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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

Singleplayer

Games that can be played alone

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single-player

Top free HTML5
tagged Sci-fi and Singleplayer (1,661 results)

1,661 results

Explore HTML5 games tagged Sci-fi and Singleplayer on itch.io · Upload your HTML5 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
Progress Station
Command and upgrade your space station traveling through the vastness of space.
Kringel Games
Simulation
Play in browser
Heaven's Cybernetic (De)Athlete: ZEUG
Stand to attention, dog. The next game is about to begin.
DOMINO CLUB
Shooter
Play in browser
The Final Earth 2
Build a futuristic space colony!
Florian van Strien
Simulation
Play in browser
Download Simulator
A incremental game about downloading fast
SirTodd
Simulation
Play in browser
GIF
Xenospore
Destroy tiles to prevent the Xenospore from spreading!
Aviv Levy
Puzzle
Play in browser
bunny bye-bye
help a little alien friend clean their space station in 20 puzzling levels!
wormpod
Puzzle
Play in browser
Solar Colonies
Tame the unstable climates of barren and inhabitable planets, then colonize them!
Fenderbate
Strategy
Play in browser
DEEP (Beta)
Classic style FPS game
Fellowship of the Game
Shooter
Play in browser
Bullet And Cry In Space
Action horror scifi game set in a dark spaceship
Studiohammergames
Shooter
Play in browser
GIF
10-103: NULL KELVIN
Infiltrate. Investigate. Exterminate.
Nerdspartan
Action
Play in browser
GIF
TAG: Tower Attack Game
Tower Defense, but you're not defending!
Sugar Potato
Strategy
Play in browser
The Assessment (LD50)
A short collection of minigames inspired by the WarioWare games!
FRESH
Puzzle
Play in browser
GIF
10-103
A short action and narrative horror experience as a Special Ops. Infiltrate. Investigate. Exterminate.
Nerdspartan
Survival
Play in browser
Glitcheon
Glitches are power
River Forge Games
Platformer
Play in browser
GIF
Deadlocked
Shooter for LowRezJam 2016
khreathor
Shooter
Play in browser
GIF
Nocturne
Narrative, music-based puzzle game about a man lost in space
Team SolEtude
Puzzle
Play in browser
GIF
some say it has always been here
[]
..
Visual Novel
Play in browser
DON'T SAY YES
DON'T SAY "YES" no matter what. A Game Boy-style visual novel that takes five to ten minutes to complete.
realkey
Visual Novel
Play in browser
GIF
Prime Mover
ZX Spectrum-style platformer
helpcomputer0
Platformer
Play in browser
GIF
Solous
> Rythm game with leaderboar. One level, one song, and only one can beat the whole world.
THC_games
Rhythm
Play in browser
Reasonable Claustrophobia (LD42)
The walls are closing!
Retrosaur
Action
Play in browser
DOL-OS
Inside ancien ruins, you find an old computer...
manonamora
Interactive Fiction
Play in browser
Lunar Station
Escape the darkness as you quickly puzzle your way out of the Lunar Station
Sheeproid
Action
Play in browser
The Backrooms: Game Boy Edition
A rescue mission inside the backrooms.
Permafried Games
Adventure
Play in browser
Lost In Space
Fight off the intruders and find your way out. Survive in a situation where your only way out is on a broken suit!
VOiD1 Gaming
Survival
Play in browser
GIF
Reflector: Laser Defense
roguelike colony management in an hour
MichaelMakesGames
Strategy
Play in browser
GIF
Insurgence
Obey MUTHER or be terminated. Made for the #confessionjam 2019
dreamingamaris
Role Playing
Play in browser
GIF
The Runic Conjecture
Experiment and learn the meaning of mysterious runes is this magical puzzle game
Lio Lim
Puzzle
Play in browser
Quiet Space
Alone and isolated, floating through the quiet of space…
cookiecrayon
Adventure
Play in browser
Doctor Who Fan Made Adventure Game Demo
Fan made point and click adventure game inspired by Doctor Who.
GlowCapGames
Adventure
Play in browser
GUTLESS
hadopelagic false light
DOMINO CLUB
Interactive Fiction
Play in browser
The Last Guardian
RichieMilos
Action
Play in browser
Unto the Night
Are we really alone?
Nic June
Interactive Fiction
Play in browser
STRANGERS
Explore a world where even the air isn't safe to breathe.
S. Marie
Interactive Fiction
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
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