ECO family guide

Grob Opening — all variations and ECO codes

20 named lines across 1 ECO code (A00). Source: the CC0-licensed lichess.org opening database.

The main line

Position after 1.g4 (A00). Open this line on Lichess → · Grob Opening on Lichess

How the main line scores at your rating

Real Lichess win rates for 1.g4, playing as white — the family's other variations are not separately tracked for win rate yet, main line only.

Scroll to see more →

Win/draw/loss rate by rating band
Rating band	Games	White / draw / Black	Score for white
1400-1600	2,628,304	47.8% / 3.7% / 48.4%	49.7%
1600-1800	3,010,776	49.9% / 3.5% / 46.6%	51.6%
1800-2000	2,641,489	49.6% / 3.8% / 46.6%	51.5%
2000+	1,396,208	47.9% / 4.6% / 47.4%	50.2%

All 20 named variations

Every named line in the Grob Opening family, from the CC0-licensed ECO classification — not separately tracked for win rate, but every ECO code and move sequence is real, sourced data.

A00Grob Opening (main line) — 1.g4
A00Alessi Gambit — 1.g4 f5
A00Double Grob — 1.g4 g5
- A00Coca-Cola Gambit — 1.g4 g5 2.f4
A00Grob Gambit — 1.g4 d5 2.Bg2
- A00Basman Gambit — 1.g4 d5 2.Bg2 h5 3.gxh5
- A00Fritz Gambit — 1.g4 d5 2.Bg2 Bxg4 3.c4
  - A00Romford Countergambit — 1.g4 d5 2.Bg2 Bxg4 3.c4 d4 4.Bxb7 Nd7 5.Bxa8 Qxa8
- A00Keres Gambit — 1.g4 d5 2.Bg2 e5 3.d4 exd4 4.c3
- A00Richter-Grob Gambit — 1.g4 d5 2.Bg2 c6 3.c4 dxc4 4.b3
A00Grob Gambit Declined — 1.g4 d5 2.Bg2 c6
A00Keene Defense — 1.g4 d5 2.h3 e5 3.Bg2 c6
- A00Main Line — 1.g4 d5 2.h3 e5 3.Bg2 c6 4.d4 e4 5.c4 Bd6 6.Nc3 Ne7
A00London Defense — 1.g4 e5 2.h3 Nc6
A00Romford Countergambit — 1.g4 d5 2.Bg2 Bxg4 3.c4 d4
A00Spike Attack — 1.g4 d5 2.Bg2 c6 3.g5
Spike
- A00Hurst Attack — 1.g4 e5 2.Bg2 d5 3.c4
A00Zilbermints Gambit — 1.g4 d5 2.e4 dxe4 3.Nc3
- A00Schiller Defense — 1.g4 d5 2.e4 dxe4 3.Nc3 h5
- A00Zilbermints-Hartlaub Gambit — 1.g4 d5 2.e4 dxe4 3.Nc3 e5 4.d3