ModernFoundry-1.21.1-4.0.1-NeoForge.jar is a release file of the Minecraft mod Modern Foundry for NeoForge, made for Minecraft 1.21.1. It was published on August 16, 2026 and is 22.3 MB in size. For the full description, screenshots and every other version, visit the Modern Foundry mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.
