Minecraft Java 1.21 Mods
Browse 22,165 free mods for Minecraft Java 1.21 — popular picks include Mob Chunk Limiter, Vault Picking, Spectrum Compat.
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Mob Chunk Limiter
A mob limiter per chunks to prevent any spawner to spawn too much mobs or natural spawning
Vault Picking
Adds a lock pick item that allows you to reset vaults and open them again

Spectrum Compat
Integrates Spectrum mechanics into other mods

Double Damage
Doubles all damages.
Sable: Ragdoll Revival
An addon for Sable: Ragdolls where you can heal and revive downed players with food :)
Insectopia
A Buzzing Adventure
IPDynamic
IPDynamic - Advanced IP Tracking & Alt Detection System for Minecraft Servers
Create: Jukebox Displays
Adds the Jukebox as a display source for use with Create Display Links.
Emerald Kit
Emerald Mod Kit: Looking to complete your Minecraft armor and tool set? This mod adds a practical use for emeralds, letting you craft gear to match the rest of your collection. A simple and seamless addition for fans of the vanilla experience!
Heart Canisters
Introduces two tiers of pricey canisters that increase your health when carried.
Eat Villagers
Wandering Trader & Villagers drops meat and you cat eat it - new Food
Carpet ROF Addition
An optimized Carpet mod that slightly disrupts vanilla features.
No Surface Mineshafts
A datapack that removes surface mineshafts found within the mesa
GenderPluginCompat
Makes a plugin to add server-side compatibility with Wildfire's GenderMod
Vanilla Nick
A minimalistic, vanilla friendly custom nick datapack.
Better Destruction
Better Destruction replaces hold-to-mine with Better Combat-style tool strikes, making block breaking feel more physical and rhythmic. Tools can also be used in combat, support modded tools
EzCrafts
This plugin makes SMP crafts like Ez gaps and Ez Cobwebs craftable Combined in SINGLE Plugin.
Cobblemon: Gholdengo Colorful Cosmetics
Adds new cosmetic forms to Gholdengo giving you a range of new coloured stripes on your Golden Wonder.
Linear Armor
Make armor progression in Minecraft more linear
Palamobs [ Discontinued ]
An add-on for Palamod Recreated and Custom NPC. The different mobs will finally be able to burst into your adventures with their different dungeon styles, bosses, and NPCs.
Premium Advancements | Custom Achievements
Create unlimited custom advancements/achievements with a clean editor or GUI. Vault • +45 Triggers • MySQL • MiniMessage & Hex colors • Webhooks • 1.21+ Support
Nameplate Tweaks
Adds customizable visual effects to nameplates, including shadows, physics, and so on...
Villager Trading Helper
Client-side, streamlines the trading process with a new screen for easy and fast one-click trading

Burst
A smart vein mining cross-platform mod, for modern minecraft.
Block Nether
A simple plugin that allows you to close access to nether using the /ad command

Crafting Reborn
A simple mod that adds more crafting recipes

DeepIn - Deepslate Instaminable
Customizable mod that Lets you instamine deepslate and other materials
Statcraft - Minecraft With Stats
"Minecraft With Stats adds customizable, upgradable stats like mining speed, strength, defense, and more. Players can enhance their abilities through gameplay, gaining powerful bonuses and unlocking new potential as they progress."
a 1.8.9 pvp in 1.21.11
This data pack enables 1.8.9 pvp on the latest version 1.21.11.
Cobble Q.O.L.
Server-focused balance/QoL mod for Cobblemon that adds configurable progression limits
Start The SMP
Start your SMP with a countdown, sound effects, titles, and world border control.
AMR Bot
AMR stands for Automatic Modular Robot. A Robot-themed datapack. Explore new biomes, discover diverse modules, and assemble your own modular robot in Minecraft
Dialog Teleport
A teleportation system using the dialog system added in 1.21.6
InvenotrySlotSteal
Lifesteal but with inventory slots
Universal Depth of Field
Native DoF - no shaders required.
Floodgate UUID Finder
Finds the fuuid of bedrock players, so you can whitelist them on your server.