.dxc5 Qa5+ 3
- English Opening 1.c4 176
- English Orangutan 1.c4 Nf6 2.b4 2
- Hungarian Opening 1.g3 20
- King's Indian Attack 1.Nf3 d5 2.g3 20
- King's Indian Attack, with Bf5 1.Nf3 Nf6 2.g3 d5 3.Bg2 c6 4.O-O Bf5 5
- King's Indian Attack, with e6 1.Nf3 Nf6 2.g3 d5 3.Bg2 e6 2
- Lasker Simul Special 1.g3 h5 1
- Modern Defense 1.e4 g6 39
- Nimzo-Larsen Attack 1.b3 18
- Polish Opening 1.b4 25
- Polish Opening, with d5 1.b4 d5 2
- Réti Opening 1.Nf3 d5 2.c4 43
- Zukertort Defense 1.Nf3 Nh6 2.d4 g6 2
- Zukertort Opening 1.Nf3 47
Unusual first moves
- Amar Opening 1.Nh3 3
- Amsterdam Attack 1.e3 e5 2.c4 d6 3.Nc3 Nc6 4.b3 Nf6 1
- Anderssen's Opening 1.a3 2
- Barnes Opening 1.f3 6
- Clemenz Opening 1.h3 2
- Creepy Crawly Formation 1.h3 d5 2.a3 e5 1
- Formation 1.a3 e5 2.b3 d5 3.c3 Nf6 4.d3 Nc6 5.e3 Bd6 6.f3 O-O 7.g3 2
- Global Opening 1.h3 e5 2.a3 1
- Grob Opening 1.g4 20
- Kádas Opening 1.h4 9
- Mieses Opening 1.d3 4
- Saragossa Opening 1.c3 1
- Sodium Attack 1.Na3 4
- Valencia Opening 1.d3 e5 2.Nd2 1
- Van Geet Opening 1.Nc3 33
- Van't Kruijs Opening 1.e3 5
- Ware Opening 1.a4 7
Opening names from the Lichess chess-openings dataset (CC0).