Group game
Oxygen Not Included
A dense colony sim where a shared-base multiplayer mod lets multiple players coordinate one colony.
Price unavailable
colony simautomationmods
Players
1 player, 2+ with alpha mods
Online
No
Local
No
Session
60+ min
Commitment
30–100h
Modded multiplayer warning
The Steam Workshop alpha says all players share controls over one colony and lists sync limitations, so keep expectations modest.
View ONI Multiplayer ModLarge-group note
Solo by default. Current multiplayer projects are alpha/WIP and do not sync every system yet.