Explore games & page sections

Indie · Puzzle · Simulator

Protocol: Umbra

About

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.

Developer
cuait
Publisher
cuait
Genres
Indie, Puzzle, Simulator
Platforms

Ways to play

Single player

Release information

PlatformRegionDate
worldwideOct 08, 2025
worldwideMay 08, 2026