Please read the pinned post on creating new biomes and dimensions. Remember that individual items, mobs, and structures should still go in their own categories - this is not a category for entire updates.

Vote for an existing idea or New post

9votes
Slime Catacombs
9votes
Core of the Earth
9votes
Re-add Gravel Beaches
9votes
The RAREST biome of all: the StarBiome
9votes
Terraforming biomes
9votes
Make bedrock layer 1-block thick.
9votes
A new ocean biome
9votes
Phantom Realm
9votes
The Below-World Update(Part 1): Introduction
8votes
Pumpkin Pastures Biome
8votes
More ender Biomes
8votes
Glowing Caverns in Minecraft
8votes
Dead Ocean
8votes
Ghost Ships and Fog
8votes
under ground villages
8votes
The piglins have houses
8votes
Better beach generation
8votes
More Trees and planks
8votes
More Weather
8votes
More shattered biomes
8votes
The void dimension (Updated)
8votes
The Boss Dimension
8votes
The End Update Ideas
8votes
New Nether Biome: Irradiated Barrens
8votes
End Biome: Corrosive Plains
8votes
More dimensions update
8votes
Sulfur caves
8votes
Red Sand Beaches
8votes
pyramids in desert
8votes
lush cave sounds