About Backrooms Mainframe

Backrooms Mainframe is an Indie, Adventure, Strategy, and Early Access game developed by Stackpack Games. On 12/23/2022, it was released on the Steam Store by Stackpack Games.

It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.

According to Steam’s category system, Backrooms Mainframe supports the following features:

• Single-player
• Multi-player
• Co-op
• Family Sharing
• Online Co-op

From the Steam community, Backrooms Mainframe has been tagged with the following user tags:

• Procedural Generation
• Multiplayer
• Co-op
• First-Person
• Gore
• Horror
• Strategy
• Indie
• Early Access
• Online Co-Op
• Adventure
• Singleplayer

Media & Sceenshots

Watch the featured video for Backrooms Mainframe and see the latest screenshots from the Steam Store.

Related Packages

Backrooms Mainframe is referenced by 1 package in the Steam Store. A package (or sub) is simply an item that can be purchased on Steam.

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Find a new game to play just like Backrooms Mainframe through our curated lists. Steambase uses Steam's User Tag and Genre system (and other game stats) to curate a list of the best and most loved games similar to Backrooms Mainframe.

Soures & References

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Backrooms Mainframe data has been sourced from:

• Valve Corporation. (2025, May 23). Backrooms Mainframe on Steam. Steam Store.
• Valve Corporation. (2025, May 23). Backrooms Mainframe. Steam Community Hub.