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. By default move orders are strict — flip the toggle to group by position and pull in transpositions.
⚖ Grouping by position
Grouping by position: lines that reach this position by a different move order are included too.
1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. e3 b6
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Matching openings 5
- Queen's Indian Defense, with e3 E14 2 plies deeper
- Queen's Indian Defense, with e3 E14 3 plies deeper
- Queen's Gambit Declined: Exchange Variation D35 4 plies deeper
- Queen's Indian Defense, with e3 E14 6 plies deeper
- Queen's Indian Defense, with e3 E14 9 plies deeper
3810 catalogued lines in total · openings encyclopedia