This is one of those ideas i didn't know i needed.

I am a modder myself, but unfortunatly I am already drowned in personal projects myself currently.

Do you accept pull requests on github? I might drop in a few things if i ever find the time for it.

Hi there. Same as me). Sure I will.

Deprecated this mod because quite the same mod "Surfaces_Caves" already exists https://mods.factorio.com/mod/Surfaces_Caves
so I'll try to collaborate with him.

He have already implemented transportation mechanics - the most problematic part for me.