FTBLib Mod 1.18.2/1.17.1/1.16.5/1.15.2 - MC-Mods
https://mc-mods.org/ftblib-mod20.07.2021 · FTBLib is a library mod. Like other library mods, it contains a number of coding elements which are all commonly used by a specific list of mods. This saves data storage space by making those mods all refer to this mod for needed input, rather than putting the same redundant code into all of the mods in a given group.