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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 ratedwith server-based network multiplayer tagged Sci-fi (76 results)

Explore games with server-based network multiplayer tagged Sci-fi on itch.io. Science-fiction. Commonly including things like aliens, advanced technology, and settings of outer space or distant plan · Upload your games with server-based network multiplayer to itch.io to have them show up here.

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Build spaceships and explore the cosmos
Rated 4.8 out of 5 stars
(49 total ratings)
1 – 4
Simulation
Station construction simulation featuring full atmospherics, physics, for single and multiplayer
Rated 5.0 out of 5 stars
(10 total ratings)
1 – 32
Simulation
Open Source Pixelart Sci-Fi Real Time Strategy Game
Rated 4.7 out of 5 stars
(19 total ratings)
1 – 63
Strategy
AstroBrawl is a 2D multiplayer fast-paced shooter in space
Rated 4.7 out of 5 stars
(15 total ratings)
1 – 4
Action
Play in browser
6dof high speed, extremely high skill ceiling racing
Rated 4.6 out of 5 stars
(13 total ratings)
Racing
Movement Based Sword Fighting PVP
Rated 5.0 out of 5 stars
(8 total ratings)
1 – 16
Action
Multiplayer arena-like first-person-shooter in generated destructible voxel worlds.
Rated 4.2 out of 5 stars
(23 total ratings)
1 – 8
Shooter
Play in browser
The hidden unit board game of strategy and cunning
Rated 4.0 out of 5 stars
(28 total ratings)
Strategy
Conquer the universe
Rated 4.0 out of 5 stars
(21 total ratings)
1 – 255
Strategy
Play in browser
Free multiplayer FPS for web browsers.
Rated 4.6 out of 5 stars
(7 total ratings)
1 – 8
Shooter
Play in browser
Multiplayer SCP game that takes place in Area-42
Rated 3.8 out of 5 stars
(13 total ratings)
1 – 30
Action
Stealth Game Prototype
Rated 4.5 out of 5 stars
(6 total ratings)
Shooter
Top-down dinosaur shooter with intense multiplayer action. Play as a human or dinosaur in objective-based game modes!
Rated 4.8 out of 5 stars
(5 total ratings)
1 – 32
Shooter
A Co-Op Xeno-Horde Procedural Rogue-like
Rated 4.8 out of 5 stars
(5 total ratings)
1 – 2
Shooter
Breathtaking strategy game with astonishing graphics and gameplay. Fight for rights in the Battle for the Galaxy now!
Rated 3.6 out of 5 stars
(16 total ratings)
Strategy
Play in browser
The conspiracy is no longer a theory.
Rated 4.6 out of 5 stars
(5 total ratings)
Shooter
zero gravity arena shooter
Rated 5.0 out of 5 stars
(4 total ratings)
Action
A unique mix of bullet hell roguelite shooters and tower defense games.
Rated 5.0 out of 5 stars
(4 total ratings)
1 – 2
Action
Deploy to a distant moon to construct futuristic factories and harvest dark matter.
Rated 4.4 out of 5 stars
(5 total ratings)
1 – 2
Simulation
An online multiplayer strategy game
Rated 4.8 out of 5 stars
(4 total ratings)
Strategy
Play in browser
Martian invasion survival project
Rated 4.2 out of 5 stars
(5 total ratings)
Survival
Starfall Tactics is a free to play, MMO real-time space wargame that mixes tactical combat with in-depth customization.
Rated 4.5 out of 5 stars
(4 total ratings)
Strategy
Take the challenge of surviving waves of increasingly difficult evil mutants! Grab a friend to hunt and slay them.
Rated 5.0 out of 5 stars
(3 total ratings)
Shooter
Sci-fi Shooter
Rated 5.0 out of 5 stars
(3 total ratings)
Shooter
Play in browser
Compete for resources in a crowded galaxy!
Rated 3.8 out of 5 stars
(6 total ratings)
1 – 4
Strategy
Play in browser
A multi-user roguelike in space!
Rated 4.7 out of 5 stars
(3 total ratings)
Role Playing
Free-to-play SciFi MMORTS for PC.
Rated 4.7 out of 5 stars
(3 total ratings)
Strategy
Design unique ships and grow the ultimate space mining fleet as you battle for riches and glory in an alien wasteland.
Rated 4.7 out of 5 stars
(3 total ratings)
Action
Play in browser
A competitive third person shooter / rhythm game set to only the hardest rave bangers
Rated 4.3 out of 5 stars
(3 total ratings)
1 – 8
Shooter
Evolves from Medieval age to the Spatial Age - Online!
Rated 5.0 out of 5 stars
(2 total ratings)
1 – 255
Strategy
Online multi-player game in development... huge persistent sandbox world where you can help colonize the planet!
Rated 5.0 out of 5 stars
(2 total ratings)
Simulation
Space Battle Game - Fight among the stars for the gods of the universe!
Rated 5.0 out of 5 stars
(2 total ratings)
Shooter
Fast-paced multiplayer FPS game
Rated 5.0 out of 5 stars
(2 total ratings)
1 – 64
Shooter
First-person, co-op horror game about capturing an alien.
Rated 5.0 out of 5 stars
(2 total ratings)
1 – 6
Survival
Whether you are fighting for your life or chasing after your meal, only one comes out alive.
Rated 5.0 out of 5 stars
(2 total ratings)
Survival
Alien Garden a free to play, fast paced MMO with 16 bit worlds and bullet hell elements.
Rated 4.0 out of 5 stars
(3 total ratings)
1 – 200
Survival
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