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

75votes
City biome (abandoned)
72votes
Horror forest
71votes
(April Fools 2020 Content) Random Dimension Generator
71votes
The Deep Biome. New dimension, structures, mobs, and weapons.
69votes
(Nether Update) Withering Vents Biome!
66votes
Frozen Nether Biome
65votes
Biome Under the Nether Sea: Ancient Ruins, Submerged Caves, Dungeons, Traps
65votes
The Jungle Update: Jungle Terrain improvements
65votes
Aqua Dimensions
63votes
Deep Nether (Dark Nether)
63votes
More Frequent Jungles
60votes
New biome: Stone Forest
60votes
The Underworld
59votes
Sand Layer Desert Biome
58votes
Nether Update: Black Ice Biome
58votes
Willow trees
58votes
Ocean Dimension
57votes
A “Quartz Desert” Biome for the Nether
57votes
Olympus/Heaven dimension
57votes
Better Caves Idea 4 - Nether Caves
57votes
The Tangle (New end Biome)
56votes
Aether Dimension
56votes
Linking the dimensions in one big dimension
55votes
Warped forest music
55votes
(Plains Biome) Decrease the amount of waterholes
54votes
Soul River Biome
54votes
Purple Lightning In The End
52votes
1 in 100 large warped fungus "trees" should generate upsidedown
52votes
The Blazing Desert (Nether Biome)
52votes
Adding the solar planets and portals to them