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Aliens

Featuring extraterrestrial beings, these games often explore themes of space travel, alien invasions, or interstellar diplomacy. Encounter mysterious life forms, defend against alien threats, or uncover the secrets of the cosmos in these otherworldly adventures.

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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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Aliases...

Projects tagged with the following aliases will automatically show up on this page:

sci-fi

Latest HTML5
tagged Aliens and Sci-fi (442 results)

442 results

Explore HTML5 games tagged Aliens and Sci-fi on itch.io · Upload your HTML5 games to itch.io to have them show up here.

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Project AURIS
Break codes and decrypt documents in this terminal-based cryptography puzzle game.
Apophiskhan
Puzzle
Play in browser
The Selfish Gene
Your mission is simple. Infiltrate the ship. Kill the alien queen. What could go wrong?
Fahrengeit
Interactive Fiction
Play in browser
Heavier Skies
Explore the moon, knowing your sacrifice will provide opportunities for humanity
TheMouse
Survival
Play in browser
Grublion
Use your machinery to lure the elusive Grublions to their final resting place.
Kelpless Studio
Puzzle
Play in browser
Ufo Attack
A lunar lander clone based on dylan bennetts game development zine
AntheaGames
Play in browser
Type & Destroy
Roguelike game to learn typing on your keyboard as a PRO having fun.
Appletreedev
Educational
Play in browser
Galactic Intruders (0.1 OUT NOW)
Space Shoot 'em Up
bintar
Shooter
Play in browser
VenoShot
Fight poison with...more poison!
prokenya
Shooter
Play in browser
Slorb's Big Break
born 2 slorb
crabsmack
Puzzle
Play in browser
Billy 3
Fabio Marras
Platformer
Play in browser
Egg Sac
You've got to risk it for the biscuit!
Cats on Keyboards Collective
Action
Play in browser
HAMMERED
Ellie Bee
Play in browser
Doctor UFO
Opera en gravedad cero: salva a tu tripulación colocando sus órganos antes de que sea demasiado tarde.
Tinku Verse
Puzzle
Play in browser
Star Crossed
Join the reality TV show Star Crossed! Date the hottest singles in the galaxy! Romance aliens! Or die trying!
ufo-studios
Visual Novel
Play in browser
Alien Beats
Find the aliens amongst the humans and send them to a safer place
Floramisu
Puzzle
Play in browser
Space Nostrum
Explore the near space in search for Ether. Mind your resources and crew in order to be successful.
Elkedran
Strategy
Play in browser
Rescue Ship
A shmup-like pico-8 game about protecting another ship
d0movoy
Shooter
Play in browser
SpaceLoop Traffic Control HQ
Work as a spaceloop traffic controller. Direct ships, avoid crashes, and become employee of the day!
Dino0040
Strategy
Play in browser
Operation Loophole
Stop an alien invasion by driving in loops!
SquidSnoozeStudio
Action
Play in browser
The Inferno Complex
A looping top-down shooter that takes place in an artificial hell.
Attila Puzder
Shooter
Play in browser
Defense program: cyborg
Launch it in seconds! Train your cyborg, shoot lasers, repeat, with a twist!
Dev_Sophia
Action
Play in browser
Bunny Through The Loop
Shoot Aliens And Tie Your Shoes
DollUnraveled
Action
Play in browser
Pilot Kosmonot
Physics based shooter
Dovakat
Shooter
Play in browser
F.L.O.P. - Front Line Orbital Patrol
Boost and shoot your way to victory as you survive a fervid alien onslaught!!
All You Need
Shooter
Play in browser
Zhorblox Colony V.10.6
creepy, point and click, meditation, simulation, small, funy,
Zekhat
Simulation
Play in browser
Bloop Journey
Will you be able to survive... no THRIVE!?
antotruc
Action
Play in browser
Starlight Odyssey
Explore space. Save your race. Eat yourself to survive. Can you reach Earth in time? Starlight Odyssey begins now
Byte Colony
Survival
Play in browser
Power Vacuum by SusTree
Fuel up your ship before your fuel tank corrodes!
Casita Games
Survival
Play in browser
Scan Bros
Scan and probe everything and get the highest science score.
gordonshamway23
Play in browser
Project: Colt
Satoware Studio
Shooter
Play in browser
Chitinfall
An endless platformer with intense music and shooting bugs.
Folkor
Platformer
Play in browser
Like Shooting stars
When que the alien crash lands on Milo's property, what is she to do. Short game made for tiny vtuber game jam.
Arcanepursuit
Play in browser
Stellar Frontier: Rush
Stop aliens and meteors from reaching your mothership
Statchy
Shooter
Play in browser
ALONE
A short game about finding new species on an extraterrestrial planet
kiarz
Adventure
Play in browser
Mouse-Wheel Drive
The increased literal grip of MWD can improve vehicle stability.
peittov
Play in browser
Space Adventure
Float through the stars, dodge alien dangers, and survive deep space in this cosmic mini-odyssey!
G2G2
Survival
Play in browser
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