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

7votes
Mountain Nether Curse
23votes
Final Edge biome
39votes
Decayed depths (nether biome)
68votes
Soul River Biome
11votes
Temple of Midnight
75votes
(Nether Update) Withering Vents Biome!
15votes
Floating Mountains and Chasm Islands
6votes
4votes
Erosion noice map for mountain gen
9votes
Magma Pit (Nether biome idea)
7votes
Clay Flats
88votes
(Biome) Nether Roof Biome
34votes
Fantasy Dimension for the Future: Ascendance
186votes
Brimstone Caves(Nether Update)
11votes
New Shade biome
5votes
(Biome) ender of eye
50votes
Fairy Forest Biome
62votes
New Biome: Mushroom Cave
251votes
End Forest and End Core
11votes
Super Biomes
9votes
(Nether) Glowing Plains
15votes
Nuclear Geyser Biome
57votes
The Beginning (New dimension)
5votes
Crying Mountains Biome
14votes
Underwater mountain biome
15votes
Nether biome Ghast Forest
18votes
Ender jungle
12votes
Dry Tundra Biome
25votes
New Demension: Wyvernex
40votes
Shattered Savanna Biome Parity