| A00 | Birmingham Gambit, Polish | b4 c5 |
| A00 | Schuhler Gambit, Polish | b4 c6 Bb2 a5 b5 cxb5 e4 |
| A00 | Wolferts Gambit, Polish | b4 e5 Bb2 c5 |
| A13 | Romanishin Gambit, English | c4 e6 Nf3 Nf6 g3 a6 Bg2 b5 |
| A10 | Hickmann Gambit, English | c4 f5 e4 |
| A10 | Hickmann Gambit, English | c4 f5 e4 fxe4 d3 |
| A10 | Wade Gambit, English | c4 f5 g4 |
| A19 | Nei Gambit, English | c4 Nf6 Nc3 e6 e4 c5 e5 Ng8 |
| D00 | Morris Gambit | d4 d5 Bf4 c5 e4 |
| D00 | Morris Counter-Gambit | d4 d5 Bf4 c5 e4 dxe4 |
| D10 | Winawer Counter Gambit, Slav | d4 d5 c4 c6 Nc3 e5 |
| D17 | Fazekas Gambit, Slav | d4 d5 c4 c6 Nf3 Nf6 Nc3 dxc4 a4 Bf5 Ne5 Na6 e4 |
| D20 | Queen's Gambit Accepted; D20 | d4 d5 c4 dxc4 |
| D20 | Christensen Gambit, QGA | d4 d5 c4 dxc4 e3 e5 Bc4 exd4 Qb3 Qe7 Nf3 |
| D21 | Slav Gambit, QGA | d4 d5 c4 dxc4 Nf3 b5 |
| D21 | Prianishenmo Gambit, QGA | d4 d5 c4 dxc4 Nf3 c5 d5 Nf6 Nc3 e6 e4 exd5 e5 |
| D27 | Russian Gambit, QGA | d4 d5 c4 dxc4 Nf3 Nf6 e3 e6 Bxc4 c5 O-O a6 e4 |
| D32 | Schara-Hennig; Duisburg Gambit, QGD | d4 d5 c4 e6 Nc3 c5 cxd5 cxd4 |
| D32 | Tarrasch Gambit, QGD | d4 d5 c4 e6 Nc3 c5 cxd5 exd5 dxc5 d4 Na4 b5 |
| D32 | Marshall Gambit, Tarrasch | d4 d5 c4 e6 Nc3 c5 cxd5 exd5 e4 |
| D34 | Classical Tarrasch Gambit | d4 d5 c4 e6 Nc3 c5 cxd5 exd5 Nf3 Nc6 g3 Nf6 Bg2 Be7 O-O O-O dxc5 d4 |
| D31 | Portisch Gambit, Semi-Slav | d4 d5 c4 e6 Nc3 c6 e3 f5 g4 |
| D31 | Marshall Gambit, Semi-Slav | d4 d5 c4 e6 Nc3 c6 e4 |
| D51 | Alekhine Gambit, QGD | d4 d5 c4 e6 Nc3 Nf6 Bg5 Nbd7 Nf3 h6 Bh4 dxc4 |
| D43 | Anti-Meran Gambit, QGD | d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 Bg5 |
| D44 | Anti-Moscow Gambit | d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 Bg5 h6 Bh4 |
| D30 | Anti-Noteboom Gambit, Semi-Slav | d4 d5 c4 e6 Nf3 c6 Nc3 dxc4 g3 |
| D06 | Lazard Gambit, Chigorin Defense | d4 d5 c4 Nc6 Nf3 e5 |
| D00 | Blackmar-Diemer Gambit | d4 d5 e4 |
| D00 | Lemberger Counter-Gambit, BDG | d4 d5 e4 dxe4 Nc3 e5 |
| D00 | Irish Gambit, QP | d4 d5 Nc3 c5 |
| D02 | Queen's Gambit Reversed; Krause Variation | d4 d5 Nf3 c5 |
