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

19votes
Add a cloud forest
2votes
Icy spikes plains/plants
5votes
17votes
Arctic Biome
54votes
Forgotten biome
1vote
The Citadel
14votes
Instant nether portals
15votes
The Dark Dimension.
26votes
Nether Wart Field
5votes
Introducing the glass reef
15votes
Gravel desert biome for the Nether
4votes
Wither Mushroom for the Nether
22votes
Dynamic Chunk Height
11votes
2votes
55votes
Slime cave biome
18votes
The Marsh Biome
41votes
Infected Biome and Irradium
20votes
Underground jungles
11votes
The in-between
32votes
Cave Forest
17votes
Artificial biomes
13votes
Better cave generation in amplified
9votes
Nether biome: Red Cavern
1vote
Diesel Fridge's BOSS BIOME!
3votes
Blue Blossom Woods biome
8votes
Mushroom / Mycelium Dimension
46votes
Desert flood plains