reagenica-1.9.3.jar is a release file of the Minecraft mod Reagenica / KagakuCraft for Forge, made for Minecraft 1.20.1. It was published on June 9, 2026 and is 5 MB in size. For the full description, screenshots and every other version, visit the Reagenica / KagakuCraft mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.