Minecraft Java 1.21 Mods
Browse 774 free mods for Minecraft Java 1.21 — popular picks include Dreamcraft Networks Custom Music, QAL, Web's Node Library.
Updated daily
Dreamcraft Networks Custom Music
This makes it possible for users to upload music to my website and then get the music in the game as music discs.
QAL
QAL is a Lib and Tag mod for other Quim Related mods
Web's Node Library
A lightweight node-based GUI library for NeoForge 1.21.1. Features visual data flow and infinite canvas.
Mana Lib
Adds a highly customizable mana bar to Minecraft, appearing above your hunger bar, which can be easily managed by NBT data.

RPG Dialogue
The definitive dialogue system
Arox2080's camera api
a thing for a mod that adds a command for a camera shake effect
Custom PVP Crafting Recipes
This datapack adds 4 new crafting recipes for your favorite PVP items. 1 is brand new, 1 is returning, and 2 are the original recipe but cheaper.
Crqzy's NexusCore
Modular RPG framework for Paper servers. Adds levels, classes, skills, stats, and a developer API — designed as the foundation for addon plugins.
VoxCore (ChatCore)
A modern and fully customizable chat system for Minecraft, built to manage every aspect of player communication.
PannHarvestEngine
PannHarvestEngine is a high-performance, modular resource gathering framework for Minecraft. It replaces vanilla mining and interaction mechanics with a versatile HP-based harvesting system suitable for ores, timber, and custom agriculture.
iammojogo's Uncrafting Mod
This mod is a mod that allows users to uncraft crafted items to gain back resources from items they don't need and don't want to throw away or burn.
Minethon API
API for commands, Datapacks and more!
PlugLoader
It is a plugin framework that enables the creation of dynamic and modular systems on Minecraft servers. It simplifies the process of adding new features to the server and allows for the quick management, activation, and deactivation of systems. (BETA)
Player Mutations
A behavioral evolution system that mutates players based on their playstyle. Every cycle (default 3 days), the plugin analyzes player behavior and triggers mutations that fundamentally change how they play.
HardcorePlusMod
The mod will add a lot of changes to the game that will make the game more challenging.
ServerBenchmarkPro
Advanced Minecraft server benchmark plugin with Antutu-style scoring, CPU throttling test, and live ActionBar performance analysis.
flok
Flok is a fast, lightweight scripting plugin for Paper/Spigot servers. You write plain .fk files; no Java, no compile step, no restarts for most changes. Drop a script in, run /flok reload, and it's live.
Speakeasy Utilities
A shared library providing common systems, utilities, and APIs for the Speakeasy mod collection.

ender_recipe_mod
A simple mod that adds custom crafting recipes for Ender Pearls and Blaze Rods. Supports versions 1.17 to 26.2 across Fabric, Forge, and NeoForge. No library or dependency mods required!
RatsCurrencies
A Simple Custom Currency Plugin Which Adds A Shop And A Currency Distribution System For Your Server. This Also Helps To Save The Memory And CPU Usage Which Are Overused In Another Currency Plugin. This Has Very User Friendly Interface [1.18+]
Recipe Extensions
Adds recipes for items that normally can’t be crafted
Player Utils
This Is A NeoForge mod for Minecraft 1.21.1 that adds utility commands for server administration.
World Persistence
A fabric mod that adds more immersion to the static minecraft world.
NxControl
NxControl is an advanced staff plugin that lets OP players control players or mobs using simple keybinds, with GUI, bossbars, and freeze system built-in. It’s lightweight, powerful, and perfect for moderation, trolling, or cinematic gameplay.
BluCooldown
Minecraft Paper/Folia plugin for adding fully configurable cooldowns to items
BoostSync
Reward your Discord Nitro boosters in Minecraft with automated, verified rewards. BoostSync links accounts with a one-time code, grants a renewing 7-day booster rank while they keep boosting, and offers once-per-season reward claims.
Bigorna
A plugin that implements the original Minecraft anvil for your server.
Idle_Essentials
Just visual beautiful and mechanical comfortable essentials plugin like All in One
Territory API
API for creating and managing in-world regions with efficient tracking, persistent storage, and simple enter/exit/tick events for gameplay mechanics like zones, arenas, and protected areas
DPNPC
Customizable NPCs using Minecraft's mannequin entity.
Recipegraph
RecipeGraph is a recipe scanning and exporting mod for Minecraft. It can scan all recipe data from JEI in game through commands, then export the data as a JSON graph. The exported JSON can be searched and viewed with the bundled index.html.
NxRestrict
NxRestrict is a powerful GUI-based Minecraft plugin that lets you easily enable or disable gameplay features globally or per player. It provides real-time control with no restarts, using a clean interface and instant enforcement.
MaxProtections
The best protection plugin with menu +
PerInfo
PerInfo is a robust utility plugin developed for Minecraft 1.21.1. It was designed to provide total transparency regarding commands and permissions, while transforming the chat experience through dynamic, real-time sharing of items and player status.
TOU
Now you can craft Totem of Undying.
DialogAuth
Lightweight minecraft auth plugin with DialogAPI support