Overview Chess Categories

Openings for Eco Code A (Without 1. d4 and 1. e4) 

 

Categories

A00

Irregular Openings


A01

Nimzovich


A02-A03

Bird


A04-A09

Réti


A10-A39

English


A40

Irregular Queen’s Pawn


A41-A42

Modern


A43-A44

Old Benoni


A45-A50

Indian


A51-A52

Budapest


A53-A55

Old Indian


A56

Benoni


A57-A59

Benko Gambit


A60-A79

Modern Benoni


A80-A99

Dutch

 

 

 Openings for Eco Code B (1. e4) 

 

B00

Irregular King’s Pawn


B01

Scandinavian Game


B02-B05

Alekhine


B06

Modern and Pterodactyl Defence


B07-B09

Pirc Defence


B10-B19

Caro-Kann


B20-B59

Sicilian part I


B60-B99

Sicilian part II

 

 

 Openings for Eco Code C (1. e4) 

 

C00-C19

French


C20

King’s Pawn


C21-C22

Center Game


C23-C24

Bishop Opening


C25-C28

Vienna Game


C29

Vienna Gambit


C30

King’s Gambit Declined


C31-C32

Falkbeer Counter-Gambit


C33-C39

King’s Gambit Accepted


C40

Irregular King’s Knight


C41

Philidor Defence


C42-C43

Russian Game


C44-C45

King’s Knight/Ponziani/Scotch


C46

Four/Three Knights


C47-C49

Four Knights


C50

Italian Game


C51-C52

Evans Gambit


C53-C54

Giuoco Piano


C55-C59

Two Knights


C60-C99

Spanish: Ruy Lopez

 

 

 Openings for Eco Code D (1. d4) 

D00-D05

Queen’s Pawn


D06-D09

Queen’s Gambit


D10-D19

Slav Defence


D20-D29

Queen’s Gambit Accepted


D30-D69

Queen’s Gambit Declined


D70-D99

Gruenfeld

 

 

 Openings for Eco Code E (1. d4) 

E00-E09

Catalan


E10

Blumenfeld/Irregular Indian


E11

Bogo-Indian


E12-E19

Queen’s Indian


E20-E59

Nimzo-Indian


E60-E99

King’s Indian