Azurian
The Azurian
Thats what modular is all about, choices. But do be warned some of the C2C ones are MANDATORY to have ON.
I know, especially Hydro's. You can currently delete my whole folder if anyone wanted, because no one has used it for any dependencies inside it , except for Tech Celebration , which would end up being empty.
Hydro has some pretty strict standards for Buildings too.