Error 259

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.

Small Update

Optimization Update!

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Small Update

ERROR 259 REVIVAL UPDATE!

View Details Build ID: 19691766
Pre Announce Major Update

Blood & Bombs: Regular Update!

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Pre Announce Major Update

Blood & Bombs: Halloween Update!

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Small Update

Another Small patch

View Details Build ID: 15487621
Small Update

Small patch

View Details Build ID: 15481429
Major Update

Error 259 5.3 Update!

View Details Build ID: 15473356
Major Update

Error 259 OMEGA Update

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Small Update

Visual QOL changes

View Details Build ID: 15182482
Small Update

Updated Multiplayer and Bug Fixes

View Details Build ID: 15170514
Small Update

Small Bug Fixes and Changes

View Details Build ID: 15153070
Small Update

Quick Patch

View Details Build ID: 15142680
Pre Announce Major Update

Chests and Conveyors!

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Small Update

More enemies!

View Details Build ID: 15124881
Small Update

Spooky Scary Skeletons!

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Small Update

Bug Fixes

View Details Build ID: 15117550
Pre Announce Major Update

Byte Rework!

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Small Update

Big Bug Fixes

View Details Build ID: 15106590
Pre Announce Major Update

Jolt Rework!

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Small Update

The Stack Grows

View Details Build ID: 15104946
Small Update

Small Patch

View Details Build ID: 15101118
Pre Announce Major Update

Thank you all for the support!

View Details Build ID: 15099413
Pre Announce Major Update

Survivin With Style!

View Details Build ID: 15098816
Major Update

Under New Reign!

View Details Build ID: 15095526
Pre Announce Major Update

Boss Guide Book Update

View Details Build ID: 15056772
Pre Announce Major Update

Enemy Guide Book Update

View Details Build ID: 15025507
Small Update

Some quality of life stuff :D

View Details Build ID: 15020027
Pre Announce Major Update

Half way to 259! Part 1

View Details Build ID: 15005565
Small Update

Small Update

View Details Build ID: 14887979
Pre Announce Major Update

Linux Support for Error 259!

View Details Build ID: 14879317
Small Update

Lil update!

View Details Build ID: 14872813
Small Update

ARG Solved!

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Major Update

ERRRRORRR!?!!#!#^%*!@!$*!!

View Details Build ID: 14839168
Pre Announce Major Update

Price Reduction!

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Small Update

Small Patch

View Details Build ID: 14696392
Pre Announce Major Update

Frozen Over Part 2 of 2

View Details Build ID: 14682926
Small Update

Quick Patch

View Details Build ID: 14682121
Small Update

Another Update in one day because why not

View Details Build ID: 14671402
Small Update

More Frozen Friends!

View Details Build ID: 14669354
Small Update

Patch/Small Update

View Details Build ID: 14657826
Pre Announce Major Update

Frozen Over Update: Part 1 of 2

View Details Build ID: 14643294
Small Update

More Rooms and Fixes

View Details Build ID: 14597869
Small Update

Secret Mini Game Update

View Details Build ID: 14579286
Small Update

Small Balance Change

View Details Build ID: 14577925
Small Update

Quick Patch + Update

View Details Build ID: 14573547
Major Update

Error 259 Remastered Rerelease Update!

View Details Build ID: 14570124
Small Update

Error 259 Boss Health bar update

View Details Build ID: 13196960
Pre Announce Major Update

Abandoned Factory New Enemies

View Details Build ID: 13186518
Pre Announce Major Update

Error 259 Character Ability Update!

View Details Build ID: 13175427
Small Update

Error 259 Version 2.3

View Details Build ID: 13168664
Pre Announce Major Update

Error 259 New Floors Update!

View Details Build ID: 13165207
Small Update

Anti-Copyright Update

View Details Build ID: 13139215
Small Update

Error 259 Update (Version 2.1)

View Details Build ID: 13107834
Small Update

2.0 (But some extra stuff I forgor💀)

View Details Build ID: 13105075
Small Update

Error 259 2.0 Patch Notes

View Details Build ID: 13102688

Initial Release