Artwork for Protocol: Umbra

Protocol: Umbra

May 08, 2026

Protocol: Umbra is an unsettling, observation-driven psychological horror game inspired by I’m on Observation Duty and FNaF, built in Python with Pygame-CE and powered by my own UI framework, Tessella. You are the AI of a spaceship orbiting a mysterious celestial body at the edge of the solar system. While the crew sleeps, you stay awake - watching through cameras, monitoring the vessel, and searching for anomalies. At first, it’s only small things: a misplaced object, a door open when you’re

Developers:

cuait

Publishers:

cuait

Themes:

Horror

Game Modes:

Single player

Where to buy:

Additional Links:

More at:

IGDB