| D02 | Chandler Gambit, QP | d4 d5 Nf3 c5 g3 cxd4 Bg2 |
| D25 | Queen's Gambit Accepted Deferred | d4 d5 Nf3 Nf6 c4 dxc4 |
| A42 | Lisbon Gambit | d4 d6 c4 e5 dxe5 Nc6 |
| A80 | Seneschaud Gambit, Dutch | d4 f5 Bf4 e6 g4 |
| A82 | Staunton Gambit, Dutch; A82 | d4 f5 e4 |
| A82 | Staunton Gambit Accepted, Dutch | d4 f5 e4 fxe4 |
| A83 | General Variation, Staunton Gambit, Dutch; A83 | d4 f5 e4 fxe4 Nc3 Nf6 Bg5 |
| A80 | Blackmar's Second Gambit, Dutch | d4 f5 e4 fxe4 Nc3 Nf6 f3 |
| A80 | Lisbon Gambit, Dutch; Krejcik Gambit | d4 f5 g4 |
| A80 | Hevendehl Gambit, Dutch | d4 f5 g4 e5 |
| A80 | Janzen-Korchnoi Gambit, Dutch | d4 f5 h3 Nf6 g4 |
| A80 | Kingfisher Gambit, Dutch | d4 f5 Nc3 d5 e4 |
| A80 | Spielmann Gambit, Dutch | d4 f5 Nc3 Nf6 g4 |
| A80 | Manhattan Gambit, Dutch | d4 f5 Qd3 Nf6 g4 |
| A80 | Pretzel Gambit, Dutch | d4 f5 Qd3 Nf6 g4 |
| A40 | Pozarek Gambit | d4 Nc6 c4 e5 dxe5 Nxe5 Nc3 Nxc4 |
| A45 | Chepukaitis Gambit | d4 Nf6 Bg5 c5 d5 Qb6 Nc3 Qxb2 Bd2 Qb6 |
| A45 | Hergert Gambit #2, Trompowsky | d4 Nf6 Bg5 Ne4 Bh4 c6 Nd2 Qa5 c3 Nxd2 Qxd2 d5 e4 |
| A45 | Hergert Gambit #1, Trompowsky | d4 Nf6 Bg5 Ne4 Bh4 d5 f3 Nf6 Nc3 Bf5 e4 |
| A52 | Kornl Richter Gambit, Budapest | d4 Nf6 c4 e5 dxe5 Ng4 Bf4 Nc6 Nf3 Bb4+ Nc3 Bxc3+ |
| E30 | Averbakh Gambit, Nimzo-Indian | d4 Nf6 c4 e6 Nc3 Bb4 Bg5 h6 Bh4 c5 d5 b5 |
| E21 | Shocron Gambit, Nimzo-Indian | d4 Nf6 c4 e6 Nc3 Bb4 Nf3 c5 d5 b5 |
| E23 | Romanovsky Gambit, Nimzo-Indian; E23 | d4 Nf6 c4 e6 Nc3 Bb4 Qb3 c5 dxc5 Nc6 |
| E33 | Vitolinsh-Adorjan Gambit, Nimzo Indian | d4 Nf6 c4 e6 Nc3 Bb4 Qc2 O-O a3 Bxc3+ Qxc3 b5 |
| E17 | Taimanov Gambit, QID | d4 Nf6 c4 e6 Nf3 b6 g3 Bb7 Bg2 Be7 O-O O-O d5 exd5 Nd4 |
| E17 | Polugaevsky Gambit, QID | d4 Nf6 c4 e6 Nf3 b6 g3 Bb7 Bg2 Be7 O-O O-O d5 exd5 Nh4 |
| D70 | Danube Gambit; Adorjan Gambit | d4 Nf6 c4 g6 d5 b5 |
| D70 | Danube; Donau Gambit | d4 Nf6 c4 g6 d5 b5 cxb5 a6 bxa6 c6 |
| D83 | Grunfeld Gambit; D83 | d4 Nf6 c4 g6 Nc3 d5 Bf4 Bg7 e3 O-O |
| D83 | Reshevsky Gambit, Grunfeld | d4 Nf6 c4 g6 Nc3 d5 Bf4 Bg7 e3 O-O Rc1 c5 dxc5 Qa5 |
