irons_spellbooks-1.21.1-3.16.3-pocket_unlocked-fixed.jar is a beta file of the Minecraft mod Iron spell book pocket dimension unlimited for NeoForge, made for Minecraft 1.21.1. It was published on September 21, 2026 and is 13.3 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 Iron spell book pocket dimension unlimited mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.
