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

5votes
Bulb Depths Biome (New End Biome Idea)
4votes
Dark End - End Biome
3votes
Magma Tubes (A cave varient)
4votes
Pine Caves
27votes
The crossroads biome
15votes
The New Beginning - A New Dimension
4votes
Endless underworld dimension concept
3votes
The end lands
1vote
Pillow biome
7votes
Shattered Jungle
3votes
Soil Degradation
12votes
The Deep-End (new dimension / sub-dimension)
5votes
High block dimension
6votes
Ghosted desert biome for the overworld.
8votes
Prickle Berry Forests
7votes
Willow Bio ME with new mob
5votes
Dreamy Demension
20votes
New End Biome: Star Valley
3votes
An infinite ice dimension
41votes
New End Biome: Shattered Sphere Island
10votes
Pumpkin Pastures and Cacti Canyon in main game
3votes
Dead coral reef zones
12votes
Orange Leaf Forests (new structure, flower and potion effect)
4votes
Dead woods biome
3votes
Seamless Dimensions
5votes
(OVERWORLD BIOME) ROTTEN MUSHROOM BIOME
7votes
smoldering vines
12votes
New Dimension: Mytothia
8votes
The Eerie fields
7votes
Void Cave