Dive into the world of Lignumis, a moon of Nauvis offering only the most basic technologies.
Mods introducing new content into the game.
New places to build more factories.
Augmented or new ways of transporting materials - belts, inserters, pipes!
Map generation and terrain modification.
New Ores and resources as well as machines.
Things related to oil and other fluids.
Furnaces, assembling machines, production chains.
It'd be a neat unlock post-Gleba to be able to use bioflux to cultivate the gold bacteria like how the other bacterias are cultivated. It'd be a cool alternate method of acquiring gold in the later stages of the game