compression-upgrade-kit-1.0.0-alpha.1.jar is a release file of the Minecraft mod Compression Upgrade Kits for NeoForge, made for Minecraft 1.21.1. It was published on September 12, 2026 and is 0.1 MB in size. For the full description, screenshots and every other version, visit the Compression Upgrade Kits mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.
