Opening Explorer
ECO stands for Encyclopedia of Chess Openings. Codes group related openings from A00 to E99. Opening names and moves come from a frozen snapshot of the public-domainlichess-org/chess-openings list.
ECO stands for Encyclopedia of Chess Openings. Codes group related openings from A00 to E99. Opening names and moves come from a frozen snapshot of the public-domainlichess-org/chess-openings list.