[NeoForge 1.21.9] v21.9.812 is a beta file of the Minecraft mod Roughly Enough Items Fabric/Forge/NeoForge (REI) for NeoForge, made for Minecraft 1.21.9, 1.21.10. It was published on November 29, 2025 and is 2.3 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 Roughly Enough Items Fabric/Forge/NeoForge (REI) mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.
