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. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3
◀ Undo move
Matching openings 9
- Catalan Opening: Open Defense E04 3 plies deeper
- Catalan Opening: Open Defense, Classical Line E05 5 plies deeper
- Catalan Opening: Closed, Main Line E09 8 plies deeper
- Catalan Opening: Closed E06 9 plies deeper
- Catalan Opening: Closed Variation, Traditional Variation E09 9 plies deeper
- Catalan Opening: Closed, Main Line E09 11 plies deeper
- Bogo-Indian Defense: Retreat Variation E11 12 plies deeper
- Bogo-Indian Defense: Retreat Variation E11 13 plies deeper
- Catalan Opening: Closed, Main Line E09 16 plies deeper
3810 catalogued lines in total · openings encyclopedia