Thunder Force III is a space shooter developed by Technosoft for the SEGA Genesis/Mega Drive and published by SEGA in 1990. The title was adapted for the arcade in 1991 under the name Thunder Force AC and for SNES as Thunder Spirits.
Starglider is a 3D space shooter created by the young programmer Jez San and published by Rainbird in 1986 for the Commodore 64, Atari ST, Apple II, ZX Spectrum, and other computers.
Space Rogue is a 3D space flight RPG developed and published by Origin Systems in 1989 for the Apple II, Commodore 64, DOS, and Mac. It was ported in 1990 to the Amiga, PC-98, and a few others.
Galaxy Force II is a sci-fi space shoot 'em up created by SEGA originally as a coin-up, then converted to many home platforms, including Mega Drive/Genesis, Amiga, Atari ST, Commodore 64 and others, starting from 1991.