The author of the Inventory Generators 1.15.2-1.14.4 modification liked the idea of the Extra Utilities 2 and he made a separate mod that adds more than a dozen generators, with which you can convert certain types of items into RF-energy directly from the inventory!
How to install Inventory Generators Mod
- Download and install Minecraft Forge
- Download mod
- Unzip it and copy to C:\Users\User_Name\AppData\ Roaming\.minecraft\mods