This mod adds an Simple inventory System for the earliest version of rd-132211 or beta versions, and it also adds 16+ new blocks from beta 1.7.3 (To open Inventory press E key) and have creative tab with block selecting, simple highlighting and sorting system
To install in Prism Launcher or MultiMC create rd-132211 instance, click on it and select Edit, go to the Version, click on "Replace Minecraft.jar" and select this jar file.
