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Sci-Fi Games Prev 1 2 Next
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Ace Online
Get behind the controls of sophisticated fighter ships known as “Gears” and battle in this intergalactic world at war. Complete missions, team up with other players or take them down in intense aerial dogfights.
Free to play indefinitely.
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| http://ace.subagames.com/ |
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Air Rivals
Air plane fighter jet dog fighting game, similar to Space Cowboy.
Free to play indefinitely.
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| http://www.airrivals.net/ |
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Alien Adoption Agency
"Together, the unique game-play, and the cohesive community, explain why there are many people who have been playing AAA for years. However, the AAA is truly beyond any description- to truly understand why so many people spend so much time playing, you'd need to play the game yourself..."
Free to play indefinitely.
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| http://www.alienaa.com/ |
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Alien Arena
"What would happen if you took Quake 3 Arena, UT, a few Martians, some weird robots and gadgets, threw them in a blender and pressed the button? You'd have Alien Arena, that's what!"
Free to play indefinitely.
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| http://icculus.org/alienarena/rpa/aquire.html |
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Allegiance
"Tired of mindless shooters? Welcome to the multiplayer space combat simulation where teamwork is king!"
Free to play indefinitely.
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| http://www.freeallegiance.org |
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Ambroid
"Ambroid is THE GAME OF WAR. The idea of the game is to build up your squad base to look after your squad and get your squad to destroy other squads from other alliances, to get more land to make your squad bigger. The bigger your squad, the better your forces, the more chance of winning battles and so on."
Free to play indefinitely.
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| http://www.ambroid.co.uk/ |
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Anarchy Online
Futuristic science fiction RPG. Step almost 30,000 years into the future, to an age where common surgical implants and microscopic nano-bots can relieve most forms of human suffering... or transform even a child into a weapon of destructive force.
Free, with option to pay for additional features.
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| http://www.anarchy-online.com/ |
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Astro Empires
A free massively multiplayer game of space strategy. Build your bases and spaceships, research new technologies, fight battles, make alliances, and much more...
Free, with option to pay for additional features.
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| http://www.astroempires.com/ |
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Battle Dawn
"Battle Dawn is a game based on strategy, community and skill. Your goal is to ultimately become the strongest leader on earth, supreme to all others. You must learn to use diplomacy, resources and military to aid in your quest for ultimate power."
Free, with option to pay for additional features.
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| http://www.battledawn.com |
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Botbattle
"Botbattle is a worldwide arena for building your own bots and watching them destory other bots online. The goal at Botbattle.com is to advance bot programming technology and teach programming methods using a fun mutiplayer game."
Free, with option to pay for additional features.
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| http://botbattle.3x.ro/ |
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Bots
BOTS is a multi-player online fighting game with a lot of quick-paced action. There is a multi or single player story mode, player vs. player mode and player base attack mode.
Free to play indefinitely.
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| http://bots.acclaim.com/ |
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Cosmic Encounter Online
A one to four player game where humans actually have their brains augmented with alien intelligence. As an alien with a unique cosmic power, you use a blend of strategy, cunning, and diplomacy to defeat or collude with opposing aliens and build colonies across the galaxy.
Free, with option to pay for additional features.
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| http://www.CosmicEncounter.com/ |
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DarkSpace
DarkSpace is a Multiplayer Online Game set in the time of space travel and interstellar warfare. Combines tactical ship to ship combat with strategy in a team orientated game. Players gain prestige, which expands their ship privileges.
Free, with option to pay for additional features.
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| http://www.darkspace.net/ |
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Entropia Universe
Free science fiction RPG: "The Entropia Universe is more than a game. The Entropia Universe is for real. Real people, real activities and a Real Cash Economy in a massive online universe."
Free, with option to pay for additional features.
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| http://www.entropiauniverse.com |
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EVE Online
EVE is a sci-fi massively multiplayer online game. Players take the role of spaceship pilots seeking fame, fortune, and adventure in a huge, complex, exciting, and sometimes hostile galaxy.
Free trial period, then pay to continue playing.
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| http://www.eve-online.com/ |
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Exteel
"A fully loaded futuristic shooter that puts you in control of heavily armored, completely customizable mechs. You'll cruise into combat, destroy your opponents and compete for total domination."
Free to play indefinitely.
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| http://www.exteel.com/ |
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Galactic Conquest
"Galactic Conquest is a free web-based Massively Multiplayer Online Game, concept similar to StarTrek, StarWars, Master of Orion and layout similar to Championship Manager. You play as the leader of an empire, expanding your economy, military and power by diplomatic and military means. "
Free to play indefinitely.
