stackable-items-1.5.1.jar is a release file of the Minecraft mod Stackable Items More for Fabric, made for Minecraft 1.21.9, 1.21.10. It was published on January 24, 2026 and is 0.8 MB in size. For the full description, screenshots and every other version, visit the Stackable Items More mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.