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Modrinth Modrinth · Mod

How to install "Structure Layout Optimizer"

Attempts to optimize the generation of Jigsaw Structures and NBT pieces

Author

TelepathicGrunt

Downloads

4.5M

Last Updated

Mar 25, 2026

License

MIT

Mod Loaders

Fabric Forge NeoForge

Minecraft Versions

26.1.2 1.21.11 1.20.1 1.19.2 1.18.2 1.16.5
optimization worldgen

Quick Install ID

#structure-layout-optimizer

Install Structure Layout Optimizer in GDLauncher

Structure Layout Optimizer 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 Structure Layout Optimizer supports (26.1.2, 1.21.11, 1.20.1 are common choices).
  3. Open the new instance, go to the Addons tab, and click Add Addons.
  4. Paste the Quick Install ID #structure-layout-optimizer, find Structure Layout Optimizer 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 Structure Layout Optimizer supports (26.1.2, 1.21.11, 1.20.1 are common choices).
  3. Open the new instance, go to the Addons tab, and click Add Addons.
  4. Paste the Quick Install ID #structure-layout-optimizer, find Structure Layout Optimizer 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 Structure Layout Optimizer supports (26.1.2, 1.21.11, 1.20.1 are common choices).
  3. Open the new instance, go to the Addons tab, and click Add Addons.
  4. Paste the Quick Install ID #structure-layout-optimizer, find Structure Layout Optimizer 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 Structure Layout Optimizer supports. As of the latest release, 26.1.2, 1.21.11, 1.20.1 are supported. Structure Layout Optimizer 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 Structure Layout Optimizer free?

Yes. Structure Layout Optimizer is free to download and install through GDLauncher. GDLauncher itself is also free and ad-free.

What Minecraft versions does Structure Layout Optimizer support?

Structure Layout Optimizer supports Minecraft 26.1.2, 1.21.11, 1.20.1, 1.19.2, 1.18.2, 1.16.5. GDLauncher will automatically pick a compatible version when you install it.

Does Structure Layout Optimizer require Forge or Fabric?

Structure Layout Optimizer 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 Structure Layout Optimizer?

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

Who made Structure Layout Optimizer?

Structure Layout Optimizer is made by TelepathicGrunt. The full project lives on Modrinth (https://modrinth.com/mod/structure-layout-optimizer).

Need help?

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

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