Geary CubeA geared Rubik's Cube with opposite faces moving in opposite directions.
Glitter Magic Cube Key ChainThis low quality key chain sized cube has glittering stickers. It is the standard key chain size, but has neither an attached chain nor a hole where one used to be.
Grey CubeThis standard-sized cube is made from grey plastic instead of black and has pastel coloured stickers.
Gyro CubeA knockoff from the 1980s produced in Korea.
Halfturn subgroup bandaged CubesThis is a set of eighteen bandaged cubes. All variants do not behave like a bandaged cube but implement an easy definable subgroup of the 3x3x3 which contains at least one restriction to halfturns.
HandiCubeThis is just a 3x3x3 but a 3x3x3 specifically designed for solving one-handed.