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Prism Launcher
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Minecraft 26.1 with Forge

1 minEntity
Entityprism launcher 26.1 forge26.1 forgeprism launcher

Create a Prism instance for Minecraft 26.1 on Forge. Use Java 25.

Minecraft
26.1
Loader
Forge
Java
Java 25

26.1 + Forge

Add Instance → 26.1 → install Forge. Assign Java 25 under Settings → Java.

This pairing existed for that version. Older versions are not given NeoForge or Quilt pages.

Installer: /download.

Prism Launcher screenshot showing the instance management user-interface
Each instance has its own version, mods, settings and worlds.

Frequently asked questions

Which Java for 26.1?

Java 25. Mismatch is a common exit code 1.

Get Prism Launcher

Windows, macOS & Linux

Free and open source. Sign in with the Microsoft account that owns Minecraft, then create your first instance.

Prism Launcher on Windows showing several modpacks and instances