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How to install "Waddon1's Performance Modpack 26.1.2"

A Fabric based modpack designed to be used for Vanilla play with better performance and client-side quality of life improvements. Also optimised for Steam Deck

Author

waddon1

Downloads

25.2K

Last Updated

May 12, 2026

License

LGPL-3.0-or-later

Mod Loaders

Fabric Quilt

Minecraft Versions

26.1.2 1.21.11 1.20.6 1.19.4
lightweight multiplayer optimization

Quick Install ID

#waddon1sperformancemodpack

Install Waddon1's Performance Modpack 26.1.2 in GDLauncher

Waddon1's Performance Modpack 26.1.2 runs on Fabric, Quilt. 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 Waddon1's Performance Modpack 26.1.2 supports (26.1.2, 1.21.11, 1.20.6 are common choices).
  3. Open the new instance, go to the Addons tab, and click Add Addons.
  4. Paste the Quick Install ID #waddon1sperformancemodpack, find Waddon1's Performance Modpack 26.1.2 in the results, and hit Download. GDLauncher pulls dependencies automatically.
  5. Hit Play. That's it.

Install on Quilt

  1. Open GDLauncher and create a new instance (the + button on the Library page).
  2. Pick the Quilt loader and a Minecraft version that Waddon1's Performance Modpack 26.1.2 supports (26.1.2, 1.21.11, 1.20.6 are common choices).
  3. Open the new instance, go to the Addons tab, and click Add Addons.
  4. Paste the Quick Install ID #waddon1sperformancemodpack, find Waddon1's Performance Modpack 26.1.2 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 Waddon1's Performance Modpack 26.1.2 supports. As of the latest release, 26.1.2, 1.21.11, 1.20.6 are supported. Waddon1's Performance Modpack 26.1.2 supports multiple loaders (Fabric, Quilt); 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 Waddon1's Performance Modpack 26.1.2 free?

Yes. Waddon1's Performance Modpack 26.1.2 is free to download and install through GDLauncher. GDLauncher itself is also free and ad-free.

What Minecraft versions does Waddon1's Performance Modpack 26.1.2 support?

Waddon1's Performance Modpack 26.1.2 supports Minecraft 26.1.2, 1.21.11, 1.20.6, 1.19.4. GDLauncher will automatically pick a compatible version when you install it.

Does Waddon1's Performance Modpack 26.1.2 require Forge or Fabric?

Waddon1's Performance Modpack 26.1.2 supports Fabric, Quilt. Pick the loader that matches your other mods, or let GDLauncher set up a fresh instance for you.

How do I install Waddon1's Performance Modpack 26.1.2?

Open GDLauncher, go to your instance's Addons tab, click Add Addons, and paste the Quick Install ID #waddon1sperformancemodpack. GDLauncher handles dependencies and the right Minecraft version automatically.

Who made Waddon1's Performance Modpack 26.1.2?

Waddon1's Performance Modpack 26.1.2 is made by waddon1. The full project lives on Modrinth (https://modrinth.com/modpack/waddon1sperformancemodpack).

Need help?

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

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