| D80 | Zaitsev Gambit, Grunfeld | d4 Nf6 c4 g6 Nc3 d5 h4 |
| A46 | Pseudo-Benko Gambit | d4 Nf6 Nf3 c5 d5 b5 |
| A46 | Swiss; Wagner Gambit | d4 Nf6 Nf3 e6 Bg5 c5 e4 |
| B20 | Mengarini Gambit, Sicilian | e4 c5 a3 |
| B20 | Mengarini Gambit, Sicilian | e4 c5 a3 Nc6 b4 |
| B20 | Smith-Morra; Fleissig Gambit, Sic | e4 c5 d4 cxd4 c3 |
| B20 | Rivadavia Gambit, Sicilian | e4 c5 d4 cxd4 c3 |
| B20 | Morphy Gambit, Sicilian | e4 c5 d4 cxd4 Nf3 |
| B20 | Andreaschek Gambit, Sicilian | e4 c5 d4 cxd4 Nf3 e5 c3 |
| B21 | Tal Gambit, Sicilian | e4 c5 f4 d5 exd5 Nf6 |
| B28 | Wing Gambit, Sicilian | e4 c5 Nf3 a6 b4 |
| B28 | Gambit Line, O'Kelly Sicilian | e4 c5 Nf3 a6 c3 d5 exd5 Nf6 |
| B28 | Cortlever Gambit, Sicilian | e4 c5 Nf3 a6 d4 cxd4 Bc4 |
| B52 | Bronstein (Haag) Gambit, Sicilian | e4 c5 Nf3 d6 Bb5+ Bd7 Bxd7+ Qxd7 O-O Nc6 c3 Nf6 d4 |
| B51 | Moscow Gambit, Sicilian | e4 c5 Nf3 d6 Bb5+ Nc6 O-O Bd7 c3 a6 Bxc6 Bxc6 Re1 Nf6 d4 Bxe4 Bg5 |
| B51 | Dorfman Gambit, Sicilian | e4 c5 Nf3 d6 Bb5+ Nc6 O-O Bd7 Qe2 g6 e5 |
| B55 | Ginsberg Gambit, Sicilian | e4 c5 Nf3 d6 d4 cxd4 Nxd4 Nf6 Bc4 |
| B81 | Perenyi Gambit, Sicilian | e4 c5 Nf3 d6 d4 cxd4 Nxd4 Nf6 Nc3 e6 Be3 a6 g4 e5 Nf5 g6 g5 |
| B73 | Zollner Gambit, Sicilian | e4 c5 Nf3 d6 d4 cxd4 Nxd4 Nf6 Nc3 g6 Be3 Bg7 Be2 Nc6 O-O O-O f4 Qb6 |
| B40 | Wing Gambit Deferred, Sicilian | e4 c5 Nf3 e6 b4 |
| B44 | Gary Gambit, Sicilian | e4 c5 Nf3 e6 d4 cxd4 Nxd4 Nc6 Nb5 d6 c4 Nf6 N1c3 a6 Na3 d5 |
| B31 | Gufeld Gambit, Sicilian | e4 c5 Nf3 Nc6 Bb5 g6 O-O Bg7 c3 e5 d4 |
| B31 | Lutikov Gambit, Sicilian | e4 c5 Nf3 Nc6 Bb5 g6 O-O Bg7 c3 Nf6 d4 |
| B15 | Tarrasch (Alekhine) Gambit, Caro | e4 c6 d4 d5 Nc3 dxe4 Nxe4 Nf6 Bd3 |
| B10 | Scorpion-Horus Gambit, Caro-Kann | e4 c6 Nc3 d5 d3 dxe4 Bg5 |
| B12 | Hector Gambit, Caro | e4 c6 Nc3 d5 Nf3 dxe4 Ng5 |
| C23 | MacDonnell Gambit, Bishop | e4 e5 Bc4 Bc5 b4 |
| C23 | Labourdonnais-Denker Gambit, Bishop | e4 e5 Bc4 Bc5 b4 Bxb4 c3 |
| C23 | Lewis Counter-Gambit, Bishop | e4 e5 Bc4 Bc5 c3 d5 |
