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How to install "Deep Aether"

Deep Aether is an addon for the original version of The Aether mod. It aims to add lots of new features to give players a chance to venture deeper into the Aether dimension, while also maintaining its original style.

Author

TeamRazorDevs

Downloads

2.2M

Last Updated

Mar 29, 2026

License

LGPL-3.0-only

Mod Loaders

Forge NeoForge

Minecraft Versions

1.21.1 1.20.4 1.19.4
adventure decoration equipment mobs worldgen

Quick Install ID

#deep-aether

Install Deep Aether in GDLauncher

Deep Aether 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 Deep Aether supports (1.21.1, 1.20.4, 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 #deep-aether, find Deep Aether 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 Deep Aether supports (1.21.1, 1.20.4, 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 #deep-aether, find Deep Aether 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 Deep Aether supports. As of the latest release, 1.21.1, 1.20.4, 1.19.4 are supported. Deep Aether 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 Deep Aether free?

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

What Minecraft versions does Deep Aether support?

Deep Aether supports Minecraft 1.21.1, 1.20.4, 1.19.4. GDLauncher will automatically pick a compatible version when you install it.

Does Deep Aether require Forge or Fabric?

Deep Aether 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 Deep Aether?

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

Who made Deep Aether?

Deep Aether is made by TeamRazorDevs. The full project lives on Modrinth (https://modrinth.com/mod/deep-aether).

Need help?

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

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