Minecraft Java 1.21 Mods
Browse 3,566 free mods for Minecraft Java 1.21 — popular picks include Create: Deep Dark, Twilight Forest Bosses Resurrection, Twilight's Flavor & Delight.
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Create: Deep Dark
A Create mod addon featuring new end-game items based on the Deep Dark biome, making venturing into Warden territory more fun and rewarding.
Twilight Forest Bosses Resurrection
This mod provides ability to respawn bosses form Twilight Forest
Twilight's Flavor & Delight
This mod adds food and desserts from Twilight Forest in Farmer's Delight and Neapolitan style.
FancyFast Bushy Leaves
Forces Fast Leaves rendering to improve performance with bushy textures, ensuring better FPS in dense biomes like jungles or mangrove swamps, even when using shaders.
Biome Particle Weather
Replaces the old weather rendering with particles while spicing it up by adding new effects!
Epic Structures: Villages
A Mod which replaces vanilla villages with epic sprawling towns :)
The Afterdark
A truly immersive Deep Dark alternative dimension with many secrets and resources hidden behind. Explore a new world brought to you from the evil of the Deep Dark.
Fabric Seasons: Nature's Spirit Compat
Nature's Spirit compatibility for Fabric Seasons
Primal Winter
The entire world has been converted into a frozen wasteland with heavy never ending snowstorms.
Ulterlands: Worlds Apart
Go beyond dimensions; explore a realm unknown yet familiar.

Profundis: Nine New Quality Cave Biomes
A world generation mod adding in nine new cave biomes, to make the underground more varied.
Tan's Huge Trees
Generate trees and some nature stuffs around the world. With some detailed systems.
BiomeInfo (Fabric)
Adds a configurable text to the top left corner (by default) saying what biome the player is in.
Pillager Caravans
Adds roaming pillager caravans with biome-themed loot and guarded convoys!
Farmer's Cutting: Regions Unexplored
Adds Farmer's Delight cutting recipes for Regions Unexplored
Create Picky Wheels
Makes Create's Waterwheels and Windmills have requirements [biome, space, position].
Twilight Tweaks
Adds a very configurable final boss among other config options.
Terralith, Incendium, Nullscape Biomes Names
Terralith, Incendium, Nullscape Biomes Names Lang fix
LUMINOUS: NETHER
Explore new nether biomes with dangerous foes! Build with new blocks, and decorate with new decorations!
Incendium Biomes Only
Removes structures, items, mobs and bosses from Incendium, leaving only the biomes and terrain.
TravelerZ
Adds titles while traveling through biomes to show the average level of mobs as an addon for the nameplate mod
Villager API
An API to add custom villager professions and villager biome types with custom trades without writing code.
Nyctophobia
Nyctophobia adds dark, foggy and unsettling biomes to the Overworld to make your adventure more thrilling and challenging.
Astrological (End Terrain & Biomes)
Overhauling the end with new terrain generation and blocks.
Simple Finite Water Control
blacklist / whitelist biomes for water source creation
Twilight Forest: JAPPA Pack (official addon)
A more current look for Twilight Forest!
Ember's Floating Islands
Floating Islands with dungeons, villager homes and more magical places to explore!
Ruined Lighthouse
Adds a broken lighthouse to beaches with hidden loot and a challenging parkour inside, rewarding players who make it to the top.
Winter Overhaul
A mod which overhauls snowy biomes :)
Nature X Resource Pack
environment / tweaks/ realistic
YANDO's NPC Variety
NPC Variety, because villagers deserve more.
Macabre - Call of False Prophets
Flesh and gore dimension, hard enemies and good rewards.
New Game - An Improved Experience | 26.1.2 UPDATE!
An awesome modpack! | Improve the vanilla experience, adding biomes, creatures, elements and other interesting features.
Repurposed Structures - Better Jungle Temples Compat
Change RS Temples to be in Better Jungle Temple's style
Mob Compack
(a couple of) Mobs for Biomes O' Plenty
Desert Oasis
Adds an oasis to desert biomes