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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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New & popular free HTML5
tagged Aliens (2,317 results)

2,317 results

Explore HTML5 games tagged Aliens on itch.io. Featuring extraterrestrial beings, these games often explore themes of space travel, alien invasions, or interstellar di · Upload your HTML5 games to itch.io to have them show up here.

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What Remains Protected
by Jade Lee & Michael Han
mincedkale
Platformer
Play in browser
Galaxi Taxi
SAVE THE ALIENS! (Before there's no space)
Eee0001
Play in browser
Stranger
Dark streets! Cruel gangs! Hard mission!
Blackbird
Platformer
Play in browser
Duck-stronaut
Defend a planet and blast away foes with your toaster gun.
Finlay
Shooter
Play in browser
Daemon's Loop
The cycle repeats… unless you break it.
Nodnin Studios
Platformer
Play in browser
Ironclad Angels
Twin-stick heavy armor action!
Eliot Waters
Shooter
Play in browser
Alien Sign Language
Get lost in an alien resort and speak with your whole body.
TCog
Puzzle
Play in browser
Crusaider vs Aliens
litteraly a knight versus a lot of aliens
clm-msch
Action
Play in browser
Roguestar Made
Star of this monochrome, retro world, made rogue.
redux
Platformer
Play in browser
Planet Crushers
Squeeze planets for every bit of profit
Ravernt
Action
Play in browser
Invaders in Night City
Invaders from outer space have arrived in Night City!
itsTeresa
Action
Play in browser
GolazoQuiz
GolazoQuiz Videojuego de futbol
FebaDev
Educational
Play in browser
Alien Escapade
PhoenixRiderDev
Adventure
Play in browser
Escape the Truth
Rage-co-op-grame / try to escape from a secret underground lab as 2 aliens!
Yama
Platformer
Play in browser
Alien in Vision
A short interactive story about an Alien Encounter
Mikay
Interactive Fiction
Play in browser
Commander on Ground
Take Control of the situation
Minisoop
Strategy
Play in browser
SpaceCrusher
Upgrade you equipment and defeat aliens with different attaks. Have fun! WIP
EdgarSim
Shooter
Play in browser
Solar Adventure Tours
Do you have what it takes to be the best tour guide S.A.T. has to offer?
DDuncan82
Educational
Play in browser
The Alien Cafe
Serve aliens in this fast-paced cafe management game.
CodesNorth
Strategy
Play in browser
Rebels: Aliens in the West
luisporras
Visual Novel
Play in browser
Starfall
The War Against Sarnaq!
AstroPunkStudio
Role Playing
Play in browser
GIF
"FUSINO" Fusion ON! the time I was reincarnated as a Jazz experté after training classically for 20 years!
AlanQS
Rhythm
Play in browser
Astral Decoder
Decipher lost alien mail, find the right stamps, and deliver letters across planets, so nothing goes wrong!
Bas
Puzzle
Play in browser
Celestial Bodies
Hop between celestial bodies and annihilate aliens in this wave-based shooter. Built for Alakajam #21.
FisherBitGameDev
Survival
Play in browser
Glorpoo and the Fricken Awesome Trip
You gotta do the drive to Earth... I hope nothing goes wrong...
FoxgloveDinner
Survival
Play in browser
Cows, Sharks & UFO
FazDevGuy
Platformer
Play in browser
Lucky's Adventures
Nothing can go wrong...right?
Kristof Danyi
Adventure
Play in browser
Starship Striker
Choose your ship and do battle. How long can you survive?
Yannyx
Action
Play in browser
Planet-A2
Planet & Solar system Creator
LLGM
Play in browser
Glootle's Tootle
Help this little alien get to his ship!
hijinks1
Play in browser
Trees VS Aliens
Aliens are invading earth, only trees can stop them
Nebulaoblivion
Shooter
Play in browser
The Roswell Affair
Fix your UFO and escape Area-51.
gravemind_fan
Adventure
Play in browser
Alien Mission - The Last Heaven
Try to get to the last heaven without hitting the wall. Beware of enemies
DosCodes
Action
Play in browser
Attack of the Tyranides
Shoot on Tyranides who invade our planet earth
ShoamStorm
Shooter
Play in browser
Moo To Main Control
This is Moo to Main Control. You are our last line of defense against the alien invasion.
ToastedIronStudios
Action
Play in browser
Kite Flight
THIS PLANETS DEADLIEST LIFEFORM HAS BEGUN TO SWARM. YOU MUST ESCAPE KITE FESTIVAL ISLAND.
20mice
Play in browser
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