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.

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1346votes
(Updated 23 April) Ready to talk biomes and dimensions? Here's how. Pinned
0votes
Cactus flowers and figs
1vote
Hi
0votes
Biome ideas
2votes
BeeKeeper Shack
4votes
New Biome! Pumpkin Patch Fields
1vote
Spider forest-Spider boss
2votes
Geyser and Hot springs biome
1vote
The warden should drop a sculk portal igniter
0votes
Super Mega jungle tree
1vote
Mega jungle and villages
2votes
The Nether Update Plus
3votes
Drowned Should Spawn in Mangrove Swamps
1vote
1vote
New End Biome: Mist Valley
2votes
Red leaf trees
2votes
Rising water level with rain
3votes
New End Biome: Ender Overgrowth
1vote
Falling into the void drops you on top of the Nether
2votes
Capybara ponds that make forests less monotonous and add a cute new mob
1vote
Portal activated by goat horns
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Mysticlands
1vote
End sections
1vote
Purple biome
3votes
Content from minecraft dungeons and minecraft earth etc.
1vote
Combine the Mangrove and Regular Swamp
4votes
The food and vegetation update
7votes
Bring Fireflies and birch forests into the swamp update.
1vote
Taro plants in swamp biome
0votes
Teleporter to all dimensions