| C23 | Lewis Gambit, Bishop | e4 e5 Bc4 Bc5 d4 |
| C24 | Ponziani Center Gambit, Bishop | e4 e5 Bc4 Nf6 d4 |
| C24 | Keidansky Gambit, Bishop | e4 e5 Bc4 Nf6 d4 exd4 Nf3 Nxe4 Qxd4 |
| C23 | Blanel Gambit, Bishop | e4 e5 Bc4 Nf6 Nc3 Nxe4 |
| C20 | Weber Gambit | e4 e5 d3 d5 exd5 c6 dxc6 Nxc6 |
| C21 | Von der Lasa Gambit | e4 e5 d4 exd4 Bc4 |
| C21 | Danish Gambit | e4 e5 d4 exd4 c3 |
| C21 | Lanc-Arnold Gambit, Center | e4 e5 d4 exd4 Nf3 Bc5 c3 |
| C21 | Scippler Gambit, Center | e4 e5 d4 exd4 Nf3 Bc5 c3 dxc3 Bc4 |
| C30 | King's Gambit; C30 | e4 e5 f4 |
| C31 | Miles Gambit, KGD | e4 e5 f4 d5 exd5 Bc5 |
| C34 | King's Knight Gambit, KGA; C34 | e4 e5 f4 exf4 Nf3 |
| C25 | Zhuravlev Counter-Gambit, Vienna | e4 e5 Nc3 Bb4 Qg4 |
| C25 | Omaha Gambit, Vienna | e4 e5 Nc3 d6 f4 |
| C25 | Vienna Gambit | e4 e5 Nc3 Nc6 f4 |
| C25 | Steinitz Gambit, Vienna | e4 e5 Nc3 Nc6 f4 exf4 d4 |
| C25 | Mariotti Gambit | e4 e5 Nc3 Nc6 g3 Bc5 Bg2 h5 Nf3 h4 |
| C29 | Vienna Gambit, Vienna; C29 | e4 e5 Nc3 Nf6 f4 |
| C25 | Erben Gambit, Vienna | e4 e5 Nc3 Nf6 g3 d5 exd5 c6 |
| C70 | Nightingale Gambit, Ruy Lopez | e4 e5 Nf3 Nc6 Bb5 a6 Ba4 b5 Bb3 Na5 Bxf7+ |
| C77 | Jaffe Gambit, Ruy Lopez | e4 e5 Nf3 Nc6 Bb5 a6 Ba4 Nf6 c3 |
| C80 | Karpov Gambit, Ruy Lopez | e4 e5 Nf3 Nc6 Bb5 a6 Ba4 Nf6 O-O Nxe4 d4 b5 Bb3 d5 dxe5 Be6 Nbd2 Nc5 c3 d4 |
| C68 | Alapin Gambit, Ruy Lopez Exchange | e4 e5 Nf3 Nc6 Bb5 a6 Bxc6 dxc6 O-O Bg4 h3 h5 |
| C64 | Cordel Gambit, Ruy Lopez | e4 e5 Nf3 Nc6 Bb5 Bc5 c3 f5 |
| C64 | Zukertort Gambit, Ruy Lopez | e4 e5 Nf3 Nc6 Bb5 Bc5 O-O Nf6 c3 |
| C62 | Center Gambit, Ruy Lopez | e4 e5 Nf3 Nc6 Bb5 d6 d4 exd4 O-O |
| C63 | Jaenisch Gambit Accepted, Ruy Lopez | e4 e5 Nf3 Nc6 Bb5 f5 exf5 |
| C67 | Rio Gambit Accepted, Ruy Lopez; C67 | e4 e5 Nf3 Nc6 Bb5 Nf6 O-O Nxe4 |
| C51 | Evans Gambit; C51 | e4 e5 Nf3 Nc6 Bc4 Bc5 b4 |
| C51 | Evans Gambit Accepted | e4 e5 Nf3 Nc6 Bc4 Bc5 b4 Bxb4 |
| C52 | Main Line, Evans Gambit; C52 | e4 e5 Nf3 Nc6 Bc4 Bc5 b4 Bxb4 c3 Ba5 |
| C51 | Normal Position, Evans Gambit | e4 e5 Nf3 Nc6 Bc4 Bc5 b4 Bxb4 c3 Bc5 d4 exd4 O-O d6 cxd4 Bb6 |
