IndieCommunity

Protocol: Umbra

By cuait · 8 May 2026

Puzzle Simulation

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At a glance

Protocol: Umbra is a puzzle video game developed by cuait, released on 8 May 2026 on PC.

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.

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Released5 months agoMay 2026

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Steam news

The latest announcements posted on the game's Steam page.

Steam

13 June 2026New Map: The Warehouse

Welcome back to Earth, Daedalus. This update brings a new playable map with new rooms, anomalies, and logs, expanding the game's lore. THE WAREHOUSE Something followed you home after the Orion mission. This new map takes place in an abandoned training facility

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