Space Shooter X is described as 'Free browser-based arcade game where you battle enemy ships, survive endless waves, and defeat powerful bosses—all playable instantly online' and is a Action Game in the games category. There are more than 10 games similar to Space Shooter X for a variety of platforms, including Windows, Android, Linux, Steam and Android Tablet apps. The best Space Shooter X alternative is Touhou Project, which is both free and Open Source. Other Space Shooter X like games are Space Invaders, Star Fox, Retro Shooting and Cuphead.
Touhou Project is a Japanese vertically scrolling bullet hell [shooting](https://alternativeto.
Japan
Experience the King of Shooting Games, the arcade hit that captured the hearts of legions of fans and took the world by storm! Use your cannon to defend Earth from waves of descending alien Invaders!
Star Fox is a rail shooter, space flight simulator, and [third person](http://alternativeto.
Japan
Do you want a new style of arcade shooter game? With an exciting shooting style and retro + modern pixelated graphics, Retro Shooting is a mobile shooting game that has caught the attention of shooters around the world!
South Korea
Cuphead is a classic run and gun action game heavily focused on boss battles. Inspired by cartoons of the 1930s, the visuals and audio are painstakingly created with the same techniques of the era, i.e.
United States
The game takes place in the vast outer space, which became a field of fierce battles. Your goal is to free the galaxy from the cruel dictatorship of terrifying invaders, Slans.
With a long history tracing back to early stand-up arcade systems and NEO GEO console, Metal Slug (series) is the definitive bullet hell platformer. It's a traditional, 2D sidescroller that's dead easy to learn and play, but with difficulty levels that practically...
Japan
Ultracore is an authentic Run ‘n Gun 16-bit game, a true love letter to classic 2D action games with intricate level design, tons of secrets to discover and numerous mid- and end-bosses.
Germany
EU
Vampire Survivors is a roguelite time survival RPG game with minimalistic gameplay.
United Kingdom
Cosmic Expansion is an exciting 2D space shooter where you take on the role of a seasoned space pilot tasked with destroying waves of enemy spaceships. Your goal is to defeat as many enemies as possible while avoiding enemy fire and mines.
Space Invaders OpenGL is a 2D/3D game based on the old arcade classic in which you must destroy enemy ships by shooting them up.
