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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

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Top free Strategy
tagged Sci-fi (958 results)

958 results

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

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GIF
Slipways Classic
Build a vast interstellar empire in 30 minutes flat.
Jakub Wasilewski
Strategy
Play in browser
GIF
Lancer Tactics
A mecha tactics game adapted from the Lancer TTRPG.
Olive
Strategy
Play in browser
OpenHV
Open Source Pixelart Sci-Fi Real Time Strategy Game
OpenHV developers
Strategy
Lew Pulsipher's Doomstar
The hidden unit board game of strategy and cunning
LargeVisibleMachine
Strategy
POLYBOT-7
Destroy. Rebuild. Adapt. The world is your inventory.
Kyzrati
Strategy
Solar Colonies
Tame the unstable climates of barren and inhabitable planets, then colonize them!
Fenderbate
Strategy
Play in browser
GIF
Second Earth
A base building game focused on economy and defence.
Robbie Fraser
Strategy
Mecha Genesis: Tactics
Turn-based strategy game where you can push enemies to deal extra damage.
Zizaco
Strategy
Play in browser
Solus Sector: Tactics
Turn-based space strategy game
Zizaco
Strategy
Play in browser
GIF
Xenospore
Destroy tiles to prevent the Xenospore from spreading!
Aviv Levy
Puzzle
Play in browser
Tech Age Rebellion
Colony-sim in the age of technology. Rebel against an evil planetary empire and survive in a world led by darkness.
Compiled Games
Simulation
Alien Horizon
A sci-fi survival city builder
Purple Nebula
Strategy
GIF
RESYNC
A puzzle game where you alter the paths of your past selves.
Ghast
Platformer
SALVO
Tactical Ordnance Command
Jas X
Strategy
Orbital Defense Program
An orbital tower defense game with roguelite elements.
CyreneGames
Strategy
Play in browser
Corvus Sector
The galaxy in 100 turns.
Zarkonnen
Strategy
Play in browser
GIF
Bot Net: Ramshackle Robotics
Build your bots, command your army, defeat the aliens!
CaffeineWare
Strategy
Resilience
A Humanitarian Sci-Fi City-Builder Game
Sungrazer Studio
Educational
GIF
Strange Gravity
A FPS/RTS hybrid about mini-planetoids and fungal spores
Ian Burnette
Strategy
Play in browser
Super Star Trek 1978 meets 25th Anniversary
A remake of the text-only Super Star Trek but with the look & feel of Star Trek: 25th Anniversary
emabolo
Strategy
Play in browser
NOPE
This game is controlled by [NOPE]
Volcanic Giraffe
Strategy
Play in browser
OGame
Conquer the universe
Gameforge
Strategy
Play in browser
Starship Factory
Construct a spaceship factory
Jon Buresh
Strategy
Birth of the Empires
A 4x Turn Based strategy game similar to classics like Master of Orion 2 or Birth of the Federation
blotunga
Strategy
The Space Sim
Beauty In Chaos
Matthew Ager
Simulation
Star Trek PICO-8
Conversion to PICO-8 of the 1978 game Super Star Trek
emabolo
Strategy
Play in browser
GIF
Earth Liberation
sci-fi dynamic RTS
porovozstudios
Strategy
Terra Centauri: Last Stand
Anime RTS Protect Terra from voracious parasites.
Ishmaru
Strategy
Deep Space Outpost
Build your own space station and survive!
Niris Games
Simulation
Ultrabouters
Chess, but with DBZ-like fighting.
Jabrils
Fighting
Play in browser
Found'It
Are you ready to find and retrieve the lost object of ill tempered aliens?
Sad Pea Games
Puzzle
The Researcher's Guide to Kaiju
Manage the Kaiju researcher camp of your dreams!
Toge Productions
Strategy
GIF
Reflector: Laser Defense
roguelike colony management in an hour
MichaelMakesGames
Strategy
Play in browser
CEV-1
Block-style building resource management game
sirknightj
Strategy
Play in browser
Embry
Endless Space Tactics
benamas
Strategy
Play in browser
As one against our end
Your souls have been merged, fight the end of times together!
Adrien Dittrick
Strategy
Play in browser
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