This is an API mod for mod developers to add a couple of missing biome-related functions. Currently, this mod only adds v6-related functions. Most importantly, you can get the heat, humidity and biome in the v6 mapgen.
adds highly randomized vivid dungeons to the world, and tools to spawn/customize them.
Hallelujah Mountains (AKA Cloudlands)
Giant rocks floating suspended in magnetic eddies. (skylands, islands, fantasy, giant trees)
Add commands to list and find biomes