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

2votes
Ready Player One Dimension
6votes
Ender Forest
3votes
Dry Steppe
3votes
Selenite Caves
14votes
a anniversary update with Old world gen as a biome
25votes
Magic Mountains
5votes
GamerDimension
1vote
Endther
12votes
Diamond dimension
32votes
Islands change depending on the Ocean Biome/Temperature
3votes
Zombie Land [Biome]
2votes
Virte Dimension (PE)
6votes
Sunken islands
3votes
Code dimension
1vote
Oddity dimension
2votes
Caatinga
40votes
Biome: eucalyptus forests
18votes
Cat dimension
6votes
[Worldgen feature] Hills
7votes
Terraforming biomes
6votes
Generacion de biomas nuevos a partidas antiguas
14votes
Underground: Caverns
9votes
Underground: Topography
8votes
Underground: Cave openings
13votes
The End Islands, but better [biomes]
6votes
Mata seca
15votes
fjord
17votes
Igloo villages
34votes
Oceanside Cliffs