Top similar games like DOSMan: Space Aliens in Space!:

Captain Wayne is an intense, fast-action Retro Shooter about a sailor with a SHOTGUN for an ARM!! With a cartoony, hand-drawn art style and gory gameplay, you'll have to mow down enemies through 8 action-packed levels to take back what's yours. ARE YOU READY TO RAISE ANCHOR?

Even at this moment, our fashionable city is under assault. Baggy pants, dull suits, sightings of socks with sandals. A message needs to be sent, and it needs to be sent in style... Time to serve some good ol' Fashion Justice!

Blast through 28 levels in this FPS inspired by classic retro games. Levels span across 3 game modes ending with unique epic boss battles to test your skills. Find hidden medals, discover hidden objectives, and level up your character all while trying to survive an onslaught of nostalgic foes.

Calcium Contract is a fast-paced first-person shooter where you're on a mission to finish a contract that got out of hand. Learn to swiftly move around your enemies and master your arsenal as you fight your way toward the grand finale.

You've been invited to the biggest party of the year! But the food has gone bad, and are threatening to shut down the party... forever! Only you can stop them!

Exosuit is a dynamic shooter in a unique style, where focus is on maximizing fun of gameplay. Game has no plot and the emphasis is only on unbridled action and unusual visual style.

Selaco is a brand new original shooter running on GZDoom, featuring thrilling action set pieces, destructibility, smart enemies and a fleshed out story taking place within an immersive game world.

Interlopers is a solo-developed FPS inspired by retro classics. Wield big guns, shoot hordes of enemy robots, and explore hand-crafted levels set on multiple alien worlds.

A boomer shooter set in 1930's Shanghai. Fight your way through Shanghai and greater regions of China, in search of treasure and adventure.

Son of Perun: Kharkiv is a first-person shooter in the setting of Kharkiv of the future and retrowawe.

Wizordum is a retro FPS that puts you in the role of a Mage on a quest to track down the source of Chaos. With a wide arsenal of spells and magic items, battle your way through the world of Terrabruma in this unique blend of classic 90s shooters and modern gaming elements.

Would you like to do some... EXTREMELY SATISFYING ZOMBIE-ALIEN PIMPLE POPPING WITH AWESOME RETRO GUNS WHILE TRYING TO NOT FALL OF A METEOR FLYING THRU SPACE? Good, then ZSG is you're one and only choice.

Introducing Ultimus: A Vision of First-Person Shooters, circa 1965.

Mind the Abyss is a fast-paced movement shooter that combines fourth-dimensional abilities and ever-evolving weaponry within an alien planet.

Cyberpunk first-person shooter with a rich story and RPG elements. You are Lucy, an enhanced street samurai searching for lost memories. Fight in large, open, interactive levels overtaken by yakuza, zombies, robots and bosses!

Clean Corps is a first person shooter that sees you take the role of a trash collecting superhero created by a child to inspire others to help clean his local beach! Use your vacuum arm to shoot enemies and suck up garbage to clear each level as fast as you can and take out the trash!

Play as the Sourman as you venture through the hostile jungles in this Retro-FPS Platformer!

Unleash your inner bear in this over-the-top bullet-hell FPS! Embark on a zany retro-futuristic adventure and destroy oil-thirsty robots with an outrageous arsenal. Transform into a bear, wield unique powers, and embrace the absurd fast-paced action of Bears in Space!

Supplice is a stylish throwback shooter inspired by the mid-90s FPS glory days and the legendary Doom modding community. Mixing the retro stylings of 90s era shooters with colorful graphics and frantic gameplay, it creates an experience that's ever so familiar but also exciting and fresh.

Alien Boom Boom is a shooter that embraces fun over realism, send your enemies flying with each impact utilizing a powerful arsenal of weapons, while mastering your movement. Do your part to fight against the alien invasion and unravel the mystery of the invaders.

Meteoroids 3D is a simple action game set in space, which wants to pay tribute to a great game of the eighties: Asteroids. Meteoroids 3D does not pretend to be better, or try to emulate the greatness of Asteroids. We just want to bring a funny and addictive game to the players.

Explore and fight your way through a crashed human spaceship infested with relentless hordes of aliens as you become more powerful with exciting weapon upgrades and powerups in this retro inspired first-person shooter.

It's the 22nd century: Galactic travel is commonplace, peace is at hand, and the future looks bright - until Goldfire's plan to unleash an army of military mutants shocks the galaxy. Dr. Goldfire, a brilliant bio-scientist whose morbid research led to incredible genetic improvements in humanoids and aliens, has gone power crazy.

Wolfenstein 3D took you into the past, thrusting you into a world at war. Blake rockets you into the future where a sinister madman, using genetics to create an army of bizarre creatures, is waging war on Earth. Blake has more of everything!

The player takes the role of the last soldier of the highly specialized "Gastro Force", elite troopers trained to infiltrate the enormous alien guts to fight them from the inside!

A stylish retro-FPS where time can be slowed with a single jump... Including a hard hitting arsenal of weapons to blast mo-foes away in satisfying style!

Find a way out of here and get back to earth in FLAW, a retro-FPS inspired by cult classics: Unreal, Quake 2, Half-Life and many others. You and the Flaming Dawn’s passengers were looking for a better life among the stars, you have yet found only despair and darkness.

Space bounty hunter Falco must explore the solar system in search of his ex-girlfriend and destroy the Black Star cult. Collect bounties, upgrade your equipment, explore planets, crack wise & fight aliens in this GZDoom-powered Retro-FPS adventure.