Minecraft Java 1.21 Mods
Browse 22,362 free mods for Minecraft Java 1.21 — popular picks include Cataclysm Redurable, Cat Retaliation, Simple Smith.
Step by step: How to install Minecraft Java mods & modpacks
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Cataclysm Redurable
This small mod allows you to enable and customize the durability of the tools and weapons from L_Ender 's Cataclysm
Cat Retaliation
When a player attacks a cat, the cat will retaliate by biting and scratching the attacker.

Simple Smith
Upgrade your gear with a "Forging Skill" system
OutAuction
🏆OutAuction — Powerful auction house system with stylish GUI, 🔧 fully customizable sounds, and 📜 complete transaction history. 💰 Vault support, 🚫 item blacklist
VeinMinerPro
High-performance, ore-only vein mining for modern servers
Universal Darkness│通用黑暗
Mobs are also affected by Darkness.│生物也會受到黑暗效果的影響。
Enchantment Exploration
A mod which rebalances the enchantment table to use enchanted books chiseled bookshelves for their enchantments. Part of the difficult craft modpack.
Healing Sleep
A mod to improve your sleeping experience in Minecraft.
CreatureToss
Ever wanted to yeet a creeper across a ravine?
FoodBundler
Mod that allows user to compress food and seed items. So far, datapack compatibility and 1.21.5.
Soul Path
🗸 After death, you must go through a labyrinth to return your soul to the world.
Event Alerts Integration
A plugin to integrate your server with the Event Alerts ecosystem
FENEK's Artifacts
Adds unique and powerful artifacts to Minecraft, including the reverse ender pearl, multi-use enchanted golden books, and more!
Weather Extended
More weather conditions to Minecraft!
create:air_shield
Added an airflow shield to create

BlockStop
Stops you from breaking blocks you don't want to break
Magic 8 Chat
A fun and portable magic 8 ball inside your Minecraft chat!
Copper Golems Drop Statues
Makes copper golems drop statues on death
Easy Elytra Launchers [EEL]
Are you bored of fireworks with elytras? Try this datapack! This datapack adds a craftable elytra launcher.
AwesomeKeycards
AwesomeKeycards lets you turn any item into a digital keycard, lock interactive blocks, and share access with trusted players.
TPA FisFis
Revolutionize your server's TPA with a sleek, configurable GUI management system. Supports MC 1.8-1.21+.
Stoneworks HUD chat
An unofficial mod that displays your current selected Stoneworks channel in your HUD.
FireballThrower
Empower players to unleash explosive fireball attacks!
Blessing Of Keep
Adds an enchantment that makes you keep your items after death
Mute Ma
A mod that adds a button to the options that mutes master volume or unmutes it!
InsecureSpear
The official op-spear plugin from the Insecure SMP.
xPsMenu
The best add-on for protectionstones
Better n' Stronger Bows
Want stronger bows in your game? This mod is just for you!
EasyPortal
EasyPortal Mod revolutionizes Minecraft travel by enabling custom-shaped, PIN-secured portals with seamless 1:1 linking through an intuitive in-game GUI.
Folks & Favors
Dynamic entity tasks to make your world feel alive!
MilitaryArsenal
A military weapons addon for Slimefun4 featuring advanced weaponry, ammunition systems, and coordinate-based bombardment capabilities.

Oraxen Ore Drops
Add Oraxen item drops to any type of block with drop chances
Iron Watch
IronWatch is a modular anti-cheat for Paper servers with ProtocolLib integration, per-player state tracking, and configurable thresholds.
partialkeepinv
Keeps shulker boxes, container items (ender chests, bundles) and all non-stackable gear (tools, weapons, armour, elytra, etc.) on death while everything else drops normally. Adds configurable 1–5 level XP loss and light armour durability damage on each dea
Auto-worldreset
A good automatic world reset plugin that allows you to automatically reset your worlds. Prefect for farmworlds
Year of the Bomb
A mod where most of the vanilla items, blocks entities are long gone, and in their place, a giant, orange, dead post-nuclear wasteland awaits the player.