Minecraft Java 1.21 Mods
Browse 125,543 free mods for Minecraft Java 1.21 — popular picks include Touhou Little Maid: Lily, Owies Airport Pack, Red Exp Bar | CEB.
Step by step: How to install Minecraft Java mods & modpacks
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Touhou Little Maid: Lily
An addon for Touhou Little Maid that adds a maid-to-maid affection and yuri romance system.
Owies Airport Pack
Adds blocks and items like, lights, blocks for runways, and more, to help people make airports
Red Exp Bar | CEB
Changes exp bar color to red
Mob Animations
This mod adds various signiture actions for mobs using the /mobanim command.

Create: Multi-Tool
Multi-tool for Create modpacks. Mines any block, tills soil. Infinite durability.
RideEvolution Lib
A Made☆in☆Haste Addon for RideBattleLib - compat with Curios, GeckoLib and other features!
HisokaTeammates
Highlight your teammates among everyone else.

KeyMap HUD
A visual keybinding manager for Minecraft that helps you find conflicts, discover unused keys, rebind controls, add custom key labels, and save or share keybinding profiles.
Pocket Air
adds a pocket air craftable with 1 magma block when crafted you get 64 pocket air and when right clicked in water it creates 1 block of air good for making underwater bases easy instead of using sponges
Orbital Strikes
Call down explosive strikes from above. Aim, right-click, and boom. The Orbital Cannon fires explosions at anything you can see, up to 100 blocks away. 5-second cooldown.
esspvp
Bulit for pvpers Better Armor look
jonshu's structure mods!
jonshu's structure mods. Has all my mods in one!
Declinable Death Messages
Inflects killer mob names in death messages for languages with grammatical cases.
Yellow tnt minecarts
yellow tnt minecarts and tnt for pvp
Death Trace
DeathTrace is a clean client-side Minecraft mod that saves your death location, shows a HUD tracker, and detects dropped items nearby — perfect for SMP servers without needing server installation.
Cody's Uncrafting
A simple mod that adds a uncrafting bench to break down your crafts!
MrCody's Border's
MrCody's Borders is a client-side mod that lets you draw, name, and color territory borders directly on Xaero's World Map.
RaceSystem
RaceSystem includes 7 races: Human, Shark, Bird, Rabbit, Undead, Demon, and Giant. Each race gives unique abilities like flight, underwater buffs, speed boosts, combat bonuses, or increased health and damage, while Human has no special abilities.
Natural Farmland
A Minecraft mod for NeoForge 1.21.1 that changes farmland hydration mechanics to be more natural and realistic.
xXCAMPXx
Start an adventure-packed journey with friends—catch Cobblemon, explore new biomes, dungeons, gear up with epic mods, battle, build, and chill around the campfire(sing a campfire song) with a world to explore.
tomboy meter
adds tomboy meter to minecraft
Infinity Gauntlet Mace
turns your mace into an Infinity Gauntlet
Branchy
Adds branches to the game, inspired by ContentSMP
DonutMotd
This is a simple plugin which is a fully customisable motd supported with minimessage api and hex.
Dimension Control
A simple Dimension Control mod for Fabric.
TRMT Faithful 32x fix
This resourcepack adapts The Roads More Travelled erroded block textures to Faithful 32x style.
CreatingNations
Build an empire. Forge its engines. Defend every inch. - Nations of the Mechanism A Create Multiplayer Modpack
Atet's Infrastructure
A lightweight server-side mod that lets admins assign repeating item rewards to players.
Texture Presets
A client side mod that allows you to make custom Texture presets.
AI Friendly
With this Plugin, you can summon a bot/player on your server which follows you around and can talk with you with the help of Gemini (free to use)
White Silence
A modpack that radically changes the gameplay: players must survive in the harsh conditions of an endless winter
Javor SMP Server
Javor SMP Lite Server - Optimized server pack with FTB Backups 2 and custom SMP economy system
Project Scraffold
Replace scaffolding in one click by right-clicking it with a placeable block
Kitten Totem (Tabby)
This RP changes the Totem to the Tabby Baby Cat.
White Light
The light has been taken away..
Modmc
A highly optimized, zero-dependency, and incredibly accurate anti-cheat built natively on PacketEvents. Catch modern hackers instantly across versions 1.8 to 1.21.3 without punishing legitimate players.