Opening explorer

Walk any move order through the catalog: pick a book continuation and watch the board, or open the matching ECO lines on the side. Move orders, not transpositions — exactly the paths over the board. Prefer the family trees? Every opening page has one.

1. e4 e6 ◀ Undo move

♞ You have reached French Defense C00 — the catalogued line ends exactly here.

Book continuations

d4 190 Nf3 4 d3 4 Nc3 3 b3 2 b4 2 c4 2 f4 2 Bb5 1 Qe2 1 e5 1 g3 1

Matching openings 214

French Defense: Banzai-Leong Gambit C00 1 ply deeper
French Defense: Bird Invitation C00 1 ply deeper
French Defense: Chigorin Variation C00 1 ply deeper
French Defense: Horwitz Attack C00 1 ply deeper
French Defense: King's Indian Attack C00 1 ply deeper
French Defense: Knight Variation C00 1 ply deeper
French Defense: La Bourdonnais Variation C00 1 ply deeper
French Defense: Normal Variation C00 1 ply deeper
French Defense: Queen's Knight C00 1 ply deeper
French Defense: Réti-Spielmann Attack C00 1 ply deeper
French Defense: Steiner Variation C00 1 ply deeper
French Defense: Steinitz Attack C00 1 ply deeper

…and 202 more lines run through this position — keep making moves to narrow it down.

3810 catalogued lines in total · openings encyclopedia