Install Alternate Current in GDLauncher
Alternate Current runs on Fabric, Forge, NeoForge, Quilt. Pick whichever your existing instance uses, or create a new one. GDLauncher installs the correct loader automatically.
Install on Fabric
- Open GDLauncher and create a new instance (the + button on the Library page).
- Pick the Fabric loader and a Minecraft version that Alternate Current supports (26.1.2, 1.21.11, 1.20.6 are common choices).
- Open the new instance, go to the Addons tab, and click Add Addons.
- Paste the Quick Install ID
#alternate-current, find Alternate Current in the results, and hit Download. GDLauncher pulls dependencies automatically. - Hit Play. That's it.
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 Alternate Current supports (26.1.2, 1.21.11, 1.20.6 are common choices).
- Open the new instance, go to the Addons tab, and click Add Addons.
- Paste the Quick Install ID
#alternate-current, find Alternate Current in the results, and hit Download. GDLauncher pulls dependencies automatically. - Hit Play. That's it.
Install on NeoForge
- Open GDLauncher and create a new instance (the + button on the Library page).
- Pick the NeoForge loader and a Minecraft version that Alternate Current supports (26.1.2, 1.21.11, 1.20.6 are common choices).
- Open the new instance, go to the Addons tab, and click Add Addons.
- Paste the Quick Install ID
#alternate-current, find Alternate Current in the results, and hit Download. GDLauncher pulls dependencies automatically. - Hit Play. That's it.
Install on Quilt
- Open GDLauncher and create a new instance (the + button on the Library page).
- Pick the Quilt loader and a Minecraft version that Alternate Current supports (26.1.2, 1.21.11, 1.20.6 are common choices).
- Open the new instance, go to the Addons tab, and click Add Addons.
- Paste the Quick Install ID
#alternate-current, find Alternate Current 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 Alternate Current supports. As of the latest release, 26.1.2, 1.21.11, 1.20.6 are supported. Alternate Current 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 Alternate Current free?
Yes. Alternate Current is free to download and install through GDLauncher. GDLauncher itself is also free and ad-free.
What Minecraft versions does Alternate Current support?
Alternate Current supports Minecraft 26.1.2, 1.21.11, 1.20.6, 1.19.4, 1.18.2, 1.17.1. GDLauncher will automatically pick a compatible version when you install it.
Does Alternate Current require Forge or Fabric?
Alternate Current 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 Alternate Current?
Open GDLauncher, go to your instance's Addons tab, click Add Addons, and paste the Quick Install ID #alternate-current. GDLauncher handles dependencies and the right Minecraft version automatically.
Who made Alternate Current?
Alternate Current is made by Space Walker. The full project lives on Modrinth (https://modrinth.com/mod/alternate-current).
Need help?
Read our troubleshooting guide, check the guides section, or join the GDLauncher Discord community.