exotic-matter-mc115-1.9.274.jar is a beta file of the Minecraft mod Exotic Matter Library for Fabric, made for Minecraft 1.15-Snapshot. It was published on December 1, 2019 and is 10.1 MB in size. Pre-release builds can contain bugs — back up your world before installing. For the full description, screenshots and every other version, visit the Exotic Matter Library mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.
