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.
Biomes and Dimensions
Vote for an existing idea or New post
8247votes
Oasis
under review
1626votes
Dream Biome!
under review
6520votes
(Dimension) Sky lands
under review
3114votes
(Swamp) Fog
under review
3806votes
Biome: Magic Forest
under review
4382votes
Sandstorms
under review
2629votes
Add natural events to the Nether.
under review
2644votes
Giants Biome
under review
1637votes