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How to install "TerraFirmaGreg-Modern"

Want more survival and exploration with your tech? A TerraFirmaCraft + GregTech modpack for 1.20.1.

Author

Exzept1on

Downloads

1.3M

Last Updated

May 17, 2026

Mod Loaders

Forge

Minecraft Versions

1.20.1
Exploration Extra Large Tech Hardcore Quests

Quick Install ID

#terrafirmagreg-modern

Install TerraFirmaGreg-Modern in GDLauncher

TerraFirmaGreg-Modern 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 TerraFirmaGreg-Modern supports (1.20.1 are common choices).
  3. Open the new instance, go to the Addons tab, and click Add Addons.
  4. Paste the Quick Install ID #terrafirmagreg-modern, find TerraFirmaGreg-Modern 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 TerraFirmaGreg-Modern supports. As of the latest release, 1.20.1 are supported. TerraFirmaGreg-Modern 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 TerraFirmaGreg-Modern free?

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

What Minecraft versions does TerraFirmaGreg-Modern support?

TerraFirmaGreg-Modern supports Minecraft 1.20.1. GDLauncher will automatically pick a compatible version when you install it.

Does TerraFirmaGreg-Modern require Forge or Fabric?

TerraFirmaGreg-Modern requires Forge. GDLauncher will install the correct loader automatically when you create an instance.

How do I install TerraFirmaGreg-Modern?

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

Who made TerraFirmaGreg-Modern?

TerraFirmaGreg-Modern is made by Exzept1on. The full project lives on CurseForge (https://www.curseforge.com/minecraft/modpacks/terrafirmagreg-modern).

Need help?

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

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