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

82votes
Cave update: desert cave
36votes
Caves and Cliffs - Marble Cavern
70votes
Caves N' Cliffs: Foggy Hollows
4votes
The Beggining
5votes
The poison mushroom caves
61votes
The Extreme Deep Ocean
1vote
Netherite Debris
7votes
Crumble Cave
4votes
1vote
Un nuevobioma
12votes
Vexes can spawn in the soulsand valley
4votes
“Odd Cave” Biome
12votes
More diamonds in the deep dark
6votes
Limestone Islands Biome
9votes
Carsic caves
0votes
Butterfly Ravine
20votes
Giant glowing mushrooms
86votes
Frozen Cave!!
9votes
Minecraft snow cave variant
3votes
Fossil Forests
10votes
Redstone Cave Biome
8votes
Oceans 2
16votes
New Caves Behind Waterfalls
25votes
Bat Cave
19votes
Greasy/Slimy Caves biome
5votes
(End Update) Ruined Pillar
3votes
Frozen Cave!