Install #1 One Prime Piece in GDLauncher
#1 One Prime Piece runs on Forge. Pick whichever your existing instance uses, or create a new one. GDLauncher installs the correct loader automatically.
Install on Forge
- Open GDLauncher and create a new instance (the + button on the Library page).
- Pick the Forge loader and a Minecraft version that #1 One Prime Piece supports (1.20.1 are common choices).
- Open the new instance, go to the Addons tab, and click Add Addons.
- Paste the Quick Install ID
#one-prime-piece, find #1 One Prime Piece in the results, and hit Download. GDLauncher pulls dependencies automatically. - Hit Play. That's it.
Before you install
Make sure your Minecraft version matches what #1 One Prime Piece supports. As of the latest release, 1.20.1 are supported. #1 One Prime Piece only runs on Forge; mods built for other loaders won't work. GDLauncher checks compatibility for you and won't install something incompatible with the instance you've chosen.
Frequently Asked Questions
Is #1 One Prime Piece free?
Yes. #1 One Prime Piece is free to download and install through GDLauncher. GDLauncher itself is also free and ad-free.
What Minecraft versions does #1 One Prime Piece support?
#1 One Prime Piece supports Minecraft 1.20.1. GDLauncher will automatically pick a compatible version when you install it.
Does #1 One Prime Piece require Forge or Fabric?
#1 One Prime Piece requires Forge. GDLauncher will install the correct loader automatically when you create an instance.
How do I install #1 One Prime Piece?
Open GDLauncher, go to your instance's Addons tab, click Add Addons, and paste the Quick Install ID #one-prime-piece. GDLauncher handles dependencies and the right Minecraft version automatically.
Who made #1 One Prime Piece?
#1 One Prime Piece is made by Durgensen. The full project lives on CurseForge (https://www.curseforge.com/minecraft/modpacks/one-prime-piece).
Need help?
Read our troubleshooting guide, check the guides section, or join the GDLauncher Discord community.