The Backworld

This mod adds the Backrooms to Minecraft. It is based off the popular fictional universe titled "the Backrooms".

129 Downloads

neoforge

Rent Server with this Mod

Screenshots

About this Mod

Based off the popular fictional universe, this mod adds the Backrooms to your game.

If you ever end up in the wrong spot, and the blocks line up perfectly, you may end up in an inescapable labyrinthine structure of infinite rooms and the buzz of lights, surrounded by monoyellow and wet carpet that never dries.

Available Versions

The Backworld 1.0.0beta

MC 1.21.4, 1.21.5, 1.21.6, 1.21.7, 1.21.8, 1.21.9, 1.21.10, 1.21.11neoforge

February 7, 2026

How to Install The Backworld on Your Server

Order Server

Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).

Set neoforge Loader

In the panel under "Egg", select the neoforge loader and matching Minecraft version (1.21.11).

Install Mod

Open the mod browser in the dashboard and search for "The Backworld". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

neoforge

Minecraft Versions

1.21.11, 1.21.10, 1.21.9 (+5 more)

Server-side

✓ Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

The Backworld server crashes on startup – what to do?

Most common cause: wrong neoforge 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 (1.21.11). You can switch loaders with one click in the panel.

Is The Backworld compatible with neoforge?

The Backworld officially supports neoforge for Minecraft 1.21.11, 1.21.10, 1.21.9. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with The Backworld – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if The Backworld 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.