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CurseForge CurseForge · Mod

How to install "FLIB"

FutureLIBrary mod to speed up porting and developing new content

Author

Lothrazar

Downloads

35.7M

Last Updated

May 10, 2026

Mod Loaders

Forge NeoForge

Minecraft Versions

1.21.1 1.20.1 1.19.4 1.18.2
API and Library

Quick Install ID

#flib

Install FLIB in GDLauncher

FLIB runs on Forge, NeoForge. 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 FLIB supports (1.21.1, 1.20.1, 1.19.4 are common choices).
  3. Open the new instance, go to the Addons tab, and click Add Addons.
  4. Paste the Quick Install ID #flib, find FLIB 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 FLIB supports (1.21.1, 1.20.1, 1.19.4 are common choices).
  3. Open the new instance, go to the Addons tab, and click Add Addons.
  4. Paste the Quick Install ID #flib, find FLIB 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 FLIB supports. As of the latest release, 1.21.1, 1.20.1, 1.19.4 are supported. FLIB supports multiple loaders (Forge, NeoForge); 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 FLIB free?

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

What Minecraft versions does FLIB support?

FLIB supports Minecraft 1.21.1, 1.20.1, 1.19.4, 1.18.2. GDLauncher will automatically pick a compatible version when you install it.

Does FLIB require Forge or Fabric?

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

How do I install FLIB?

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

Who made FLIB?

FLIB is made by Lothrazar. The full project lives on CurseForge (https://www.curseforge.com/minecraft/mc-mods/flib).

Need help?

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

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