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How to install "Terralith"

Explore almost 100 new biomes consisting of both realism and light fantasy, using just Vanilla blocks. Complete with several immersive structures to compliment the overhauled terrain.

Author

Starmute

Downloads

17.0M

Last Updated

Mar 31, 2026

License

LicenseRef-Stardust-Labs-License

Mod Loaders

Fabric Forge NeoForge Quilt

Minecraft Versions

26.1.2 1.21.11 1.20.6 1.19.4 1.18.2
datapack worldgen

Quick Install ID

#terralith

Install Terralith in GDLauncher

Terralith runs on Fabric, Forge, NeoForge, Quilt. Pick whichever your existing instance uses, or create a new one. GDLauncher installs the correct loader automatically.

Install on Fabric

  1. Open GDLauncher and create a new instance (the + button on the Library page).
  2. Pick the Fabric loader and a Minecraft version that Terralith supports (26.1.2, 1.21.11, 1.20.6 are common choices).
  3. Open the new instance, go to the Addons tab, and click Add Addons.
  4. Paste the Quick Install ID #terralith, find Terralith in the results, and hit Download. GDLauncher pulls dependencies automatically.
  5. Hit Play. That's it.

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 Terralith supports (26.1.2, 1.21.11, 1.20.6 are common choices).
  3. Open the new instance, go to the Addons tab, and click Add Addons.
  4. Paste the Quick Install ID #terralith, find Terralith in the results, and hit Download. GDLauncher pulls dependencies automatically.
  5. Hit Play. That's it.

Install on NeoForge

  1. Open GDLauncher and create a new instance (the + button on the Library page).
  2. Pick the NeoForge loader and a Minecraft version that Terralith supports (26.1.2, 1.21.11, 1.20.6 are common choices).
  3. Open the new instance, go to the Addons tab, and click Add Addons.
  4. Paste the Quick Install ID #terralith, find Terralith in the results, and hit Download. GDLauncher pulls dependencies automatically.
  5. Hit Play. That's it.

Install on Quilt

  1. Open GDLauncher and create a new instance (the + button on the Library page).
  2. Pick the Quilt loader and a Minecraft version that Terralith supports (26.1.2, 1.21.11, 1.20.6 are common choices).
  3. Open the new instance, go to the Addons tab, and click Add Addons.
  4. Paste the Quick Install ID #terralith, find Terralith 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 Terralith supports. As of the latest release, 26.1.2, 1.21.11, 1.20.6 are supported. Terralith supports multiple loaders (Fabric, Forge, NeoForge, Quilt); pick whichever matches your other mods. GDLauncher checks compatibility for you and won't install something incompatible with the instance you've chosen.

Frequently Asked Questions

Is Terralith free?

Yes. Terralith is free to download and install through GDLauncher. GDLauncher itself is also free and ad-free.

What Minecraft versions does Terralith support?

Terralith supports Minecraft 26.1.2, 1.21.11, 1.20.6, 1.19.4, 1.18.2. GDLauncher will automatically pick a compatible version when you install it.

Does Terralith require Forge or Fabric?

Terralith supports Fabric, Forge, NeoForge, Quilt. Pick the loader that matches your other mods, or let GDLauncher set up a fresh instance for you.

How do I install Terralith?

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

Who made Terralith?

Terralith is made by Starmute. The full project lives on Modrinth (https://modrinth.com/mod/terralith).

Need help?

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

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