Games like OpenTyrian

Here are some great alternatives to OpenTyrian by Gerhard Stein :
Battlespace Retro: arcade game
Battlespace Retro: arcade game
★4.1
Pixel Craft: Retro Shooter
Pixel Craft: Retro Shooter
★4.6
Metal Ninja Jump High!
Metal Ninja Jump High!
★3.7
Raiden Legacy
Raiden Legacy
★4.6
Kosmik Revenge
Kosmik Revenge
★3.9
Alien Shooter 2 - Reloaded
Alien Shooter 2 - Reloaded
★4.6
Plasma Invaders: Space Shooter
Plasma Invaders: Space Shooter
★4.2
Order of the Metal Glove
Order of the Metal Glove
★3.6
Retro Shooter : Last Mouse
Retro Shooter : Last Mouse
★3.9
Freedroid
Freedroid
★4.9
Ooga Booga: Troubles in Time
Ooga Booga: Troubles in Time
★4.8
Shooter Galaxy
Shooter Galaxy
★4.3
Vertical Adventure The Hardest
Vertical Adventure The Hardest
★4.6
Starscape: Rogue-like Shooter
Starscape: Rogue-like Shooter
★4.4
Arcade Mayhem Shooter
Arcade Mayhem Shooter
★4.5
Dariusburst -SP-
Dariusburst -SP-
★4.3