Minecraft Java 1.21 Mods
Browse 126,765 free mods for Minecraft Java 1.21 — popular picks include DisplayTags, Cleaner Armour Armor Bar, Creepers Burn at Daylight.
Step by step: How to install Minecraft Java mods & modpacks
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DisplayTags
A modern Paper plugin to customize player name tags!

Cleaner Armour Armor Bar
Removes the Empty Armor Containers from the HUD, for a cleaner GUI. 'Absorption Hearts inspired'. HUD Hotbar!
Creepers Burn at Daylight
Burn, Creeper, Burn! Bring the heat to your Minecraft adventures.
Player Containers
A (work-in-progress) mod that lets you store other players in items!
Chest Logs
Log all chests on your server to catch the thieves
Better Fireworks
This resource pack changes the color of the rocket based on the flight duration.
Mafish Crafting (马夫鱼:合成)
🐟📘 一个马夫鱼模组的附属,让这个模组的物品可以在生存模式下获得 A mafish-learning extras adds a few recipes for survival
Cheaper Compasses
Modifies compass recipe to use fewer iron ingots
Essential Enhancements
Enhance your vanilla game with a collection of FPS and Quality of Life improving client mods designed to work on any vanilla server!
WynnStacks
Debuff Tracker for wynncraft
Netherite Armor
A fresh, detailed and a modernized texture pack for Netherite armor — compatible with Minecraft 1.21.x
Modern Glass Hotbar
A sleek, transparent hotbar pairing modern design with a soft glass aesthetic for Minecraft.
Seven Stars API
An API for the Middle-earth Mod and affiliated addons by the Seven Stars Studio
AntiFlight
Flight-only anti-cheat for Paper and Fabric servers. Stops fly hacks and elytra exploits without flagging vanilla movement, with optional Hunger Mode penalties.
Gun Core Fancy's Patch
A modification of Gamingbarns Gun Core made to have extra capabilities, while being compatible with normal gun core
Tensura Reemerged
Embark on a journey of growth, discovery, and power. As Player, you must explore the world, form relationships with other creatures, face ancient threats, and ultimately shape the destiny of the realm. Whether you aim to create peace or dominate
WorldListTrashCan
More Than Just a Cleanup Plugin
Flawlessly Optimized
[1.21.4] Boost your Minecraft performance with smooth gameplay and essential OptiFine features, all while keeping the game’s original feel.
The Nether Reactor
A datapack recreation of the Nether Reactor from MCPE!
Just Meloetta
A datapack that adds Meloetta to cobblemon. That's it.
Cobbledollar Economy addon
A feature-rich economy and trading mod for Cobblemon servers, featuring player shops, a global market, Pokémon trading, auction system, and a gamble system.
Classic Bad Omen
Reverts the changes done to bad omen in 1.21.
From Spears to Gears
This modpack will take you through the ages of our civilisation! From the Bronze Age to the Space Age. Completely reworked combat system and amazing armor and weapons to fit the theme
Better Mob Combat - Reimagined
An add-on mod to Better Combat that allows it to work with (humanoid) mobs.
RCT Level Scaler
An addon for Cobblemon + Radical Cobblemon Trainers (RCT) that dynamically scales trainer Pokémon levels to the player's team, enabling flexible progression in survival or freeroam worlds.
3D Music Discs
All music discs up to 1.21 have a 3D model when in first person but a 2D texture in your inventory
Carnival Foods
Adds some carnival foods (cotton candy and hotdogs)! Made for ModFest: Carnival.
Parody Songs Music Discs
This resource pack changes the normal Minecraft music disc songs into parody songs!
ZetaCraft
ZetaCraft Mod
Boss Checklist - Annihilation Recreated Compatibility
Integrates the Annihilation boss from Annihilation Recreated as an entry in the Boss Checklist mod.

Cracked Tier Tagger
Display player's PvP Tiers in their nametag! (Cracked Tiers)
Server Shader Gate & Enforcer
Requires players to use a shader on the server (Iris)
No Bat Spawning
Make bats actually stop spawning by remove them from spawning pool.
Mexus Gray
*6uii's anchor texture* This pack is made for Mexus, it changes most blocks textures and is made for cpvp
Nice Rarity Mobs
Hostile Mobs have a chance to spawn in one of four different rarities which drop different tiers of loot.
Title Fix
When exiting a world or server, the in game title overlay will be cleared to prevent transferring to the next world.