Minecraft Java 1.21 Mods
Browse 579 free mods for Minecraft Java 1.21 — popular picks include oSzoukaua's: Floating Damage, Moar Bosses, Repairsmith.
Updated daily

oSzoukaua's: Floating Damage
Want to see how much damage you do? Now you can see it though floating numbers!
Moar Bosses
Moar Bosses adds 7 types of randomly spawning bosses into your Minecraft world. Each boss has 3-5 unique and crazy magical attacks, and drop cores that can be used to craft magic wands. The bosses have custom textures using Optifine or Reselect or CET.
Repairsmith
Adds a repairsmith villager that can repair damaged items for emeralds
SMP Silk Spawner
Silk Touch spawners implemented in a vanilla/smp friendly way! Fully configurable with different things that could happen with breaking spawners
Phantomcatcher
Way to protect yourself from phantom spawning
Variating Mobs
Mobs can spawn with varied stats! Aswell as a few more related things.
Pulchra Occultorum
This was a mod all about Victorian Science, Carneval and Occultism. Features are put on hold for now.
Golden Dandelion Backport
Adds the Golden Dandelion to earlier versions of the game

DinoBrik's Species | Fantasy Races
Adds 10 fantasy races you can play as. Includes Dwarves, Elves, Goblins, Minotaurs, Giants and Pixies. Races/Species give unique abilities aswell as change many aspects like health and size.
DOOM The Titans
This mod is a recreation of "The Titans Mod" But the titans are now stronger than ever. Alongside the old titans, this mod also adds new OP equipment, and new Titans to fight.
Deltapack
A deltarune datapack adding content from dark fountains and dark worlds to the roaring knight. As well as items and spells like snowgrave and the shadow mantle.
Combat Expansion
Adds a whole new collection of weapons, armor, and enchantments for PvP
xTokenSMP Season 1 Back!
Custom Mob Tokens with Unique Abilities and Visual Flair!
Ea Nasir's Items and Bosses Pack
Introduces new bosses, items, and more!
Health & Damage HUD
Displays health and damage indicators for entities in a simple and intuitive way!
Eye of Dreams
When night falls, new powers awake. Adds the Eye of Dreams to Minecraft
Armour Trim Abilities
Adds armour trim abilites for almost all the trims.
Barely Default Data Pack
The Barely Default Data Pack made for Mickey Joe's "Barely Default" Resource Pack!
RandomDirtDrops
RandomDirtDrops is a fun Minecraft data pack that makes breaking dirt blocks drop completely random items from the entire game — from diamonds to dragon eggs! Perfect for chaotic survival challenges and OP item speedruns.
Naturalis - Realistic Remorphed
RP Survival morph progression for ReMorphed: Knowledge XP, instincts, Resonance bonding, Humanity, and body-specific mechanics.
Crystalline
A Mod about amethyst and crystals
Hell's Survivor
A Nuclear Themed Horror Mod.
Potions & Such
New effects, potions and items, stackable potions, a use for the fletching table and new arrow types, a new monster and more!
Shiny Horses Reborn
Enchantable Horse Armor
P.I.G. - Personal Intermediate Groink
It isn't a normal pig...
Falings' Summonings
Adds a new ender mob with trades to spare, a new currency and a new magic structure
Dungeons, Creatures and Classes (DnD)
A D&D inspired RPG mod with Mobs, structures, classes and a lot more!
Epic Bosses
A mod for epic bosses in minecraft that adds a lot of unique content.
Lynx Morph mod
Morph into unlocked mobs and use unique abilities with a synced multiplayer menu. (BETA)
THE DELTA RUNE
A DELTARUNE mod for Minecraft. Previously known as Minecraft: 5th Dimensional. (Heavy WIP.)
EntitySize
Change the size of any living entity with a transition!
Bodebojo's Enchantments
A Datapack that adds random enchantments I feel would fit in the vanilla game
Universal Jewelry
Adds compatibility between Iron's Gems n Jewelry and other mods
Dong Dong's random creation
magic and energy,new ore,new dimension,new tool and weapon type.
Cobblefusions!
A datapack that introduces fusions into cobblemon, Cobblefusions!
Cyra
A Minecraft mod that reveals the secrets of the ocean!