7 games
82Galaxian
1979 · Apple II, Arcade +15
Namco
90Galaga
1981 · Port · Acorn Electron, Android +18
Namco
Timed NEC76Galaga '88
1987 · Arcade, Game Gear +5
Namco
PlayStation exclusiveGalaxian 3
1990 · Port · Arcade, PlayStation +2
Namco

Galaga: Destination Earth
2000 · Game Boy Color, PlayStation +1
Pipe Dream Interactive
70Galaga Remix
2009 · Bundle · iOS
Bandai Namco Holdings
74Galaga Legions DX
2011 · PlayStation 3, PlayStation 4 +3
Bandai Namco Entertainment