These four fan mods posted to the Civ 6 subreddit address a suite of visual issues that make sifting through game data way more challenging than it needs to be. The UI in any Civilization game is a pivotal part of the experience, so it was inevitable that Civ 6 players would begin to find issues very shortly after release - like inefficient displays for trading, displays that made district placement options unclear, and displays that lacked all the data needed to make military decisions.
Civ 6 is a complicated game with a complicated user interface.