The Portsmoor Abysm

All Steam Releases & Patches — Version-Specific Cheat Table Compatibility

Track every major release, minor update, patch, and hotfix for this game directly from the Steam API. Each version lets you attach precise .CT tables and clearly mark compatibility status — so users know exactly which cheat table works with their current game build.

Pre Announce Major Update

Demo/Episode 1 Chamber Update

View Details Build ID: 23184216
Pre Announce Major Update

Atmospheric Effects Update

View Details Build ID: 23122907
Small Update

Update Notes for version 2026.04.27

View Details Build ID: 22979353
Pre Announce Major Update

Major Environment Art Update

View Details Build ID: 22857361
Small Update

Update Notes for version 2026.04.06

View Details Build ID: 22665755
Small Update

Update Notes for version 2026.03.29

View Details Build ID: 22554620
Small Update

Update Notes for version 2026.03.22

View Details Build ID: 22452401
Major Update

The Portsmoor Abysm - Out Now!

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Pre Announce Major Update

Abysm Changes Name to "The Portsmoor Abysm"

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Pre Announce Major Update

Abysm Demo Updated to Next Fest Release

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Small Update

Abysm Demo updated to version 2026.01.13

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Small Update

Abysm Demo updated to version 2025.11.18

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Small Update

Abysm Demo updated to version 2025.11.11

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Initial Release