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How to install "Cobblemon: Duck's Definitive Edition"

Enhance your Cobblemon experience with new biomes, Legendary Pokemon quests and spawns, Pokemon Capture EXP as well as QOL features like Teleporters, Falling Trees, Pokemon Map Icons, and FINALLY Updated Pokemon Drops, removing the need for mobs!

Author

MighteeDuck

Downloads

20.9K

Last Updated

Oct 11, 2025

License

LicenseRef-All-Rights-Reserved

Mod Loaders

Fabric

Minecraft Versions

1.21.1
adventure optimization

Quick Install ID

#ducks-definitive-cobblemon

Install Cobblemon: Duck's Definitive Edition in GDLauncher

Cobblemon: Duck's Definitive Edition runs on Fabric. 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 Cobblemon: Duck's Definitive Edition 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 #ducks-definitive-cobblemon, find Cobblemon: Duck's Definitive Edition 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 Cobblemon: Duck's Definitive Edition supports. As of the latest release, 1.21.1 are supported. Cobblemon: Duck's Definitive Edition only runs on Fabric; 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 Cobblemon: Duck's Definitive Edition free?

Yes. Cobblemon: Duck's Definitive Edition is free to download and install through GDLauncher. GDLauncher itself is also free and ad-free.

What Minecraft versions does Cobblemon: Duck's Definitive Edition support?

Cobblemon: Duck's Definitive Edition supports Minecraft 1.21.1. GDLauncher will automatically pick a compatible version when you install it.

Does Cobblemon: Duck's Definitive Edition require Forge or Fabric?

Cobblemon: Duck's Definitive Edition requires Fabric. GDLauncher will install the correct loader automatically when you create an instance.

How do I install Cobblemon: Duck's Definitive Edition?

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

Who made Cobblemon: Duck's Definitive Edition?

Cobblemon: Duck's Definitive Edition is made by MighteeDuck. The full project lives on Modrinth (https://modrinth.com/modpack/ducks-definitive-cobblemon).

Need help?

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

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