sanity-1.4.0.jar is an alpha file of the Minecraft mod Sanity: Prequel for Forge, made for Minecraft 1.12.2. It was published on May 25, 2026 and is 1.7 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 Sanity: Prequel mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.
