ECLIPSIUM 1.0.2 (FIX) NeoForge 1.21.1 is a release file of the Minecraft mod ECLIPSIUM for NeoForge, made for Minecraft 1.21.1. It was published on June 25, 2026 and is 50.2 MB in size. For the full description, screenshots and every other version, visit the ECLIPSIUM mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.
