rs1plus-1.0.0.jar is a release file of the Minecraft mod RS1+ | Panels & Backports for Refined Storage 1 for Forge, made for Minecraft 1.20.1. It was published on September 11, 2026 and is 0.3 MB in size. For the full description, screenshots and every other version, visit the RS1+ | Panels & Backports for Refined Storage 1 mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.