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How to install "HORROR - One Block (dweller) "

It's regular one block survival, but with many dwellers to give you a chilling experience (optimized)

Author

kamussy

Downloads

225.1K

Last Updated

May 3, 2026

Mod Loaders

Forge

Minecraft Versions

1.20.1 1.19.2
Horror Combat / PvP Map Based Multiplayer Skyblock

Quick Install ID

#one-block-horror-dweller

Install HORROR - One Block (dweller) in GDLauncher

HORROR - One Block (dweller) runs on Forge. Pick whichever your existing instance uses, or create a new one. GDLauncher installs the correct loader automatically.

Install on Forge

  1. Open GDLauncher and create a new instance (the + button on the Library page).
  2. Pick the Forge loader and a Minecraft version that HORROR - One Block (dweller) supports (1.20.1, 1.19.2 are common choices).
  3. Open the new instance, go to the Addons tab, and click Add Addons.
  4. Paste the Quick Install ID #one-block-horror-dweller, find HORROR - One Block (dweller) in the results, and hit Download. GDLauncher pulls dependencies automatically.
  5. Hit Play. That's it.

Before you install

Make sure your Minecraft version matches what HORROR - One Block (dweller) supports. As of the latest release, 1.20.1, 1.19.2 are supported. HORROR - One Block (dweller) only runs on Forge; mods built for other loaders won't work. GDLauncher checks compatibility for you and won't install something incompatible with the instance you've chosen.

Frequently Asked Questions

Is HORROR - One Block (dweller) free?

Yes. HORROR - One Block (dweller) is free to download and install through GDLauncher. GDLauncher itself is also free and ad-free.

What Minecraft versions does HORROR - One Block (dweller) support?

HORROR - One Block (dweller) supports Minecraft 1.20.1, 1.19.2. GDLauncher will automatically pick a compatible version when you install it.

Does HORROR - One Block (dweller) require Forge or Fabric?

HORROR - One Block (dweller) requires Forge. GDLauncher will install the correct loader automatically when you create an instance.

How do I install HORROR - One Block (dweller) ?

Open GDLauncher, go to your instance's Addons tab, click Add Addons, and paste the Quick Install ID #one-block-horror-dweller. GDLauncher handles dependencies and the right Minecraft version automatically.

Who made HORROR - One Block (dweller) ?

HORROR - One Block (dweller) is made by kamussy. The full project lives on CurseForge (https://www.curseforge.com/minecraft/modpacks/one-block-horror-dweller).

Need help?

Read our troubleshooting guide, check the guides section, or join the GDLauncher Discord community.

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