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. e4 e5 2. f4 exf4 3. Nf3 Nc6 4. Nc3 g5
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Matching openings 8
- Vienna Gambit, with Max Lange Defense: Pierce Gambit C25 1 ply deeper
- Vienna Gambit, with Max Lange Defense: Hamppe-Allgaier Gambit C25 3 plies deeper
- Vienna Game: Hamppe-Muzio Gambit C25 3 plies deeper
- Vienna Gambit, with Max Lange Defense: Hamppe-Allgaier Gambit, Alapin Variation C25 4 plies deeper
- Vienna Gambit, with Max Lange Defense: Hamppe-Muzio Gambit C25 4 plies deeper
- Vienna Gambit, with Max Lange Defense: Hamppe-Allgaier Gambit, Thorold Variation C25 7 plies deeper
- Vienna Game: Hamppe-Muzio, Dubois Variation C25 8 plies deeper
- Vienna Game: Pierce Gambit, Rushmere Attack C25 9 plies deeper
3810 catalogued lines in total · openings encyclopedia