Please read the pinned post on creating biomes and dimensions. Please put items for the new Mountains and Nether Updates in their proper categories. Remember portals are structures, that includes Nether portals.

Vote for an existing idea or New post

27votes
Potion Fountains or Waterfalls
26votes
Nether Upgrade
26votes
Islands change depending on the Ocean Biome/Temperature
26votes
Mediterranean biome
26votes
Forgotten Realm
26votes
The Map Makers Dimension
26votes
(Part1/3) Hot Springs Biome, Geysers, New Ore, A New Mob (The Vapor), and More
26votes
Frosted Mushroom Island
25votes
Obsidian Spikes biome for the Nether.
25votes
Beach update
25votes
Biome: eucalyptus forests
25votes
(Java Parity) Nether should use the full 256 world height.
25votes
We don't need more dimensons
25votes
Another version of The CORE
24votes
The Beginning (New dimension)
24votes
real waterfall
24votes
Phantom sky ruins with mother phantom boss
24votes
Nether Additions: Cursed Villagers, Etc. (More cursed stuff)
24votes
Witch demension
24votes
Milk dimension
23votes
Boreal forest
23votes
The Dead Forest Biome
23votes
Cave Biomes (as a concept)
23votes
There should be "ore chunks" where certain ores generate more
23votes
Separate Jungles into Jungle and Deep Jungle
22votes
(1.16 Nether Update) A New Biome Concept, Deep Lava Ocean/ Lava Rivers
22votes
Rocky beaches
22votes
Willow trees
22votes
End Islands sometimes generate at different heights