I've been making another terrain generator focused on making the world more realistic with better mountain terrain, new biomes, wider rivers, custom trees, etc. Here's a screenshot of the 'Alpine' area -
This Mod Makes Minecraft 1.18 Terrain Generation Incredible! - YouTube
PlanetMinecraft on Twitter: "This data pack re creates the vanilla biomes in a way that makes a more realistic and atmospheric #Minecraft world! It adds so much variety and better generation! @itiswattles