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How to install "FTB StoneBlock 4"

The stone remembers. Dive into StoneBlock 4, the next evolution of Minecraft’s underground survival: explore handcrafted Vaults, learn from ancient Echoes, power the World Engine, all on 1.21.1

Author

FTB, FTBTeam

Downloads

2.4M

Last Updated

May 13, 2026

Mod Loaders

NeoForge

Minecraft Versions

1.21.1
Exploration Combat / PvP Quests Magic Tech

Quick Install ID

#ftb-stoneblock-4

Install FTB StoneBlock 4 in GDLauncher

FTB StoneBlock 4 runs on NeoForge. Pick whichever your existing instance uses, or create a new one. GDLauncher installs the correct loader automatically.

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 FTB StoneBlock 4 supports (1.21.1 are common choices).
  3. Open the new instance, go to the Addons tab, and click Add Addons.
  4. Paste the Quick Install ID #ftb-stoneblock-4, find FTB StoneBlock 4 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 FTB StoneBlock 4 supports. As of the latest release, 1.21.1 are supported. FTB StoneBlock 4 only runs on NeoForge; 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 FTB StoneBlock 4 free?

Yes. FTB StoneBlock 4 is free to download and install through GDLauncher. GDLauncher itself is also free and ad-free.

What Minecraft versions does FTB StoneBlock 4 support?

FTB StoneBlock 4 supports Minecraft 1.21.1. GDLauncher will automatically pick a compatible version when you install it.

Does FTB StoneBlock 4 require Forge or Fabric?

FTB StoneBlock 4 requires NeoForge. GDLauncher will install the correct loader automatically when you create an instance.

How do I install FTB StoneBlock 4?

Open GDLauncher, go to your instance's Addons tab, click Add Addons, and paste the Quick Install ID #ftb-stoneblock-4. GDLauncher handles dependencies and the right Minecraft version automatically.

Who made FTB StoneBlock 4?

FTB StoneBlock 4 is made by FTB, FTBTeam. The full project lives on CurseForge (https://www.curseforge.com/minecraft/modpacks/ftb-stoneblock-4).

Need help?

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

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