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

7votes
Corruption/ badlands/ dark lands needs info
85votes
Large biomes /Amplified Worlds needs info
2votes
Unnamed Dimension (with Blazes) needs info
3votes
Dimensions based on a single type of monster (was: Nuevas dimensiones) needs info
28votes
Wastland biome needs info
23votes
Update Magma needs info