Please read the pinned post on creating biomes and dimensions. Please put items for the new Mountains and Nether Updates in their proper categories. Remember portals are structures, that includes Nether portals.

Vote for an existing idea or New post

5votes
Nether Update: That red shrub should be called the Wraithweed
4votes
eternal fire biome
7votes
Badlands (Canyon rivers)
4votes
Biome balancing.
2votes
Nether Boar
1vote
Soul ravines in the nether
3votes
rotten biome
3votes
Please Nether caves.
4votes
Nether Caverns Biome
5votes
(Nether Biome Idea 1.16) Colorless Caverns
4votes
A use for the space above the Nether’s ceiling
2votes
Jagged stone bay
1vote
Nether temples
2votes
The dark swamp
4votes
Neather oceans
4votes
No Escape Effect (Nether Update)
1vote
Corrupted Water in the Nether???
2votes
[Nether Update] Anti Mob Spawn mechanic
2votes
(Dimension) Purgatory Like
1vote
"Reversen" dimension
12votes
Make the new Nether Trees grow from the Ceiling as well.
5votes
Add a tropical island biome to Minecraft
0votes
Teracotta Badlands Biome?
24votes
Gold ore generates in the nether
1vote
Lava caves
1vote
the upsidedown
3votes
Obsidian Spikes & Bone Spikes / Bone structures
9votes
Rocky coast biome
2votes
Dimension X
4votes
The Otherworld