Minecraft Java 1.21 Mods
Browse 22,165 free mods for Minecraft Java 1.21 — popular picks include Gravity Grid, Armor Effect, Cobblemon Random Battles.
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Gravity Grid
Makes each chunk have a different gravity direction

Armor Effect
Gives an effect when putting on a certain armor or item
Cobblemon Random Battles
This project adds random battles to cobblemon like Pokemon Showdown.
Level Is Health
Simple server-side mod that ties player health to their experience level. Configurable.
Not Your Horse!
Prevent players from riding other players' horses, donkeys, and mules
ChatUtility
This mod is extremely lightweight, yet it makes chatting more convenient and offers a wealth of features.
MekaMod
Adds New Stuff to Mekanism: Automation
Pigly's Player Head Drops
When a player is killed by a player, they drop a head that can be used to become invisible the head's owner.
Foul Service - Orchard Pack
Pale garden is a quite scary place, yet very serene. What if there was another place just as serene but friendly?
Bundle Recipe Backport
Backports the 1.21.2 bundle recipe to 1.21/1.21.1
Shulker Doubler V2
Featuring a datapack that allows you to get a duplicate of a shulkerbox (This is NOT A CHEAT, IT IS A DATAPACK)

Hardcore Realm
A small datapack that turns your realm into hardcore mode, by putting everyone who dies into spectator mode.
NES Zapper
A silly little GBG addon that adds the 1985 Nintendo Entertainment System accessory, the NES Zapper.
Neurorobot
Robots play with you in the game, only have one robot in one world.
Proper Graves
Make a grave appear on your death, making sure your items are always safe.
Anvil Too Expensive Removed
This mod removes the "Too Expensive!" exp cap on anvils. The mod can be used either server side or both client and server side. Please note, if only installed server side the client will still display the "Too Expensive!" message but work anyway.
Naked And Afraid Plugin
A plugin that aims to recreate the Minecraft Naked And Afraid Series functionality.
NoStrength
This Plugin is used to disable the Strength Effect.
Invisible User
Invisible User Mod: Blocks and removes player invisibility, keeping all players visible. Includes a toggle key (config), ModMenu support, works on client and server, and has zero performance impact.
W-tap_Mod
The W-tap_Mod allows you to w-tap extremely well with precision. Can be toggled with keybind 'R'. For fabric 1.21.9
Cobblemon IV Candy Breeding
A small mod that allows the eggs from a candy trained mons to inherit the boosted IVs from its parents.
BreweryX Recipe Book
Automatic in-game guide for BreweryX. No more Wikis! Thank you: Brim🦊
More Recipes: Undo Wool
Uncraft Wool to String. (How is this not a vanilla recipe?)
HomeGUI - Home Gui for EssentialsX
HomeGUI is a plugin that lets players easily create, manage, and access their homes through a graphical user interface. It features customizable sounds, particles, titles, and messages to provide a more user-friendly experience.

SleepSkip
A plugin that skips the night when a set amount of players are in bed.
Unbreaka-tools
Tired of your tools/armour breaking? Let's change that!
Cobblemon: Tier-Scaled Battles
A Minecraft Cobblemon mod that adds a new battle option that sets each Pokemon's level based on their tier on Pokemon Showdown. This enables more diverse battling where everyone can use their favorites and win.
No Allay ❌
Disable Allay in Minecraft by preventing its spawning and removing any that appear in the world
Mineshafts Begone
A data pack that removes mineshafts from world generation.
Echo of the Farlands
the farlands are back and fully customizable
LegacyTakeover
Legacy Takeover brings the charming and updated mob models from the Minecraft 26.1 (Tiny Takeover)
The Ore Is A Lie!
The Ore Is A Lie! adds deceptive ores to Minecraft that spawn naturally in caves and look just like real ones — but mining them is a gamble. Some drop nothing, some explode, some spawn mobs, and others curse the player or drop fake loot.
Can't Sleep
Some nights shows a message similar to "There are monsters nearby" and blocks sleep until the next day. Easily configurable.
CheaperAnvils
Makes anvils no longer ridiculous and more straightforward for monke brain!

Craftable Painting Variants
A data & resource pack that allows you to craft all the painting variants along with giving them individual textures.
NeoLogin
Secure NeoForge auth mod with SHA-256, on-screen UI, spectator lock, anti-grief, multi-language (EN/RU) and admin TPS/Ping monitor.