What the Mod Offers
ShetiPhian Core contains all the core classes for all mods created by the mod developer Sheti-Phian. This core mod is required for other mods to work. The mods that use the Sheti-Phian core are the following: EnderTanks, MultiBeds, MultiStorage, Platforms, and Terraqueous. There are also 3 different mods that are still under development that requires this core. These mods are: Illumine, Miscellaneums, and PixelPowers 2.
How to Install ShetiPhian Core Mod 1.18.1 / 1.17.1
ShetiPhian Core is quite easy to install. After installing Minecraft Forge, all you need to do is download the mods using the link below, and put the downloaded file into the mods folder inside Minecraft directory.
Should You Install It?
The mod is a core mod and is used by other mods to work properly. Unless you are planning on using other mods from Sheti-Phian, then there is no reason to install the mod.