compat_mod_3v3-1.0.5-neoforge-1.21.1 is a release file of the Minecraft mod Utistics proprietary mod for tdm! for NeoForge, made for Minecraft 1.21.1. It was published on September 5, 2026 and is 0.1 MB in size. For the full description, screenshots and every other version, visit the Utistics proprietary mod for tdm! mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.