Top similar games like Prime Directive:

Welcome Human-V1399 to the "Human Restoration Program," the final hope for the rebirth of mankind. In this physics-based movement shooter, use telekinetic powers to defeat hostile alien-built creatures through the depths of an irradiated planet in a conflict-ridden solar system.

Roboholic is a cheerful Rogue-Lite FPS about robots. Use cool guns, unique abilities, and realistic physics to defeat enemies. It's the most dynamic game in its genre, and during battles with robots, you'll recall the fun days of Quake.

Take control of an AI soldier, explore planets, and partake in fast paced combat in The Future Project, a first person metroidvania. Explore distinct worlds, obtain new weapons and abilities, and defeat powerful enemies in humanity's quest to journey the stars.

Unveil the secrets of a lost planet. Evolve new powers to meet the challenge. Erupt in brutal shooter combat.

Start your journey as Cyrus to find your sister, Ava in Spring. The first game of The Seasons Collection involves brilliant FPS gameplay with a beautiful story to remember. All you will have is a rifle, a shotgun and limitless enemies as you start discovering the mystery of the forest.

A sci-fi flying person vs. robot battle game. This flyland is a model train layout writ large! But it has been made to be terribly lethal You have to destroy every danger to the refugees! (Come back again, click the arrow button and play trains! Game within the game!)

Try the demo! A mix between Portal, Zelda and Metroid. Explore, solve puzzles, beat up monsters, find secret upgrades and new abilities that help you reach new places. Playtime 12-25h.

Battle for Ercaton: Robot Uprising is a first-person shooter where the player takes on the role of an earthling who crashed a spaceship and ended up on the planet Ercaton, which is inhabited by dangerous robots.

The Stranger is an intense VR combat game which sets in an incredibly detailed exotic world. Explore the rich sci fi universe and survive with your weapons and wrist blade. Welcome to the world of the Stranger!

ADOME is an action-adventure, platformer and first-person exploration game, with an elaborate storyline. Thanks to its complex parkour system, it will feature agile and precise gameplay with fast and dynamic combats.

Fun and challenging retro style run and gun platform shooter. Blast your arm cannon, use grenades, shields, and melee weapons, dodge projectiles and make your way through the carefully crafted levels. Discover secret areas and destroy objects while navigating obstacles and defeat bosses to progress

2D Pixel Art Shooter inspired Sci-fi FPS runs on GZDoom. You play as 'Petaka', an angry amnesiac that just wants to kill every ugly green aliens and annoying drones he encounters while trying to restore his memories by exploring various universes through warp portals.

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.

A mix between Portal, Zelda and Metroid. Exploration, puzzles, combat! A first-person-metroidvania taking place six inches under Supraland.

Be tiny in a handcrafted toy world. Explore, solve puzzles, ignore the main quest, get out of bounds, find secret areas, convict murderers. Hunt for powerful new abilities to unravel this vast, interconnected world… And don't forget to save the princess.

Lead mankind to its new Earth in this science fiction First Person Shooter/Role Playing Game. FIght through a multitude of relentless robots, droids and machines. Loot credits and power ups. Complete missions to unlock permanent bonuses. With procedurally generated levels and maps.

You wake up in a robot body and a charismatic voice makes you take endurance tests. You take your device to move objects in space and show this voice how to pass these tests.

A PC first-person shooter game with a short single-player campaign containing 13 maps and several cut-scenes.

Fight for survival in B.L.A.C.K - 1, a 3D FPS roguelike set in a dystopian future. Battle through procedurally generated spaceships using all your skills and resources, in Zero-G environments. Can you survive long enough to finally escape from enemy territory?

Forced Termination is a built-for-VR, sci-fi, action, adventure, FPS, that takes place inside the Terminus. Fly, shoot, dodge, and power up as you fight your way through the terminus to take out a deadly experimental virus gone wrong.

Use computers (via GUIs or the command line), unlock doors, crawl through vents, fight enemies head on or find other ways to neutralize or avoid them...

In a world of peace and tranquility, the fight of Bloxburg vs Cubeton turns violent! A brave adventurer goes on a long journey through the world of Bloxville to fight for the return to peace and tranquility.

You are part of an army of androids designed to travel through space in search of a potential exoplanet that humans can populate. Your job is to build your arsenal and train at zero gravity during this galactic journey to face and fight the possible threats that could be found once landed.

Lost in an unexplored star system after a dimensional anomaly dispersed your fleet, you pick up signals scattered throughout the system. Explore the wrecks of your fleet vessels, collect useful modules for your ship, discover the secrets of the anomaly, and try to escape from this star of doom!

Embark on an epic adventure in "Aboriginal," tapping into inherited powers and unraveling ancestral mysteries. Traverse India and the mystic Tiroti Islands, inspired by the real-life isolated Sentinel Island in the Indian Ocean, on a journey of self-discovery and redemption.

90s-style shooter meets Metroidvania. Step through a portal to a mysterious alien world, and discover the fate of the Lost Expedition.

Be the cactus, become the legend! Fight to save your planet in this fast-paced single player FPS. Shoot explosive needles from your spiky body to wipe enemy hordes with timed detonations, explore the desert, solve puzzles, find artifacts, unlock special skills and battle against the sun!

Sci fi survival based game.

In deep space, your robot transport vehicle crash-landed on a barren asteroid. The robots have escaped and are hungry for both revenge and crunchy humans. You are their only hope. Battle your way through multiple waves of rouge robots to avoid being SWARMED in this retro, heart pounding game.