Minecraft Java 1.21 Mods
Browse 974 free mods for Minecraft Java 1.21 — popular picks include Dong Dong's random creation, Mama's Happy Hallows, Action Mobs.
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Dong Dong's random creation
magic and energy,new ore,new dimension,new tool and weapon type.
Mama's Happy Hallows
HappyHallows is a Halloween-themed companion to Mama's Merrymaking. Create spooky builds with aging wood and decorations galore. Collect costumes and surprise bags from Monsters, eat lots of treats and have your fortune told by the Crystal Ball.

Action Mobs
A mod that adds pose-able mob statues to Minecraft.
Chaos Cubed Content
Chaos Cubed (Upcoming 26.2 Game Drop), but Re-imagined and Re Implemented
Head Hunters
Adds configurable Mob and Player Head drop chances. Includes Hunting lodges and Head Hunter Villagers for trading mob heads.
Rine Time
Explore | Choose Your Class | Battle Challenging Mobs | Build | Decorate | Grow Crops | Automate Everything
PokéGals [Cobblemon]
a data pack that add alternate costume for some Pokémon that turn them into girls!
More Mob Variants: Renewed
This is a Port of the More Mob Variants mod brought up to 1.21.1 for NeoForge.
Scream & Disappear Death Sounds
Plays "scream and disappear" meme sounds when a player dies
The Obsessed Creature
This modpack contains The Obsessed, and a couple other mods put in to bring the best immersion to your world and your stalker friend Lenny. Also adds more decoration/structure and food options
Better Brushes
Paint, brush your pets, remove moss, farm string, and more with brushes.
Cobblemon TP-Pastures (No despawn for Pasture Block's)
Cobblemon Pasture Recall/Teleport Change
MirRP CIT
3D resourse pack with decor, food, drinks, animal totems, plush toys and more
Bare Bones Mob Elytras
Tired of the normal elytra? Try out this texturepack that changes your elytra to a mob themed elytra!
Geode Mania
Adds 2 new dimensions, new combat mechanics, 4 new ore types, and a heavy emphasis on Copper and Amethyst!
Fantasy Illagers
A mod that adds new Illagers and structures for you to fight and explore.
Spiky-Eared Pichu Cobblemon
adds spiky-eared pichu to cobblemon. *technically it's already there in the mod, just enabled it with a datapack.
Pirate Adventures
Pirates is a huge project for the Minecraft game in the form of a DataPack. By installing the required ResourcePack and the DataPack itself, you get a large number of new mobs, items, blocks, mechanics, and bosses.
Leads
Wraps a lead around your hand when leading a mob.
Not Serious Bare Bones Mod Compat
Bare Bones Compatibility for Various Mods! Wood Armor, More Ladders, Pure Copper Tools, Wheelbarrow, Amethyst Equipment, Inmis, Bronze, Copper Golem, Simple Copper Pipes, Basic Weapons, Snow Pigs, Nears, Nemo's Creatures, Sandwich Mod, and more!
Classic Combined
This mod creates a Classic Minecraft/Modern Minecraft hybrid experience. Recreates modern features in a Classic Minecraft/Alpha Minecraft style. Fully Survival compatible
Warfre's Mob Drops
Fill the lack of drops and loot and earn incredible trophies such as heads or spawn eggs.
MCTerra
Kid: Mom can I have Terraria? Mom: We have Terraria at home. Terrraria at home:
Concoction!
Enhances Food, Cooking and World Exploration . Vanilla+ Style.
Inns & Innkeepers
Adds Inns and Innkeeper villagers to world generation. Includes optional Hearthstone item to allow players to return to a bound Fireplace.

Yood's Collection
Yood's personal gem & music collection.
Fishing Expansion
Adding New Fish into minecraft!
Dragon Egg Respawns
Makes the dragon egg respawn every time the Ender Dragon is defeated
World of Wonders Reforged
Discover new structures inspired by The Twilight Forest, Create, Alex’s Caves, Biomes O’ Plenty, and Another Furniture, designed to enhance exploration and blend naturally into the world.
Artisan Pottery
This mod adds a variety of new features related to the archeology update. Pots can now be customized how ever you want, there are new animals roaming the deserts and badlands and new structures to uncover.
Simple Seasons
Adds a simple season system.
Mystborn Horizons
A progression mod to add more ores, mobs, bosses and structures.
Wisp & Willow
A magic mod, inspired by occultism, botania, and thaumcraft.
Copper Golem Hats
Stylize your Copper Golems
PySpigot
A Python scripting engine (plugin) for Minecraft servers running Bukkit or one of its forks (Spigot, Paper, etc.).
Name Tag Mobs To Be Friends
Name Mobs "Friend" to Make them Friendly Towards Players