| C51 | Stone-Ware Defense, Evans Gambit | e4 e5 Nf3 Nc6 Bc4 Bc5 b4 Bxb4 c3 Bd6 |
| C53 | Grevo Gambit, Italian | e4 e5 Nf3 Nc6 Bc4 Bc5 c3 Nf6 d4 exd4 cxd4 |
| C54 | Mason Gambit, Italian | e4 e5 Nf3 Nc6 Bc4 Bc5 c3 Nf6 d4 exd4 O-O |
| C53 | Albin Gambit, Italian | e4 e5 Nf3 Nc6 Bc4 Bc5 c3 Nf6 O-O |
| C50 | Rosentreter Gambit, Italian | e4 e5 Nf3 Nc6 Bc4 Bc5 d4 |
| C50 | Deutz Gambit, Italian | e4 e5 Nf3 Nc6 Bc4 Bc5 O-O Nf6 d4 |
| C56 | Scotch Gambit | e4 e5 Nf3 Nc6 Bc4 Nf6 d4 exd4 O-O |
| C56 | Double Gambit Accepted, Two Knights | e4 e5 Nf3 Nc6 Bc4 Nf6 d4 exd4 O-O Nxe4 |
| C44 | Ponziani Counter-Gambit | e4 e5 Nf3 Nc6 c3 f5 |
| C44 | Scotch Gambit | e4 e5 Nf3 Nc6 d4 exd4 Bc4 |
| C44 | Goering Gambit, Scotch | e4 e5 Nf3 Nc6 d4 exd4 c3 |
| C44 | Goering Gambit Declined, Scotch | e4 e5 Nf3 Nc6 d4 exd4 c3 d5 |
| C48 | Marshall Gambit, Four Knights | e4 e5 Nf3 Nc6 Nc3 Nf6 Bb5 Bc5 Nxe5 Nd4 Ba4 O-O |
| C47 | Krause Gambit, Four Knights | e4 e5 Nf3 Nc6 Nc3 Nf6 d4 Bb4 Nxe5 |
| C47 | Belgrade Gambit, 4 Knights | e4 e5 Nf3 Nc6 Nc3 Nf6 d4 exd4 Nd5 |
| C47 | Schmid Gambit, Four Knights | e4 e5 Nf3 Nc6 Nc3 Nf6 d4 exd4 Nxd4 Nxe4 |
| C42 | Urosov Gambit, Petroff | e4 e5 Nf3 Nf6 Bc4 |
| C00 | Papa-Ticulat Gambit, French | e4 e6 b3 d5 Bb2 |
| C02 | Milner-Barry Gambit, French | e4 e6 d4 d5 e5 c5 c3 Nc6 Nf3 Qb6 Bd3 |
| C02 | Ruisdonk Gambit, French | e4 e6 d4 d5 e5 c5 Nf3 cxd4 Bd3 |
| C15 | Winckelmann-Riemer Gambit, French | e4 e6 d4 d5 Nc3 Bb4 a3 |
| C12 | Wolf Gambit, French | e4 e6 d4 d5 Nc3 Nf6 Bg5 Bb4 Nge2 |
| C00 | Wing Gambit, French | e4 e6 Nf3 d5 e5 c5 b4 |
| B00 | Hornung Gambit, Nimzovich Defense | e4 Nc6 d4 d5 Be3 |
| B00 | Richter Gambit, Nimzovich Defense | e4 Nc6 d4 d5 Nc3 dxe4 d5 Nb8 f3 |
| B00 | Nimzovich Gambit, Nimzovich Defense | e4 Nc6 d4 d5 Nc3 dxe4 d5 Ne5 |
| B02 | Noch Gambit, Alekhine | e4 Nf6 Nc3 d5 exd5 |
| A02 | From's Gambit, Bird | f4 e5 |
| A00 | Dunst Gambit | Nc3 d5 e4 dxe4 d3 |
| A00 | Glasscoe Gambit, Dunst | Nc3 f5 g4 |
| A09 | Reti Gambit Accepted | Nf3 d5 c4 dxc4 |