ECO volume C — Open games & French

Volume C of the Encyclopaedia of Chess Openings spans ECO codes C00–C99 — open games & french.

This encyclopedia catalogues 35 opening families and 1473 variation lines in the volume. Each family page lists every line with a diagram of the family head.

Ruy Lopez
235 lines · ECO C60–C99

French Defense
212 lines · ECO C00–C19

Italian Game
187 lines · ECO C50–C59

English Opening
175 lines · ECO A10–C20

King's Gambit Accepted
137 lines · ECO C33–C39

King's Gambit Declined
53 lines · ECO C30–C32

Scotch Game
53 lines · ECO C44–C45

Petrov's Defense
50 lines · ECO C42–C43

Four Knights Game
49 lines · ECO C47–C50

Philidor Defense
44 lines · ECO C41–C41

Bishop's Opening
41 lines · ECO C23–C43

Vienna Game
41 lines · ECO C25–C29

King's Pawn Game
38 lines · ECO B00–C44

Van Geet Opening
33 lines · ECO A00–C31

Center Game
18 lines · ECO C20–C22

Latvian Gambit
17 lines · ECO C40–C44

Ponziani Opening
16 lines · ECO C44–C44

Vienna Gambit
15 lines · ECO C25–C25

Rat Defense
11 lines · ECO A41–C00

Latvian Gambit Accepted
9 lines · ECO C40–C40

Barnes Opening
6 lines · ECO A00–C20

Danish Gambit Accepted
6 lines · ECO C21–C21

Three Knights Opening
6 lines · ECO C46–C46

Elephant Gambit
4 lines · ECO C40–C40

King's Knight Opening
3 lines · ECO C40–C44

King's Pawn Opening
3 lines · ECO C20–C20

Portuguese Opening
3 lines · ECO C20–C20

Bongcloud Attack
1 lines · ECO C20–C20

Center Game Accepted
1 lines · ECO C21–C21

Danish Gambit
1 lines · ECO C21–C21

Danish Gambit Declined
1 lines · ECO C21–C21

Dresden Opening
1 lines · ECO C44–C44

Gunderam Defense
1 lines · ECO C40–C40

Irish Gambit
1 lines · ECO C44–C44

King's Gambit
1 lines · ECO C30–C30