Minecraft Java 1.21 Mods
Browse 22,257 free mods for Minecraft Java 1.21 — popular picks include SkyBoxed, REDACTED_ (WIP), Better Entity Control.
Step by step: How to install Minecraft Java mods & modpacks
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SkyBoxed
lets you put on and swap skyboxes in a instant from any image
REDACTED_ (WIP)
This ARG mod adds several entities, retextures, and dimensions.
Better Entity Control
Take full control over mob and projectile attributes — modify health, damage, speed, armor, knockback, scale for mobs, and damage, speed, gravity, knockback for projectiles, with commands in Russian and English.

PlotMe
Plot management plugin for Paper 1.21+ — modernized maintenance fork of the abandoned WorldCretornica PlotMe, with the default plot-world generator bundled in.
PEMusix
Press keyboard keys to click slots in server-side music chests — instant keyboard playback for "Musix" / "악기" GUIs. Auto-detects slot layout, separate drum/instrument presets, per-note usage counter.
HungerAndThirst
Adds hunger and thirst. You can starve to death even on peaceful, and must drink water to maintain your hydration.
BackPackSSS
Custom tiered backpacks with progression crafting, upgrade system and persistent storage — designed for survival servers.
Event Horizon: Chaos Mod
Event Horizon is a mod that triggers a completely random event every 60 seconds, altering gameplay - from harmless visual effects to global catastrophes!
Uncapped Armor
Allows for armor values above 20 to be factored into protection
Death Stone
Die, locate, return — death just got a little less permanent !
Advanced API
AdvancedAPI provides very simple code, for example, ItemBuilder or SimpleInventory, which can be used to create things faster. ONLY FOR PLUGIN DEVELOPERS
Create: Fungus!
The Create: Fungus! addon introduces a new way to obtain Crimson and Warped Nylium using Create’s crafting mechanics.
Mobs' Equipment Will Be Damaged│生物的裝備會損壞
When mobs use equipment, the durability of the equipment will also be reduced.│當生物使用裝備時,裝備的耐久度同樣會降低。
Local Difficulty Utilities
Fixes local difficulty display on the client and syncs inhabited time from the server. Includes configs and commands to easily edit a chunks local difficulty.
Cobblemon: Mega Raichu Ability Patch
A datapack for Navas ZA Megas that changes Mega Raichu's abilities to the ones in champions.
MaceCore!
MaceCore is a plugin that allows to modify the mace changing its cooldown limiting it changing its recipe limiting its damage or even limiting how many times it can be crafted.
hotbarLock
This mod adds a locking feature to hotbar slots
Commands: Ignite & Extinguish
Use the /ignite command to set entities on fire and the /extinguish command to put them out.
Vanilla X MC
This modpack is based on a Vanilla + experience ,it extends on base features and ands extra QOL feature plus extra mechanics
Game Character Stats
Allows you to have (admittedly inaccurate) stats from game characters!
Better D-Hand
This mod simulates a hotbar slot being clicked and opening your inventory.
AutoCompressor
Automatically compress items based on custom recipes.
Dispenser Farm
Dispenser Farm allows dispensers to plant almost all types of crops and plants in Minecraft. Also as well as allowing bone meal to be used on them.
Mild's Armored Elytra
A data pack that changes the overpowered concept to a vanilla friendly, balanced feature.
WaypointHomes
Adds Waypoints, a more balanced and in-world alternative to a /home system
MRandomizer
An extension for the MUtils Challenge Plugin, which adds an more advanced Randomizer
Custom Totem Particles ported
Fanciest totem particles in the west! Ported
RealMobSize
Generate your mobs with real-life scale
Don't Hurt Others' Pets
Prevents people from hurting pets that don't belong to them
Bedrock Splitter
A new way to break bedrock!

Incognito Mode
Incognito Mode is a Minecraft plugin that hides player nametags above their heads, ensuring anonymity without affecting other server features.
Cloroxwipes110's Custom Combat
A datapack that changes combat completely.
AreaProtection
A Fabric mod that aims to bring protections and alerts to the server!
AwesomeNeeded
The ultimate all-in-one Essentials replacement with full in-game UIs, economy, shops, claims, kits, crates, rewards, RTP, TPA, scoreboards, messages, moderation tools, and so much more — all in one plugin.
Useful Fire Charges
A simple mod allowing you to throw fire charges like a dispenser can!
F3F4Perms
A drop-in replacement of F3NPerm for 1.21.6+ compatibility and further maintained.