Minecraft Java 1.21 Mods
Browse 3,331 free mods for Minecraft Java 1.21 — popular picks include CookieGUI, Equipment Manager, UniverseGate.
Updated daily
CookieGUI
An Free and simple GUI maker plugin that supports Placeholderapi, color codes and so on (Also includes in game gui editor)
Equipment Manager
Makes some equipment toggleable. This makes those toggled off items unusable.

UniverseGate
Create your own portals between long distance and dimensions and discover the Rift dimension!
Matchbox (Murder Mystery)
This adds the newly trending matchbox mode to your minecraft server!
VoidChest
Automatically vanish items with the VoidChest plugin!
Turtabilty
Client-side armor durability visualization with percentage-based color mapping and full customization.
Vanilla Industrialization
This mod aims to add new blocks to process and break down items into functional and needed items!
Dog Modes
Enhances tamed wolf utility with switchable behavior modes (Patrol, Peaceful), passive health regeneration, and automated scavenging mechanics to improve combat viability.
PyCraft IDE
An in-game Python IDE for Minecraft that allows scripting and interaction with the game through a Python API.
Dedicated Power
Gives the dedicated server interface a new look for easier server management and more power over your server.
Nether Improvements
Configurable, survival friendly tweaks to make the Nether more interesting on Vanilla servers!
Whisper Doors
Link doors together by giving them the same name, step through one and come through the other no matter the distance.
Coder
Coder: A Powerful Minecraft Scripting Plugin, lightweight and features multi-language support (Python, Lua, Java | Jython, LuaJ, JVM).
CC: Tweaked Volume Config
This add-on adds a configuration option for the maximum volume of speakers in CC:Tweaked
WinniePat's Casino plugin
Slot Machines, Double Or Nothing, Roulette, Cases
SpyBedWars
Advanced Bedwars plugin with easy to setup arenas
Simple Sawmill
makes woodproducts craftable in stonecutters!
RevertRaidChanges-Normal
Restored Raid to the logic before version 1.21.
Tab Player Hider
Hides specific players from the tab list without removing them from the game world
Take to the Skies
Take to the Skies reshapes crafting and progression for Tech to the Skies, removing 85 recipes and adding 100+. It enforces balanced automation and skyfaring growth, ensuring every craft fits the pack’s journey toward flight and advanced tech.
Artilide
Artilide is a modpack that attempts to transform Minecraft's balancing and base mechanics to keep survival aspects for late game, along with overhauling exploration as a whole.
Campfire Hopper
A datapack that implements the ability to make campfires be able to be used with hoppers.
Tutla's ClickCrystals Script Editor
Make, Edit and Create workflows using CCS Node Editor. Comes with an AI if your too lazy to make scripts!
SpyNetherPortals
Designed for SpyCore's worlds, nether and end dimension connection behavior
Border cords checker
The mod displays the coordinates of the world border, even if cheats are not available.

RestoreIt
Allows easy restoration of selected areas to previous states. Perfect for PvP servers, minigame servers, and build competitions where you need to quickly reset areas.
Syncher
Syncher syncs player currency across servers instantly with MySQL, ensuring consistent balances and reliable performance.
Multi key Loudouts
You can have Multikey Loudouts for example: One for building, One for pvp
MilitaryArsenal
A military weapons addon for Slimefun4 featuring advanced weaponry, ammunition systems, and coordinate-based bombardment capabilities.
WorldColor
WorldColor - A lightweight Minecraft server plugin that adds a colorful world indicator via the %color% placeholder.
Emerald Rails
A redstone-powered Emerald Rail for Fabric that boosts minecarts 15x faster than powered rails.
Campfire Regen C
❤️🔥 Campfires now regenerates your health when you are near ❤️🔥
Stargate Reborn
All Stargate in Minecraft Vanilla ;)
Mel's Pre-End Elytra Recipe
Elytra Pre-End crafting recipe using vanilla crafting materials.
Karta EmeraldCurrency
Economy plugin for PaperMC servers that uses the vanilla Emerald item as its core currency
NoJoinMsg
This is just a plugin that removes join and leave messages so you don't have to make your own solution