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Top freeavailable in English with server-based network multiplayer tagged Sci-fi (106 results)

106 results

Explore games available in English 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 available in English with server-based network multiplayer to itch.io to have them show up here.

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Open Source Pixelart Sci-Fi Real Time Strategy Game
1 – 63
Strategy
Build spaceships and explore the cosmos
1 – 4
Simulation
The hidden unit board game of strategy and cunning
Strategy
The conspiracy is no longer a theory.
Shooter
6dof high speed, extremely high skill ceiling racing
Racing
AstroBrawl is a 2D multiplayer fast-paced shooter in space
1 – 4
Action
Play in browser
Deploy to a distant moon to construct futuristic factories and harvest dark matter.
1 – 2
Simulation
Breathtaking strategy game with astonishing graphics and gameplay. Fight for rights in the Battle for the Galaxy now!
Strategy
Play in browser
Free-to-play SciFi MMORTS for PC.
Strategy
Multiplayer arena-like first-person-shooter in generated destructible voxel worlds.
1 – 8
Shooter
Play in browser
A spiritual successor of Hidden Source.
Shooter
Starfall Tactics is a free to play, MMO real-time space wargame that mixes tactical combat with in-depth customization.
Strategy
Take the challenge of surviving waves of increasingly difficult evil mutants! Grab a friend to hunt and slay them.
Shooter
Top-down dinosaur shooter with intense multiplayer action. Play as a human or dinosaur in objective-based game modes!
1 – 32
Shooter
Movement Based Sword Fighting PVP
1 – 16
Action
Cross-platform MMO 3D strategy with combat management in real time. A combination of space simulator, strategy and RPG
Strategy
Redshift 7 is an open world action adventure game taking place in a distant galaxy overrun by hostile alien life.
Action
the open source platform for intergalactic archaeology
Simulation
Play in browser
In Object Wars, fight other players in a colorful house and in several game modes like death match or infection mode
1 – 8
Shooter
An online multiplayer strategy game
Strategy
Play in browser
Multiplayer SCP game that takes place in Area-42
Action
Project Cybertronic is a zero gravity Sci-Fi online multiplayer shooter.
Shooter
Arcade shoot-em-up game where you control time and blast stuff!
1 – 2
Shooter
A multi-user roguelike in space!
Role Playing
Alien Garden a free to play, fast paced MMO with 16 bit worlds and bullet hell elements.
1 – 200
Survival
Stealth Game Prototype
Shooter
A competitive third person shooter / rhythm game set to only the hardest rave bangers
1 – 8
Shooter
A Co-Op Xeno-Horde Procedural Rogue-like
1 – 2
Shooter
Sci-fi single and multi player Roguelike on the Jupiter moon
Role Playing
Sci-fi Shooter
Shooter
Play in browser
zero gravity arena shooter
Action
Design unique ships and grow the ultimate space mining fleet as you battle for riches and glory in an alien wasteland.
Action
Play in browser
Virtuverse is a Sci-Fi RCE MMORPG. Combining an intuitive economy system with action-based gameplay
Action
1 – 128
Shooter
A quantum mechanics coop puzzle game
2
Puzzle
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