
The Backrooms
Adds the backrooms with some extra good loot.
Screenshots




About this Mod
The Backrooms
Adds the backrooms dimension with some extra good loot.
Features
- Adds a custom dimension being the backrooms, which can be accessed by throwing an enderpearl at a yellow carpet and can be left by right clicking a bed in the backrooms.
- Contains barrels which can contain enchanted books with higher levels than usually available: Swift Sneak 4, Feather Falling 5 and Respiration 4
- They can also have Knockback sticks
- The custom dimension is full of wood, stone and other things with different biomes including
- Normal (Stripped birch log, Sandstone, Polished diorite and Ochre froglights)
- Red (Stripped acacia log, Sandstone, Polished diorite and Ochre froglights)
- Stone (Cobblestone, Stone, Smooth stone and Sea lanterns)
- Wood (Oak log, Oak planks, Redstone lamps and Levers)
- Also has cobweb filled sections, water sections and sculk sections
- Has a monster which does a lot of damage but can be killed and drops rubber armour, reversing knockback
Fully server-side, no client installation needed (unless you want it in singleplayer).
Available Versions
How to Install The Backrooms on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set fabric Loader
In the panel under "Egg", select the fabric loader and matching Minecraft version (1.21.8).
Install Mod
Open the mod browser in the dashboard and search for "The Backrooms". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.8, 1.21.7, 1.21.6 (+2 more)
Server-side
✓ RequiredRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
The Backrooms server crashes on startup – what to do?
Most common cause: wrong fabric version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.21.8). You can switch loaders with one click in the panel.
Is The Backrooms compatible with fabric?
The Backrooms officially supports fabric for Minecraft 1.21.8, 1.21.7, 1.21.6. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with The Backrooms – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if The Backrooms consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.
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