MysteryOS

You wake up at a terminal you've never seen before. The language is alien. The interface is hostile. Every wrong click has consequences. Decode constructed languages, navigate unf…

LinuxWindowsMac

Full release

Mar 19, 2026

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MysteryOS key art

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MysteryOS key art

About This Game

You wake up at a terminal you've never seen before. The language is alien. The interface is hostile. Every wrong click has consequences. Decode constructed languages, navigate unfamiliar operating systems, and survive the unknown in this puzzle-survival experience.

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Developer and publisher

Quick facts

Release
Mar 19, 2026: Linux, Windows, Mac
Last updated
May 13, 2026
Storefronts
Steam
Genres
Adventure, Simulation, and Indie
Tags
First-Person
Social styles
Solo
Demo
Not announced

Languages

Languages
LanguageInterfaceFull audioSubtitles
English

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Read player impressions, questions, and launch notes for this game.