Development Changelog

(Updates and bug fixes)

Halloween Update 2021 - 10/16/21

This update Includes: Cafeteria Revamp, Topside stairwell, Halloween decorations, Sector A small doors renewed, 30 new ASAS announcements (85 total now!!), General bug fixes.

Mutations Update Pt 1 - 2/19/22

This major update released the following to the game: brand new tasks and credit system, tram line system with 5 stations, Sector D revamped and expanded, portal room finished in advanced machinery, topside carpark, security HQ revamped and Quality of life improvements.

Mutations Update Pt 2 - 4/1/22

The part 2 update released the following: Zombies, and disinfectors to the game.

Mutations Expansion Update - 12/25/22

"This is it.... After a hiatus and 8 months, the mutations expansion update is now out! Coming with out (late) annual Christmas event and various other new areas and events as a final addition to the mutations/zombies update. You could say this is a DLC." - Devlog

IITPP Retro Hub Update ( 5 year anniversary) - 9/11/23

"To celebrate our 5 YEAR ANNIVERSARY of IITPP and the soon to reach 7 MILLION VISITS, a new group game will be made available. Featuring 8 unique past versions of IITPP, the Innovation Thermal Plant Retro Hub will be your gate way to the history of IITPP. Some locations include the iconic Pinewood transition for April fools 2021, and the 2020 Christmas update." - Devlog

Halloween Update 2023 - 10/14/23

The IITPP Halloween Update will be released this Saturday, October 14, 2023 4:30 PM EDT.

Featuring

Halloween decorations and the return of Sinister Jack!
New limited-time task NPC, Dr Zomboss.
New limited-time Halloween event (not as big as Christmas).
Revamped Office complex
Maybe more!

Christmas Update 2023 - 12/1/23

This update inlcudes decorations around the facility and the return of John the Snowman.

Major Bug fix patch - 4/14/24

The following bug fixes have been pushed to the game:

Fixed the camera on the loading screen getting stuck.
Fixed the safeguard forcing the temperature to always go down.
Fixed a meltdown, shutdown, or freezedown being able to happen during other events.
Fixed a core startup or a freezedown potentially happening during a shutdown.
Fixed getting stuck under the main elevator

Magma Renewal Update - 6/29/24

Rising Magma Event Renewal
- No longer automatic, the event requires player interaction to activate the draining systems
- Similar to/replaces the current Fire Event mechanics. The Thermal Gens Update will introduce a much more interactive style of fire suppression gameplay
- New ASAS voice lines and SFXs
Topside Reception Revamp
Warhead Event Revamp
- Features a redesign of the warhead hallways and control room by Borobushe
- The laser hallway and the new waste processing room is now randomised. Five different obbys available!
- Improved UI for the pipe puzzle
- Small changes to ASAS lines, and SFX
New and Upscaled TV Screen Slides

Halloween Update 2024 - 10/26/24

Featuring

Halloween decorations and the return of Sinister Jack!
Return of limited-time task NPC, Dr Zomboss.
Return of limited-time Halloween event and badge

Thermal Gens Update - TBA

The next update for IITPP! This update will include: Thermal gens remake, Fire/blackout rework, biodome and labs revamp, new and expanded tasks system, new animations and npcs, refurbished topside entrance, revamped storage rooms, changes + expansions to tram line, bunker revamp, revamped warhead control room and Quality of life improvements along with new misc content (announcements/tv/emails).

*All subject to change