In chess, the openings for flank games avoid or delay moving either the d-pawn or the e-pawn to the fourth rank. They appeal to chess players who want to play their system regardless of how Black responds.

Opening Name Opening Moves
Anderssen Opening 1.a3
Barcza System 1.Nf3 d5 2.g3
Bird Opening 1.f4
Dunst Opening 1.Nc3
Durkin Opening 1.Na3
English Opening 1.c4
From Gambit 1.f4 e5
Grob Attack 1.g4
King’s Fianchetto 1.g3
Larsen Opening 1.b3
Réti Opening 1.Nf3 d5 2.c4
Saragossa Opening 1.c3
Sokolsky’s Opening 1.b4