Mods for 1.21.9
186 mods match your filters.
Library mod with new configurability and compatibility enhancements for worldgen
Adds more variations of vanilla structures and features such as a Jungle Fortress!
Lots of Vanilla styled structrues to fill up the end dimension with life!
Enhances and creates new villages and pillager outposts, that perfectly fit into your Minecraft world.
Structure mod that brings an exciting twist to Minecraft by introducing hostile and unfriendly pillages, providing a thrilling contrast to the peaceful villages.
adds 130+ vanilla style structures to your world to bring it alive, using vanilla blocks. Includes dungeons and enemies to fight!
Speed up your world loading by removing unneeded chunks.
Vanilla Worldgen optimization mod
Attempts to optimize the generation of Jigsaw Structures and NBT pieces
Tree library used by popular mods such as Oh The Biomes You'll Go.
Formations adds utilities for structure datapacks!
Formations Nether adds plenty of new structures to the nether!
Formations Overworld adds plenty of new structures to the overworld!
A quick way to get rid of a biome. Useful for tweaking datapack-based generators (like Terralith) that don't have a convenient configuration
Adds more variations of vanilla structures and features such as a Jungle Fortress!
Adds >200 new structures that integrate perfectly into your world!
This is a library mod for the Moogs Structure series
loads of structures made with vanilla blocks and entities bringing life to your world! Discover loot, enemies, & more along the way!
Adds snow under trees in snowy biomes, making the biomes more immersive.
Elegant - and likely hostile - vessels lost in the seven seas...
An addon for the Friends&Foes mod, adding a beekeeper hut structure.
Lots of awesome vanilla style floating islands full of loot, mobs and dungeons for you to explore!
Bridges big and small across rivers and valleys.
This mod improves the vanilla minecraft villages !