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Modrinth Modrinth · Mod

How to install "Diagonal Walls"

The missing diagonal blocks are here! After all these years. Finally, you have them all.

Author

Fuzs

Downloads

2.6M

Last Updated

Apr 30, 2026

License

MPL-2.0

Mod Loaders

Fabric Forge NeoForge

Minecraft Versions

26.1.2 1.21.11 1.20.4
cursed decoration

Quick Install ID

#diagonal-walls

Install Diagonal Walls in GDLauncher

Diagonal Walls runs on Fabric, Forge, NeoForge. 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 Diagonal Walls supports (26.1.2, 1.21.11, 1.20.4 are common choices).
  3. Open the new instance, go to the Addons tab, and click Add Addons.
  4. Paste the Quick Install ID #diagonal-walls, find Diagonal Walls in the results, and hit Download. GDLauncher pulls dependencies automatically.
  5. Hit Play. That's it.

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 Diagonal Walls supports (26.1.2, 1.21.11, 1.20.4 are common choices).
  3. Open the new instance, go to the Addons tab, and click Add Addons.
  4. Paste the Quick Install ID #diagonal-walls, find Diagonal Walls 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 Diagonal Walls supports (26.1.2, 1.21.11, 1.20.4 are common choices).
  3. Open the new instance, go to the Addons tab, and click Add Addons.
  4. Paste the Quick Install ID #diagonal-walls, find Diagonal Walls 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 Diagonal Walls supports. As of the latest release, 26.1.2, 1.21.11, 1.20.4 are supported. Diagonal Walls supports multiple loaders (Fabric, 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 Diagonal Walls free?

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

What Minecraft versions does Diagonal Walls support?

Diagonal Walls supports Minecraft 26.1.2, 1.21.11, 1.20.4. GDLauncher will automatically pick a compatible version when you install it.

Does Diagonal Walls require Forge or Fabric?

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

How do I install Diagonal Walls?

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

Who made Diagonal Walls?

Diagonal Walls is made by Fuzs. The full project lives on Modrinth (https://modrinth.com/mod/diagonal-walls).

Need help?

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

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