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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 Open Source and Sci-fi (55 results)

Explore games tagged Open Source and Sci-fi on itch.io 路 Upload your games to itch.io to have them show up here.

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Open Source Pixelart Sci-Fi Real Time Strategy Game
Strategy
Send dinosaur eggs to the future before a meteor hits the Earth!
Action
Roguelike mecha RPG with procedurally generated story; 1st game in GearHead series.
Role Playing
A lowres metroidvania FPS, inspired by Metroid Prime
Adventure
Sci-fi relationship simulation - can your space colony and your love survive?
Visual Novel
Role Playing
Play in browser
Save Earth from the clutches of The Giant Brain from Planet X!
Adventure
It learns. It WILL find you.
Survival
Situation Normal: All Fluxed Up.
Simulation
An open source space fighter pilot game
Shooter
VALHALLA is a science fiction FPS game that blends casual gameplay with a nostalgic touch of old-school charm.
Shooter
Cozy deadly space exploration
Simulation
A homebrew Game Boy Advance game made for GBA Jam 2021.
Shooter
A 3d-platforming tower defense action game.
Platformer
Play in browser
Spaceship shoot'em up
Shooter
Top down shooter where you debug a circuit board
Shooter
This future is war. Go back in time to fix it all.
Platformer
Odd jobs... in space!
Shooter
Open source 2-D freeform space mystery game.
Adventure
Learn to code, solve puzzles, and save your friend!
Educational
Play in browser
An old-school Sci-Fi RogueLike where you dive into an extraterrestrial cavern.
Role Playing
Simulation
Play in browser
Retro arcade game.
Action
A game about jumping from planet to planet to deliver packages containing weird miscellaneous items.
RPG with deep lore & 12 unique locations
Role Playing
Run and Gun Inspired by Alien Vs Predator
Action
Artifact is a mining, crating and automation game with a theme loosely based on the simulation hypothesis.
Chaotic ping pong shooter
Shooter
Play in browser
End the Cold
Adventure
Identify undercover rebels and puzzle out their secret base before it's too late.
Puzzle
Play in browser
a short game about pipes and refueling your spaceship
Adventure
Aliens Vs Humans Asymmetric Team-Based
Shooter
Vehicular Soccer
Sports
Short adventure/shooter/RPG game made as a learning project.
Adventure
Play in browser
Fast-paced, action hack-&-slash game in isometric pespective.
Action
Play in browser
Yet Another SpaceShooter 2
Shooter
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