Install Tectonic in GDLauncher
- Open GDLauncher and pick (or create) the instance you want to add Tectonic to.
- Open the Addons tab and click Add Addons.
- Paste the Quick Install ID
#tectonic, select Tectonic, and click Download. GDLauncher handles dependencies and version matching automatically. - Hit Play and you're done.
Before you install
Make sure your Minecraft version matches what Tectonic supports. As of the latest release, 26.1.2, 1.21.11, 1.20.6 are supported. Tectonic supports multiple loaders (Fabric, Forge, NeoForge, 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 Tectonic free?
Yes. Tectonic is free to download and install through GDLauncher. GDLauncher itself is also free and ad-free.
What Minecraft versions does Tectonic support?
Tectonic supports Minecraft 26.1.2, 1.21.11, 1.20.6, 1.19.4, 1.18.2. GDLauncher will automatically pick a compatible version when you install it.
Does Tectonic require Forge or Fabric?
Tectonic supports Fabric, Forge, NeoForge, Quilt. Pick the loader that matches your other mods, or let GDLauncher set up a fresh instance for you.
How do I install Tectonic?
Open GDLauncher, go to your instance's Addons tab, click Add Addons, and paste the Quick Install ID #tectonic. GDLauncher handles dependencies and the right Minecraft version automatically.
Who made Tectonic?
Tectonic is made by Apollo. The full project lives on Modrinth (https://modrinth.com/datapack/tectonic).
Need help?
Read our troubleshooting guide, check the guides section, or join the GDLauncher Discord community.