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 e5 2. Bc4 Nf6 3. d4 ◀ Undo move

♞ You have reached Bishop's Opening: Ponziani Gambit C24 — the catalogued line ends exactly here.

Book continuations

exd4 4

Matching openings 5

Bishop's Opening: Warsaw Gambit C24 2 plies deeper
Bishop's Opening: Urusov Gambit C43 2 plies deeper
Bishop's Opening: Urusov Gambit, Keidansky Gambit C43 4 plies deeper
Bishop's Opening: Urusov Gambit, Panov Variation C24 7 plies deeper

…and 1 more lines run through this position — keep making moves to narrow it down.

3810 catalogued lines in total · openings encyclopedia