GDLauncher logo
Lionfish API logo
CurseForge CurseForge · Mod

How to install "Lionfish API"

Very Light Animation API

Author

mcl_ender

Downloads

62.5M

Last Updated

May 16, 2026

Mod Loaders

Forge NeoForge

Minecraft Versions

1.21.1 1.20.1 1.19.2
API and Library

Quick Install ID

#lionfish-api

Install Lionfish API in GDLauncher

Lionfish API 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 Lionfish API supports (1.21.1, 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 #lionfish-api, find Lionfish API 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 Lionfish API supports (1.21.1, 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 #lionfish-api, find Lionfish API 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 Lionfish API supports. As of the latest release, 1.21.1, 1.20.1, 1.19.2 are supported. Lionfish API 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 Lionfish API free?

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

What Minecraft versions does Lionfish API support?

Lionfish API supports Minecraft 1.21.1, 1.20.1, 1.19.2. GDLauncher will automatically pick a compatible version when you install it.

Does Lionfish API require Forge or Fabric?

Lionfish API 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 Lionfish API?

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

Who made Lionfish API?

Lionfish API is made by mcl_ender. The full project lives on CurseForge (https://www.curseforge.com/minecraft/mc-mods/lionfish-api).

Need help?

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

View on CurseForge Download GDLauncher