Minecraft Java 1.21 Mods
Browse 198 free mods for Minecraft Java 1.21 — popular picks include IBREALISTIC, Polyenergy, Music Collection - Just Shapes & Beats.
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IBREALISTIC
The Unofficial fork of OpenBoatUtils, original by o7moon. This mod added MORE realistic rally aspects for IBREAL or another server
Polyenergy
A dead-simple energy mod for Fabric.
Music Collection - Just Shapes & Beats
Adds a new musical experience, New Fragment + New Record Mold + New Structure "Music Shack" + 15 New Records! + New Crafting + New Achievements + Secrets...
Auto Logout
A mod that automatically kicks yourself from server once a player gets in range of blocks that u set, allows u to afk farm and play safe.

Tome of Echoes
There's no better method of storing and placing blocks!
Mentalitys | Custom Enchants
Custom fabric enchantments for 1.20.1, 1.21.1 & 1.21.11.
RevertRaidChanges-Extra-BadOmen
allows you to obtain BadOmen after killing raid captain, just like before version 1.21.
More Cobblemon Sound Events
Adds a collection of extra Cobblemon sound events, making it easier for both resourcepack and modpack creators to customise audio.
Easy Bee
A completly new way to trasport bees with extra tweaks
Advanced API
AdvancedAPI provides very simple code, for example, ItemBuilder or SimpleInventory, which can be used to create things faster. ONLY FOR PLUGIN DEVELOPERS
Spoofer+
🎭 Mod to hide mods & spoof your F3 menu
Recipe Changer
This is a lightweight server-side mod that allows you to change, remove, or add recipes for vanilla and custom modded items.
Easy Freezing
A mod that allows you to Freeze Time around you at will! Try with multiplayer and things get confusing fast!
Sound Manager
This is the mod for usually used for muting or changing the voice of the mobs,blocks or generall things like death, fall damage , hit etc. You can edit them customly see images for more info
VeilMineX
It helps by adding Anti cheat and Anti Xray to your server to prevent cheating and xraying, You need protocol lib to be added to your plugin folder too.
First Gate
It allow player to read the rules, get a starter kit, get protected and others that are set by the owner or admin.
Polydex2REI-Forked
Converts Polydex recipes to work with REI!
MHDF-Tools
MHDF-Tools | Dream Tools | ✨ A lightweight portable high performance Bukkit base plugin ✨MHDF-Tools | 梦之工具 | ✨一款轻量化便携高性能的Bukkit基础插件✨
BDEngineImport
A Packet-based Import Library for the BDEngine editor
StatsSigns
StatsSigns expands StatsMod to sign displaying
Dustlab
An elegantly simple particle plugin for displaying anything from 3D models, animated media and stunning effects!
Espoir SMP
The plugin's twist is ⚙️ How the system works: 🧿 You start with 3 souls. 🔻 Each time you die, you lose a soul. 💀 At 0 souls, you become a ghost: spectator mode for 24 hours. ⚔️ Kill a player → you steal one of their souls, if you don't already have all
Fennec: Jukefox
Music assets for the Fennec modpack
RewardsX
Turn Engagement into Rewards
ReviveSystem
Revive players after death Special items and mechanics Customizable settings Compatible with Minecraft 1.21–1.21.10 + (- 26.2)
QoL
(1.21.5+), Adds Quality of Life features that everyone needs in their Survival worlds/servers (will also include some of my other datapacks/mods in here)
Mansion D RPC
Easy to configure to make your Discord Rich Presence better.
WebSiteCaptcha
WebsiteCaptcha is a Minecraft server plugin designed to enhance security by requiring players to verify themselves via a web-based CAPTCHA before accessing the main game world or server.
rRPNames
A lightweight, powerful, and professional plugin for managing RolePlay names with full API support.
AnnounceX
📢 Professional announcements with custom durations, colors, sounds & particles! Title + BossBar modes. Perfect for events! ⚡
CookieGUI
An Free and simple GUI maker plugin that supports Placeholderapi, color codes and so on (Also includes in game gui editor)
PyCraft IDE
An in-game Python IDE for Minecraft that allows scripting and interaction with the game through a Python API.
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!
RevertRaidChanges-Normal
Restored Raid to the logic before version 1.21.
Coder
Coder: A Powerful Minecraft Scripting Plugin, lightweight and features multi-language support (Python, Lua, Java | Jython, LuaJ, JVM).
VanishV
VanishV - this is an improved version of the regular vanish, convenient and simple