These changes add Everness along with a slew of significant mapgen changes.
New biomes provided by Everness with a personal touch, including most but excluding a few, plus new caves, oceans, and biome decorations that are spread throughout the world
New Caverealms implementation which yields better performance, plus a new dry caves biome
New Dorwinion cave biome
More natural noise-based distribution for many biome decorations (flowers, mushrooms, cacti, beach grass, and more)
Better performing noise settings for many mods
Wild crops are distributed in more sparse clusters
These changes add Everness along with a slew of significant mapgen changes.