Minecraft Java 1.21 Mods
Browse 272 free mods for Minecraft Java 1.21 — popular picks include StrangeLuckyBlock21, Project Tiger, Rype's Auto Item Rename+Auction Seller.
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StrangeLuckyBlock21
This mode is a lot of fun, especially if you want to fight fairly.
Project Tiger
This is a light weight w.i.p mod with new buildings and blocks
Rype's Auto Item Rename+Auction Seller
Automatically rename and sell large amounts of items with a single command. This mod is made especially for LifeStealSMP.com players, helping automate repetitive renaming and auction house selling tasks with configurable speeds and simple controls.
UniversalMobFoundry
New generation of generators! You can buy monsters, simulate their loot, and upgrade the generator.
Animal HUD
Animal HUD is a lightweight vanilla datapack that gives players a real time information overlay for any nearby passive animal they look at, making farming, breeding, taming, and managing animals much easier.
Copper Golem Reforged
Plugin that adds configurable copper golem upgrades with separate diamond and netherite behaviors

THIS
Port of the Chickens mod, as well as roost!
Coherent Content
Small implementation that fixes some of the inconsistencies and mechanics of the game
Advanced Happy Ghast
Upgrade your Happy Ghast! This mod introduces a progression system, integrated storage, and speed bonuses. Manage your companion through a custom dashboard and level it up using rare materials.
MobCatcherPro
The Ultimate Entity Transport Solution for Minecraft 1.21+
PecoraGenesis
PecoraGenesis enhances livestock with genetics, allowing special meat, milk variation, and persistent gene-based traits.
A Little Darkness
This mod aims to increase the difficulty and variety of gameplay by adding content related to darkness in one way or another.

Reggular
Tired of the new eggs not stacking? This datapack is just for you.
MobPouch
MobPouch lets you capture any entity in the world mobs, animals, even vehicles and carry them around in a single item. Simply right-click to catch, sneak + right-click to release.
Forests - Vanilla Expanded
A mod that adds vanilla friendly forest biomes
RoseStackerXchange
Addon for RoseStacker plugin. Allows players to exchange spawners they have for ones they want.
CreeperChestSave
Chests don't explode but blocks do.
Caravans
Working pack-animal caravans for Paper and Purpur. Llamas follow in formation, carry 90 slots across saddlebag pages, run loot home on their own, and stand guard. Lead camels, wolf protectors, donkeys, and mules included.
Little Helper | Cute Companions, Backpacks & Buffs! [1.21]
Craft adorable mini-mobs that carry your items and give you special potion effects!
twinkle popo mod
it adds twinkle popo realistic pikachu and realistic hellokity
InventoryRandomizer
This plugin adds the ability to randomize players inventories with configurable delay
WardRegion
Region protection plugin for Minecraft 1.21 with wand-based selection, GUI management, whitelist access, flexible flags, particle previews, and MySQL storage.
P_Comandos
A plugin for commands in items!

Prabhat's Stock Market
A dynamic Minecraft stock market plugin where players trade item based stocks with real time price changes events dividends and a competitive economy system.
CarpetBag
Adds a special bag for storing and using carpets for your map creators.
hotbar pets
add a diamond, emerald, and amethyst hotbar pet
Way More Recipes
just a bit more recipes than usual...
Duckzi's Opossums
This project adds Opossums to your minecraft world!
HeroPets
Adopt, level up, and care for RPG Tamagotchi companions with custom vitals, digital PC storage, and mountable pets!
Villager rollback
A datapack that is able roll back villagers that recently died. All of the villagerdata is saved.
No Crossbows And Axes
Removes the ability of pillagers and vindicators TO DROP their Crossbows/Axes while still being able to use them.
No Ominous Banners
Pillager Captains no longer drop their banners upon death. This ensures unclogged farms and boots performance
Arrow Owner
When an arrow is shot it will store the Owner and the UUID of the entity that shot it so you can bus those arrows along to your newly made voodoo machine
AceSpawners
This Plugin adds configurable spawners to your minecraft server
Ghost Garden
Ghost Garden is an atmospheric mod featuring loot-filled graveyards guarded by Skull Kin. Defeat the Royal Ghost to forge powerful phasing gear, stat-boosting crowns, and shield-shattering blades.
CustomDrops Pro
A plugin that lets you edit the rewards received from monsters. Supports IA IE IT MM and can be easily edited.