Factorio: Skylines. Adds citizens to the game. Attract various castes to your city in order to progress the game.
Large total conversion mods.
Furnaces, assembling machines, production chains.
Lemon Sapling recipe uses Apples not Lemons.
prototypes/flora.lua
Oh and great mod, very much enjoying it. Got to the "build a second factory with the resources and lessons learned from the first one" stage of the game, hence the need for lemons.
Also chickpeas and sesame don't unlock because they require the technology "humus" (not to be confused with "hummus")
Also aurora tooltip gives clockwork population not aurora population (gui.lua:900)