Minecraft Java 1.21 Mods
Browse 22,165 free mods for Minecraft Java 1.21 — popular picks include The Jelly Update Mod, Auto Feed Me, Erasable.
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The Jelly Update Mod
If Mojang released a Jelly Update!?
Auto Feed Me
Automatically feeds your player!
Erasable
A simple yet powerful mod that introduces a custom GUI, accessible with the "Y" key. It allows you to select and manage world areas using either manual or automatic coordinates, with the ability to delete and restore zones in just a few clicks.
SoulSpawners
Collect mob souls, customize spawners, and craft unique spawners with configurable recipes and drop chances in Minecraft.
Arcinite Mod
A mod that adds a new ore type
Big emerald Sword
A mod which adds a powerful sword made of emeralds and lapis, bearing an unique attack and increased sweeping range.
Better Multiplayer - GF
Make vanila mutiplayer feel better by adding some custom function
rain and evaporation
This mod adds in functionality that makes water rise when it rains and makes it fall otherwise
FeatherTP
A super lightweight Random TP plugin that follows the philosophy of "Do one thing, and do it well"
Kyo's Cottonwood Forest
Adds a cottonwood forest and allergy system for said forest
Art's Torches
Light your torches at the campfire and light another campfire with it.
Washable Bundles
Allows you to "wash" dyed bundles to remove their color and revert them to the bundle's default, undyed color!
Art's CLA (NLAM)
A datapack that allows chickens to lay anything with some restrictions to reduce abuse and server lag. Based on helmo2019's Chickens Lay Anything.
ChatCommands-Fabric
Twitch Integration mod where chat can activate vanilla minecraft commands.
Lazy Redstone
Turn redstone contraptions into single blocks.
Sable Gravity
Adds realistic gravity between Sable Aeronautics ships.(made with ai)

MCPFabric
Give AI agents full control of Minecraft. A Fabric mod + MCP server that lets Claude and other MCP clients observe and play the game — 50+ tools, for Minecraft 1.21.1–26.2.
Critfall
Tabletop style d20 combat for Minecraft uses D20 and modifiers against the target's Armor Class.
Anti Magick: Ars Nouveau
Optional Anti Magick integration that suppresses Ars Nouveau spells and summons inside an active field
QDC Quantum Enchanter
Easily Add, Remove and Upgrade Enchantments on an Enchantable Item.
TrimAchievements
Adds collection-based achievements for armor trim templates. Find, collect, and use every template to complete your set and progress through the system.
Mine-Live Drop 26.2
This mod adds the biome shown in Minecraft Live Drop 26.2. Now you can preview how it will feel in-game.
Pocket Gnomes
Three magical wands. Three specialized gnomes. Build, farm, and hunt with charming little helpers.
My Ally
My Ally is a lightweight client-side Minecraft mod that lets you mark players as allies by customizing how their nicknames appear
Butterless Lifesteal
A Easy Configurable Version of Most Lifesteal Plugins But WAY More Reliable JOIN THE DISCORD FOR THE TEXTURE PACK 1.21 - 1.21.11 (1.21+) and no i did not try on the icon

Hostage Run
A survival hunt where a Hostage must outlast the timer while Captors battle each other for the killing blow.
Beautiful Auctionhouse
An Serverwide Auctionhouse with inbuild GUI and Bank. You exchange by Emeralds
PixelAI
PixelAI is a lightweight, high-performance AI integration that allows players to interact with state-of-the-art AI models directly in-game. Whether you need an assistant for all your server features or a witty global chatbot to entertain your community!
AudibleDayNight
All it does is play 'night time, DAY TIME' from the animal voice-overs video when you sleep in a bed.
Commands Block Now Craftable
Craftable Command Blocks — A mod that enables crafting of all command block types, including minecart variants.
PotionsRework
The main goal of this project is to rework vanilla Minecraft potions, giving them new and more interesting abilities beyond simple stat boosts.
ProtectPlus
This mod adds the ability to change the protection level.
revivalRP
create mod for roleplay server
villager claim
A revolutionary villager control plugin that lets you claim, manage, and control villagers using a simple stick!
Duely
Server-side consent-based combat
BatchCommands
A simple scripting plugin that does what it is supposed to do.