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Aliens

Featuring extraterrestrial beings, these games often explore themes of space travel, alien invasions, or interstellar diplomacy. Encounter mysterious life forms, defend against alien threats, or uncover the secrets of the cosmos in these otherworldly adventures.

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Sci-fi

Science-fiction. Commonly including things like aliens, advanced technology, and settings of outer space or distant planets. 

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sci-fi

Top freetagged Aliens and Sci-fi (1,135 results)

Explore games tagged Aliens and Sci-fi on itch.io · Upload your games to itch.io to have them show up here.

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Gather unknown signals from deep, silent space
Simulation
Survive until the escape pod is repaired!
Action
Play in browser
A romantic visual novel about keeping your alien roommate a secret from the world.
Visual Novel
Explore the galaxy...in 20 minutes or less!
Role Playing
A cosy undercover space adventure
Adventure
When they came, they took everything from you. Now it's time to return the favor.
Interactive Fiction
Play in browser
Stop time! In space! A short hand-painted retro adventure about crashing a party to save the world.
Adventure
Dystopian Far-Future Military Dating Sim. "Soldiers Don't End Wars- They Fight Them."
Visual Novel
Don't trust anyone! Our planet is being invaded.
Adventure
Explore an alien planet and its structures
Adventure
Explore the abandoned vessel VALIS XI and piece together the secrets of the crew's disappearance.
Interactive Fiction
Play in browser
Boy meets alien in a story-driven sci-fi adventure.
Adventure
ZeroRanger-inspired Breakout-'em-up
Action
A survival horror adventure game set in zero gravity
Adventure
The conspiracy is no longer a theory.
Shooter
A survival game set on a damaged spaceship, made for Pixel Horror Jam
Shooter
Play in browser
Slay Aliens to Reclaim Earth!
Shooter
Your crew mutinied and now you're stranded on an alien world. Low-Poly Action-Adventure game.
Action
An unnamed virus, a family of broken robots, and one lonely girl.
Visual Novel
A sci-fi visual novel set in a distant galaxy.
Visual Novel
Experience the romance, drama, and mystery of humanity from the outside
Visual Novel
A short collection of minigames inspired by the WarioWare games!
Puzzle
Play in browser
a woman lives and gnaws
Interactive Fiction
Play in browser
Early Alpha Build
Shooter
(ZX Spectrum 128k)
Platformer
Save Earth from the clutches of The Giant Brain from Planet X!
Adventure
Orange Moon - 2d action platformer with puzzles and RPG elements.
Platformer
An FPS inspired by mid 90s shooters like DOOM, made for the 2021 KW MoLoGa Jam.
Shooter
An alien's involuntary journey from one prison to another.
Visual Novel
Anime RTS Protect Terra from voracious parasites.
Strategy
A noir, sci-fi detective survival adventure for your ZX Spectrum 128k
Interactive Fiction
a superhero drama from both sides
Visual Novel
Journey through space with a bizarre alien crew. Visit new worlds, meet alien leaders, risk romance across the stars!
Visual Novel
To collect the rare Agnolitas, you'll need to face an acid cave on a hostile planet.
Action
Play in browser
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