Minecraft Java 1.21 Mods
Browse 2,731 free mods for Minecraft Java 1.21 — popular picks include CubeGen, Job Mod, TBS Paper disc13 effects.
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CubeGen
Instantly create, customize, and manage unique cubes for your Minecraft world!
Job Mod
Fabric 1.21.1 mod adding three jobs: Miner (Fortune+Efficiency on ores), Warrior (+2 sword damage, always crit at level 20+), Farmer (2× growth, 5× harvest). Commands: /job choose (once) and /job change (OP only).
TBS Paper disc13 effects
A simple paper plugin that when you play disc 13 black particles surround the jukebox referencing the broken script horror mod.
Soul Alchemy
This datapack was originally created as a way for the player to modify their own attributes in a Survival world. This datapack has since expanded to a couple more things to do with the player modifying themself of close items/objects.
Mage Smp Datapack
This Is A Datapack With 8 Different Wands That All Have Special Abilities.
more enchantment_
This mod includes 10 amazing enchantments and is highly configurable.
GFly
Simple and Smart Fly Plugin
ShopEnchantMe
ShopEnchantMe is a GUI-based enchantment shop addon for EnchantMe. Players can browse and purchase enchant books directly from an in-game shop menu using in-game currency via Vault.
Portable allays
A mod improving the portability of allays
NoGlobalSoundEvents
Prevents players from hearing certain sounds
DripStoneDamage
Set the max damage for falling dripstones
NewPlayerProtection
A powerful and fully configurable Minecraft plugin that protects new players from PvP, mobs, and damage, ensuring a fair and smooth start on any SMP server.
Curses and Cryptics
Expansion upon Minecraft's curses and enchantment mechanics.
V's Lucky Block Engine
A Command driven Lucky block engine for 1.21.10
Cold Torch
The Cold Torch is a decorative iron torch that emits no actual light level or heat. It possesses a chilling aura that instantly freezes nearby water into ice and applies a slowness effect to any mobs
SmashDamage
A small concept plugin that takes Smash Bros.'s fatigue mechanic and tries to implement it in Minecraft (with knockback).
StellarCraft
This mod adds RPG mechanics, a unique leveling system, stamina, and new items to Minecraft. Level up your character, manage your stamina, and discover falling stars with different properties - from useful to dangerous.
NoInsomnia
Prevents phantoms from spawning in the nighttime

Re:zer0
Die, return, try again. When cursed by the Witch of Envy, death becomes a checkpoint that rewinds your body, inventory, and the world itself.
CasterOS
CasterOS is a cross-platform Minecraft magic plugin for Paper and Sponge servers. It features immersive spell casting, dynamic magic mode, and easy spell management with YAML files—making it simple to customize and expand your server’s magical experience.
DTC - Destroy The Core
A competitive PvP event where players must destroy the core to earn rewards.
Arcane Imbued
Adds multiple magical wands that can transform certain blocks into their arcane variant in just a click! Use these newly modified versions of vanilla blocks to craft new weapons, foods and armor.
Conquest Online
The "Conquest Online" Mod is part of the "Soncresity: Conquest Online" Modpack and also part of the Soncresity Universe.
Feline Presence
Learn the secrets of your feline companions and repel creepers with this leggings enchantment !
Magicians Live Forever
Magic mod with coca cola, wandering traders, and a whole lot of surprise!
Mythic Maces
10 New Maces each with special abilities.
Swordchants!
Adds 3 new enchants for the sword!
Mobs Drop Their Abilities
Defeat mobs and steal their powers! Unlock unique passive abilities like flight and teleportation, or use active items like the explosive Detonator. Transform your survival experience by using the monsters' own strengths against them.
Hextech Armory
This first alpha version of the Hextech Mod adds the Atlas Gauntlets and Mercury Hammer with working mechanics like blocking, dashing, projectile negation, and heavy damage. The gauntlets also have 3x3 mining in offhand. Players can now start crafting Hext
Fuel-Master
Fuel-Master is a powerful and essential plugin for Minecraft server administrators who want to manage player experiences. Designed to prevent enchanted items from being used as furnace fuel, Fuel-Master ensures that valuable resources are preserved.
Mythical_sword
This mod adds a mythical sword. Funny for manhunts.
NoFireDamage
Prevents damage from burning sources.
Simple Clip
A plugin that allows you to smoothly noclip through blocks in creative mode with the help of a client side mod. Similar to Axiom no clip.
Wither Rose Tweak│凋零玫瑰調整
Wither Rose's damage rate is changed to 1 second.│凋零玫瑰的傷害速率變為1秒。
Harness Enchantments
Add 4 new enchantments to your Ghast Harnesses. Improving the Happy Ghast.
Gemstone Plugin
A PaperMC plugin that introduces 5 custom gemstones, and when combined, they make the SUPER GEMSTONE!