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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

Toptagged Open Source and Sci-fi (57 results)

Explore games tagged Open Source and Sci-fi on itch.io · 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
Sci-fi relationship simulation - can your space colony and your love survive?
Visual Novel
Send dinosaur eggs to the future before a meteor hits the Earth!
Action
A lowres metroidvania FPS, inspired by Metroid Prime
Adventure
Roguelike mecha RPG with procedurally generated story; 1st game in GearHead series.
Role Playing
It learns. It WILL find you.
Survival
Roguelike mecha RPG set in a world recovering from the apocalypse.
Role Playing
Save Earth from the clutches of The Giant Brain from Planet X!
Adventure
Role Playing
Play in browser
Situation Normal: All Fluxed Up.
Simulation
Explore a relaxing open space world
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
A homebrew Game Boy Advance game made for GBA Jam 2021.
Shooter
A 3d-platforming tower defense action game.
Platformer
Play in browser
Top down shooter where you debug a circuit board
Shooter
Spaceship shoot'em up
Shooter
Learn to code, solve puzzles, and save your friend!
Educational
Play in browser
This future is war. Go back in time to fix it all.
Platformer
Odd jobs... in space!
Shooter
Retro arcade game.
Action
RPG with deep lore & 12 unique locations
Role Playing
Aliens Vs Humans Asymmetric Team-Based
Shooter
Simulation
Play in browser
A game about jumping from planet to planet to deliver packages containing weird miscellaneous items.
An old-school Sci-Fi RogueLike where you dive into an extraterrestrial cavern.
Role Playing
Chaotic ping pong shooter
Shooter
Play in browser
Run and Gun Inspired by Alien Vs Predator
Action
Yet Another SpaceShooter 2
Shooter
Interstellar War
Strategy
Play in browser
A short sci-fi dungeon crawler
Role Playing
Open source 2-D freeform space mystery game.
Adventure
Artifact is a mining, crating and automation game with a theme loosely based on the simulation hypothesis.
Vehicular Soccer
Sports
A first person capture the flag multiplayer game
Shooter
Short adventure/shooter/RPG game made as a learning project.
Adventure
Play in browser
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