Hungarian Opening is a chess opening with the ECO code A00. It goes 1. g3. White opens with 1. g3 (the King's fianchetto). After 1 move it is Black to move. The lesson on the board explains every move of the line and lets you play it yourself; it is free.
White starts with 1.g3 to fianchetto the bishop at once. It is flexible and can transpose to the English, Réti or King's Indian Attack.