♞ Chess1

Chess Openings

3810 ECO lines with main-line moves and diagrams. Start with the flagship families, or browse by volume.

Flagship openings

Sicilian Defense B20
2 plies in the main line
French Defense C00
2 plies in the main line
English Opening A10
1 plies in the main line
Caro-Kann Defense B10
2 plies in the main line
Queen's Pawn Game A40
1 plies in the main line
Queen's Pawn Game A41
2 plies in the main line
Queen's Pawn Game D00
2 plies in the main line
Dutch Defense A80
2 plies in the main line
Alekhine Defense B02
2 plies in the main line
Indian Defense A45
2 plies in the main line
Zukertort Opening A04
1 plies in the main line
Zukertort Opening A05
2 plies in the main line
Zukertort Opening A06
2 plies in the main line
Scandinavian Defense B01
2 plies in the main line
Réti Opening A09
3 plies in the main line
Nimzowitsch Defense B00
2 plies in the main line
Modern Defense B06
2 plies in the main line
King's Pawn Game B00
1 plies in the main line
King's Pawn Game C20
2 plies in the main line
Van Geet Opening A00
1 plies in the main line
Bird Opening A02
1 plies in the main line
Pirc Defense B00
2 plies in the main line
Polish Opening A00
1 plies in the main line
King's Indian Attack A07
3 plies in the main line

All lines by ECO volume

A — Flank openings (817)B — Semi-open games (772)C — Open games & French (1250)D — Closed & semi-closed (614)E — Indian defenses (357)

C — Open games & French

NameECOMoves
French Defense: Winawer Variation, Advance Variation, Smyslov VariationC1914
French Defense: Winawer Variation, Positional VariationC1915
French Defense: Winawer Variation, Positional VariationC1917
French Defense: Winawer Variation, Positional VariationC1918
French Defense: Winawer Variation, Positional VariationC1917
French Defense: Winawer Variation, Positional VariationC1918
French Defense: Winawer Variation, Positional VariationC1918
French Defense: Winawer Variation, Positional VariationC1913
French Defense: Winawer Variation, Positional VariationC1914
French Defense: Winawer Variation, Positional VariationC1914
French Defense: Winawer Variation, Positional VariationC1915
French Defense: Winawer Variation, Positional VariationC1915
French Defense: Winawer Variation, Positional VariationC1916
Barnes Opening: WalkerlingC205
Bongcloud AttackC203
Center GameC203
English Opening: The WhaleC203
King's Pawn GameC202
King's Pawn Game: Alapin OpeningC203
King's Pawn Game: Bavarian GambitC204
King's Pawn Game: Beyer GambitC204
King's Pawn Game: Clam Variation, King's Gambit ReversedC204
King's Pawn Game: Clam Variation, Radisch GambitC206
King's Pawn Game: King's Head OpeningC203
King's Pawn Game: King's Head OpeningC205
King's Pawn Game: Leonardis VariationC203
King's Pawn Game: MacLeod AttackC203
King's Pawn Game: MacLeod Attack, Lasa GambitC204
King's Pawn Game: MacLeod Attack, Norwalde GambitC206
King's Pawn Game: Mengarini's OpeningC203
King's Pawn Game: Napoleon AttackC203
King's Pawn Game: Philidor GambitC206
King's Pawn Game: Tortoise OpeningC203
King's Pawn Game: Wayward Queen AttackC203
King's Pawn Game: Wayward Queen Attack, Kiddie CountergambitC204
King's Pawn Game: Wayward Queen Attack, Mellon GambitC2012
King's Pawn Game: Weber GambitC208
King's Pawn OpeningC203
King's Pawn Opening: SpeersC205
King's Pawn Opening: Van Hooydoon GambitC2012
Portuguese OpeningC203
Portuguese Opening: Miguel GambitC205
Portuguese Opening: Portuguese GambitC205
Center GameC215
Center Game AcceptedC214
Center Game: Halasz-McDonnell GambitC215
Center Game: Halasz-McDonnell Gambit, Crocodile VariationC219
Center Game: Kieseritzky VariationC215
Center Game: Kieseritzky VariationC216
Center Game: Kieseritzky VariationC217
Center Game: Lanc-Arnold GambitC217
Center Game: Lanc-Arnold Gambit, Schippler GambitC219
Center Game: Ross GambitC215
Center Game: von der Lasa GambitC215
Danish GambitC215
Danish Gambit AcceptedC216
Danish Gambit Accepted: Chigorin DefenseC2110
Danish Gambit Accepted: Classical DefenseC2110
Danish Gambit Accepted: Copenhagen DefenseC2110
Danish Gambit Accepted: Schlechter DefenseC2110
Danish Gambit Accepted: Svenonius DefenseC216
Danish Gambit Declined: Sörensen DefenseC216
Center Game: Berger VariationC228
Center Game: Charousek VariationC2210
Center Game: Hall VariationC227
Center Game: Kupreichik VariationC2217
Center Game: Normal VariationC226
Center Game: Paulsen Attack VariationC227
Center Game: l'Hermet VariationC228
Bishop's OpeningC233
Bishop's Opening: Anderssen GambitC236
Bishop's Opening: Boi VariationC234
Bishop's Opening: Calabrese CountergambitC234
Bishop's Opening: Calabrese Countergambit, Jaenisch VariationC235
Bishop's Opening: Four Pawns GambitC2317
Bishop's Opening: Khan GambitC234
Bishop's Opening: Lewis CountergambitC236
Bishop's Opening: Lewis CountergambitC238
Bishop's Opening: Lewis Countergambit, Walker VariationC239
Bishop's Opening: Lewis GambitC235
Bishop's Opening: Lisitsyn VariationC2315
Bishop's Opening: Lopez GambitC239
Bishop's Opening: Lopez VariationC235
Bishop's Opening: Lopez Variation, Lopez GambitC237
Bishop's Opening: McDonnell GambitC235
Bishop's Opening: McDonnell Gambit, La Bourdonnais-Denker GambitC237
Bishop's Opening: McDonnell Gambit, McDonnell Double GambitC237
Bishop's Opening: Philidor CounterattackC234
Bishop's Opening: Philidor VariationC235
Bishop's Opening: Pratt VariationC2314
Bishop's Opening: Stein GambitC235
Bishop's Opening: Thorold GambitC236
Bishop's Opening: del Rio VariationC236
Bishop's Opening: Berlin DefenseC244
Bishop's Opening: Berlin Defense, Greco GambitC245
Bishop's Opening: Kitchener FollyC248
Bishop's Opening: Krejcik GambitC249
Bishop's Opening: Pachman GambitC247
Bishop's Opening: Paulsen DefenseC246
Bishop's Opening: Ponziani GambitC245

← Previous · Page 3 of 13 · Next →

Browse by category

Family pages group related lines: the family head with a diagram, main continuations and every catalogued variation.

Volume A Volume B Volume C Volume D Volume E Gambits Defenses