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.
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2
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Book continuations win% from 1.5M rated games
Matching openings 5
- Catalan Opening: Open Defense, Classical Line E05 3 plies deeper
- Catalan Opening: Closed, Main Line E09 6 plies deeper
- Catalan Opening: Closed Variation, Traditional Variation E09 7 plies deeper
- Catalan Opening: Closed, Main Line E09 9 plies deeper
- Catalan Opening: Closed, Main Line E09 14 plies deeper
3810 catalogued lines in total · openings encyclopedia