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| http://gc.gamestotal.com/ |
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Hostile Space
"Hostile Space is a massively multiplayer online role playing game that takes place in a vast persistent galaxy. Players take on the role of a star ship captain with goals including planetary exploration, mining, bounty hunting, smuggling goods, and taking on terrible space monsters. "
Free trial period, then pay to continue playing.
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| https://www.hostilespace.com/ |
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Hyperiums
Massively multiplayer strategy & diplomacy game featuring space wars, trading, alliances, spying, role playing and much more, in a permanent universe.
Free, with option to pay for additional features.
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| http://www.hyperiums.com |
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Mech Quest
Customize your own mechs, train at the academy, complete missions and battle other players in this futuristic sci-fi RPG.
Free, with option to pay for additional features.
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| http://www.mechquest.com/ |
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MU Online
A massively multiplayer online RPG with stunning graphics. MU has over 100,000 combinations of armors, weapons and defensive tools. Therefore, as you slowly and lovingly build your character, you will be amazed and overwhelmed by the majesty of your efforts.
Free, with option to pay for additional features.
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| http://www.muonline.com |
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Netrek
"Netrek is a multiplayer battle simulation game with a Star Trek theme. Up to 16 players are divided into two teams representing the Empires that fight for dominion over the galaxy."
Free to play indefinitely.
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| http://www.netrek.org/ |
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Nexuiz
3D deathmatch game available for download for Windows, Mac, and Linux.
Free to play indefinitely.
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| http://www.nexuiz.com/ |
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OGame
"You start out with just one undeveloped world and turn that into a mighty empire able to defend your hard earned colonies. Create an economic and military infrastructure to support your quest for the next greatest technological achievements. Wage war against other empires as you struggle with other players to gain the materials."
Free, with option to pay for additional features.
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| http://ogame.org/ |
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Quantum Legacy
Real time strategy set in the future. Command units on the attack and attempt to destroy the enemy's drop ship.
Free to play indefinitely.
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| http://www.quantumlegacy.com/ |
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Robostrike
"Welcome to Robostrike online: a real-time online free game. This flash game offers strategy and action and lets you compete against other online players. Here, you take control of a robot, slugging it out for survival with other players and trying to catch all the computer chips scattered over the game board. And if you want, you can even custom-build your own game board playing environment."
Free to play indefinitely.
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| http://www.robostrike.com/ |
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Shattered Galaxy
A massive squad strategy game. Graphics and game play similar to StarCraft. War, Chaos, and Stratigy. A cross between RuneScape and StarCraft.
Free, with option to pay for additional features.
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| http://www.sgalaxy.com/ |
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Star Sonata
"Advance in a deep skill tree, using your increasing wealth and knowledge to obtain rare spaceships, devastating weapons, powerful shields... Create your own team and raise it to dominance, eventually seizing control of the entire universe and being crowned emperor."
Free, with option to pay for additional features.
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| http://www.starsonata.com/ |
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Starport Galactic Empires
Build up your character and upgrade your ship. Haul valuable cargo and transport passengers through vast hostile space. Begin building your empire by constructing planetary colonies.
Free, with option to pay for additional features.
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| http://www.starportgame.com/ |
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Tremulous
In this sci-fi combat game you can choose to play a human soldier using a range of weapons and armor to fend off the alien menace... or play as an alien, using your bite, claws, speed and poison to eliminate the humans.
Free to play indefinitely.
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| http://tremulous.net |
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Unification Wars
Unification Wars is a free online strategy game with over 350,000 members. You are the leader of your civilization, and your goal is to expand the power of your empire by diplomatic or military means.
Free, with option to pay for additional features.
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| http://uc.gamestotal.com/ |
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Vega Strike
"Vegastrike is an OpenSource 3D Space Simulator. Currently in Beta developement, the project, at version 1.0, is to be a generic space simulator. Current features include split-screen play, trading, exploration and of course plenty of shoot 'em up action."
Free to play indefinitely.
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| http://vegastrike.sourceforge.net/ |
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War of Conquest
A highly addicitive strategy war game with cash prizes. Develop your nation, form alliances, research technologies, and fight battles over resources and the mysterious orbs scattered throughout the enormous game world. The longer you hold an orb, the more money you win.
Free, with option to pay for additional features.
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| http://www.warofconquest.com/ |
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