Modifies vanilla crafting and smelting to be much trickier, you will need better planning and more clever setup
Large total conversion mods.
Augmented or new ways of transporting materials - belts, inserters, pipes!
New ways to deal with enemies, be it attack or defense.
New Ores and resources as well as machines.
Furnaces, assembling machines, production chains.
because I am not finished it yet
if you really want to use it,then it is here: https://mega.nz/file/grAQ3BbZ#FdV71KmB5vBc4DtTZ2pKigfm7GdoiDgS0YvscEl2PEk