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

Vote for an existing idea or New post

186votes
Realistic Biome generation
160votes
Roofed Forest Overhaul!
150votes
Improvements to Rivers
136votes
More biomes in the Nether Update
29votes
Underworld Dimension? needs info
27votes
We don't need more dimensons
304votes
(Biome) Dead Forests
46votes
Soul River Biome
28votes
The Map Makers Dimension
19votes
Carbon dimension
241votes
luminescent forest
104votes
White sand beaches
195votes
Frostland Dimension (was: New Dimension: Frostland)
76votes
Atlantis
24votes
Milk dimension
202votes
Better Snowfall
49votes
(April Fools 2020 Content) Random Dimension Generator
193votes
(Nether Biome) Magma swamp
126votes
Nether biome Magma Fields
54votes
More Frequent Jungles
15votes
Make the new Nether Trees grow from the Ceiling as well.
37votes
A biome called the Arachnid Forrest, a place filled with spiders.
91votes
The Pillowrock Caves - A Late-Game Cave Biome Inspired by Real World Geology.
31votes
The Mythos Dimension – Hub Post (Read First)
43votes
Purple Lightning In The End
20votes
McNether Update 1.15 or 1.16
8votes
The RAREST biome of all: the StarBiome
2votes
Ready Player One Dimension
50votes
(Plains Biome) Decrease the amount of waterholes
41votes
Heaven Dimension (was: Overworld, Nether, End, and ******)