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

76votes
Biome: eucalyptus forests
75votes
Deep Dark Oceans
75votes
(Nether Update) Withering Vents Biome!
74votes
Permafrost Caverns
74votes
An Actual Swamp Update
73votes
Space Update
73votes
Boreal forest
73votes
Better lakes and rivers
73votes
Mediterranean biome
73votes
Sand Layer Desert Biome
73votes
Ocean Dimension
72votes
Hot Springs Biome: Part 1, The Biome
71votes
Purple Lightning In The End
71votes
Adding Life to the Underwater Caves
70votes
Caves N' Cliffs: Foggy Hollows
70votes
Warped lands (End update)
70votes
70votes
More Frequent Jungles
69votes
The New Beginning - A New Dimension
69votes
Nether Update: Black Ice Biome
69votes
Tide pools on seaside Beaches
68votes
Soul River Biome
66votes
Icy cave biome
66votes
The Underworld
65votes
End update
63votes
New space portal
62votes
Warped forest music
62votes
Sulfuric Wastes Biome
62votes
New Biome: Mushroom Cave