cobblestone-1.0.2-indev.jar is an alpha file of the Minecraft mod Cobble Stone for NeoForge, made for Minecraft 1.21.1. It was published on July 19, 2026 and is 0.3 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 Cobble Stone mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.
