Minecraft Java 1.21 Mods
Browse 21,756 free mods for Minecraft Java 1.21 — popular picks include Disable Mob Replacement, The Immersive Music Mod, Boat Fall.
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Disable Mob Replacement
Disables the vanilla mob replacement mechanic in Pixelmon 9.x
The Immersive Music Mod
147 new songs. Played based on biome and structure!
Boat Fall
Makes boats and their passengers take fall damage
JeremySeq's Damage Indicator
Adds a directional damage indicator.
Better Zoom
Smoothly zoom with wheel as much as you want, in a simple way with customizations
BodyHygiene
A Minecraft mod that implements a personal hygiene mechanic for players
Click Villagers
Click to pick up villagers, reset their trades, change their biomes, claim them and much more!
Enchanter Fix
Allows players to decorate their enchanting table setup by fixing the "enchantment power transmitter" block tag.
Armorful
Adds armor for various mobs naturally. Illagers, Witches, Drowned and more!
DivineRPG
8 New Dimensions ♦ 115+ New Mobs/Bosses ♦ Hundreds of New Blocks and Items ♦ Unique Weapons and Armor
Create Waystone Recipes
Requires the Mechanical Crafters for waystones
FTB Skies 2
Our skyblock experience built for Minecraft 1.21.1 with a focus on rewarding gameplay, custom mechanics, and player-driven progression!
Beyond Adventures
Beyond Adventures is a feature-rich mod introducing missions, entities, a dynamic currency system, and much more.
Cobblemon Rustling Spots
Rustling Spots adds dynamic, world-driven “rustling spots” across the Overworld.
Cobblemon: Run & Bun(Advanced Trainer AI)
A much more advanced trainer AI API following the Run and Bun 1.07 community doc and beyond. Dependent on Radical Cobblemon Trainers and COBBLEMON 1.7 Replaces RCT API
Aures - Farmers Structures
New structures for Farmers Delight that teach the player how to use the mechanics of this mod and are just beautiful!
More Bows and Arrows
The objective of More Bows and Arrows is to improve the ranged combat of the games, adding around fifty bows and arrows with different abilities and characteristics.
Server Sleep
The simplest multiplayer sleep mod/datapack. - Changes playersSleepingPercentage to 50%
Forcemaster (More RPG Classes)
Grab a Knuckle, master the force and martial art. Spell Engine Add-On
Musket Mod
Adds craftable flintlock weapons
Moss Fix
Highly configurable (or will be) server-side mod that fixes moss by allowing spread under transparent blocks
Tense Ambience
This mod enhances the atmosphere of all default dimensions with biome-specific, tense ambient sounds (Perfect for Horror Modpacks).
Piggyback
Allow player riding each other and replace the default player sitting mechanic with a piggyback-style ride. Carry your friends on your back for fun, teamwork, or pure chaos!
Health Indicator
Displays players' health below their names.
Sable: Physics Compat
A Compat mod for Sable/Aeronautics providing tags for several modded blocks.
Keybind Fix Updated
Allows multiple functions to be mapped to the same keybind without (as much) conflict
Data API
Tools to aid in datapack creation
Zombie Nightmare Expansions - Undead Horror Monsters
Adds various creepy undead entities with unique mechanics and intricate designs
Berserker (More RPG Classes)
Enter a wild, relentless battle trance as a Berserker! Spell Engine Add-On
Witcher (More RPG Classes)
Slay monsters like a Witcher! Spell Engine Add-On
CobblemonLoot
Data pack for Cobblemon. Adds some Cobblemon items to vanilla chest loot tables.

Spawn Animations Compats
A datapack that adds compatibility for Spawn Animations with 50+ mods.
Music Sync
Sync music with everyone online!
Wathe: Murder Mystery
A murder mystery social game (core mod for the Last Voyage of the Harpy Express experience)
Villager In A Bucket
Pick up a villager in a bucket!

Cobblemon Fixed Starter IVs
Finally nail down those Cobblemon starter IVs!