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

3votes
Minecraft biome: Hot Spring mounts
2votes
More detail for landscape
2votes
A potential dimension - the province
5votes
variety of trees
0votes
less aquifer caves
2votes
Thinner and more overgrown lush caves
0votes
nether portal teleport to overworld.
2votes
Dread/Spooky Dimension
7votes
Abyss ocean biome
1vote
New Dimension: The Underplace.
0votes
The world upside down'
1vote
Temperature affects mobs and players
2votes
End Update Concept
1vote
The Alevete Dimension
1vote
1vote
crimson colour
14votes
Improve Tree Generation
6votes
Snowy Badlands
3votes
improve swamps
1vote
Giant's land
4votes
New biome call Flaming Forest
6votes
Marshy Jungle
6votes
Mojang Should Add Coastal Promontories
6votes
Realistic generation toggle
3votes
Nether plates biome
2votes
Tiki lands biome
2votes
Shadow Side
0votes
Tree of Life and Sephirot
2votes
Dirt Deserts