Mods for 1.21.1
3,617 mods match your filters.
A mod adding the ability to replant swamp oak trees in swamps.
City of Chambers adds a big flying structure in the air like the end city. ( it's only changed in to a trial chamber! )
This Mod adds 10 new materials and three new forms of weapons!
Learn the Language of the World, build modular spells, enjoy fantastic visuals.
Worldgen mod that adds eight farm-field structure variants to plains biomes, complete with crops, roads, irrigation, and fences.
This mod is the culmination of what my friends and I think would be fun to include in Minecraft as a Mod.
Smart, reusable blueprints for builders. Capture builds instantly, preview a ghost with rotation/mirror, and place the result as a unit — single‑player and servers.
Across world and its beauty!
Adds a bunch of random stuff to minecraft java like an ender helmet and a biome full of waste.
Explore magical dimensions shaped by the will of a multidimensional being.
In the world of Dark, mercy is a myth, and every shadow hides death. Git gud, or die trying
This mod upgraded vanilla biomes and adds new ones for a more interesting journey around the world! Update 1.0.0 - Savanna and Dark Forest
A hardcore Minecraft mod with new ore, weapons, bosses, mobs, a unique dimension, haunting music, and forgotten secrets waiting to be uncovered.
A massive weapon mod adding legendary swords with unique abilities, new devastating effects, and chaos magic. Created primarily for the residents of the Maluch dormitory.
Datapack that turns the overworld into the moon, very boring currently, but I will add biomes and stuff at some point!
Design your builds directly inside your survival world without interference
This is a Mod which allows to play safety in lava.
A lightweight mod that allows you to control where structures can spawn based on dimension and structure rules. This mod provides fine-grained control over world generation behavior — especially useful for modpack developers and world designers.
Explore the new biome that brings dungeons, dimensions, a custom boss, cool new custom items and of new tools!! Get on this mod baby!! Its super duper cool (source trust me bro)
Sky Continents V11 is a datapack for Continents by Stardust Labs that turns oceans into open void airspace for Create Aeronautics-style sky travel.
Some new progression, and a dimension.
GregTech's ore generation isolated out into a standalone mod. For use by modpacks.
ExtraBiomes is a world generation addon/mod for Minecraft, available for both Bedrock and Java Edition, that adds 26 new biomes to the overworld, along with the mobs, blocks, and structures to fill them, from burnt forests and jellyfish-filled oceans to
This is a backport mod of things from the third drop in 2026(26.3)