suppsquared-1.21-1.2.12-fabric.jar is a beta file of the Minecraft mod Supplementaries Squared for Fabric, made for Minecraft 1.21, 1.21.1. It was published on August 20, 2025 and is 0.7 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 Supplementaries Squared mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.
