Toptagged Sci-fi (74 results)
Explore game mods 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 game mods to itch.io to have them show up here.
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Cosmic Adventures with Wars and Aliens
Doom II Total Conversion
An expansion on the Mothership panic rules and strange asylum for your players to relax in...
Spaceflight Simulator Rocket Part's Mod
A Mothership Module
A character class for Mothership
a funky purple weapon mod for Zandronum/LZDoom
Custom Starting Sector for Ironsworn: Starforged, designed by Shawn Tomkin.
A playbook for Galactic 2e
A bone gorging affliction to haunt your players
Homebrew manufacturer for the LANCER TTRPG based on angels and holy figures.
Funniest shit you will ever play
Grisly cybernetics from the bleak streets of CY.
ship-to-ship combat ruleset for the world's most popular TTRPG system
a Kill Team adventure game
A potent drug made with a very special ingredient.
The most infamous SecOps in the city.
A Pocket sphere for Troika!
COPPERCUBE 6.5.1 TUTORIALS
A campaign for Barren Planet
There is cheating, and then there is this mod pack!
Pack of Pico and Cube Sats for SLS
Lego Star Doom is a crappy Map pack for Doom II with a theme based on the popular LEGO STAR WARS toyline and video game
In Century: Save the Earth, you take the place of the lone scientist in a strange solar system!
Roleplay, bluff and invent during the amoebic, American forever-war.
Run in browser
Use the megacorps to destroy the megacorps.
Nobody starts a punk.
Terrain tables for MEAT Grinder X.
Android pvnks for CY_BORG.
Improves the original gameplay with minor and major changes.
HEAVY WIP, updates sporadic as my brain receives horrific visions from RA itself.
No, really. It doesn't change.
An esoteric supplement for Troika
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