This is an HTML version of the ECO database that is distributed with GNU Chess.
If you have any comments, please mail me at amos@banana.easynet.co.uk.
| Amar opening (A00) Nh3 | Na3 Durkin's attack (A00) |
| Anderssen's opening (A00) a3 | Nc3 Dunst opening (A00) |
| Anti-Borg opening (A00) h4 | Nf3 R\'eti opening (A04) |
| Benko's opening (A00) g3 | Nh3 Amar opening (A00) |
| Bird's opening (A02) f4 | a3 Anderssen's opening (A00) |
| Clemenz opening (A00) h3 | a4 Ware opening (A00) |
| Dunst opening (A00) Nc3 | b3 Nimzovich-Larsen attack (A01) |
| Durkin's attack (A00) Na3 | b4 Polish opening (A00) |
| English opening (A10) c4 | c3 Saragossa opening (A00) |
| Gedult's opening (A00) f3 | c4 English opening (A10) |
| Grob's attack (A00) g4 | d3 Mieses opening (A00) |
| King's pawn opening (B00) e4 | d4 Queen's pawn (A40) |
| Mieses opening (A00) d3 | e3 Van't Kruijs opening (A00) |
| Nimzovich-Larsen attack (A01) b3 | e4 King's pawn opening (B00) |
| Polish opening (A00) b4 | f3 Gedult's opening (A00) |
| Queen's pawn (A40) d4 | f4 Bird's opening (A02) |
| R\'eti opening (A04) Nf3 | g3 Benko's opening (A00) |
| Saragossa opening (A00) c3 | g4 Grob's attack (A00) |
| Van't Kruijs opening (A00) e3 | h3 Clemenz opening (A00) |
| Ware opening (A00) a4 | h4 Anti-Borg opening (A00) |