Modern Foundry Migration Edition 4.1.7-migration.1 is a beta file of the Minecraft mod Modern Foundry: Migration Edition (Unofficial) for NeoForge, made for Minecraft 1.21.1. It was published on October 4, 2026 and is 20.5 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 Modern Foundry: Migration Edition (Unofficial) mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.
