Minecraft Java 1.21 Mods
Browse 21,941 free mods for Minecraft Java 1.21 — popular picks include Aerodynamics4MC, Advanced Cauldron, PySpigot.
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Aerodynamics4MC
A mod that adds realistic aerodynamics & wind to Minecraft
Advanced Cauldron
Advanced Cauldron enhances cauldrons with potion storage, brewing over campfires, dyed water with color mixing (Bedrock parity), and tipped arrows.
PySpigot
A Python scripting engine (plugin) for Minecraft servers running Bukkit or one of its forks (Spigot, Paper, etc.).
Moar Pearls
The Moar Pearls datapack adds a bunch of new Ender Pearl types to the game. The goal was to try and make unique pearls that allow for high skill gameplay, speedrunning, and PVP, while still fitting into the art style and general game design of Minecraft.
CuriosPaper
Making the curios api for paper mc
Hats Off! Datapack
Lets you customize your helmets
Radiated: A Crappy HBM_NTM Rewrite
A mod about technology, atomic science and nuclear weapons
SitAndLay
Adds /sit and /lay. Shift + right-click any slab or stair to quick sit. Every detail configurable: permissions, positioning, messages, auto-cancel behavior.
Sleeping without players
This mod allows you to skip the night if not all players are asleep
Universal Totem
This turns everything into a Totem Of Undying, everything you hold will save you like a totem of undying.
Chain Mining Reforged
A commamds Mod for Fabric 1.21.4
Advanced Netherite X DragonLoot
A datapack to make Diamond-Level Advanced Netherite the required recipe to make Dragon Gear instead of regular Netherite Gear
Auto-fishing mod
A mod to automatically reel in and re-cast your rod. Made to work with Fabric.
SpawnerSystem
An advanced, multi-mod spawning and placement system for Minecraft servers. It comes with detailed logging, multi-language support, and a custom pickaxe system.
Tool Trim
Datapack that adds several new item that can be trimmabled
oSzoukaua's: Real Height
A Datapack/mod that provides a simple chat-based UI to adjust your player height! both in Centimetres and Feet/Inches!
Upgrade Template Vaults
Adds the netherite upgrade template to the trial vault loot table
CustomTNT
Adds customizable TNT types with unique effects and mechanics to enhance gameplay.
Reduced Invincibility Frames
RIF stands for 'Reduced Invincibility Frames.' The purpose of this mod is to reduce iFrame duration or disable it.
Bundleable
A Datapack that lets you pick up Mobs with a Bundle of your choice. Or launch the mob as a projectile with a Crossbow/Dispenser!
LG's Command Items - Easy Custom Items
This datapack adds a way to add commands directly as a component to items! Great way to add custom items with some additional features like cooldowns!
Gimme That Gimmick
Adds server-side generational gimmicks to Cobblemon.
ToggleSprint
ToggleSprint is a lightweight, client-side utility mod that brings permanent sprinting capabilities to Minecraft without compromising your vanilla experience.
DrSleep
Skip the night when everyone's on board. Make smooth sleeping better for multiplayer servers.
Better Crosshairs
great fabric mod for better crosshair customization
All & Only Chests
Plugin for the challenge All & Only Chests the Youtuber and Streamer BastiGHG has played
Time Preserve
A lightweight Minecraft plugin that pauses the daylight cycle when your server is empty.
Coordinated Compass
Enhances compass functionality by allowing them to be used for checking your coordinates
Unslab
Turn any Modded & Vanilla slabs back to full blocks with crafting!
Team System
A comprehensive Minecraft team management plugin that allows players to create, join, and manage teams, assign roles, set team permissions, customize team chat, and track team statistics, all with easy-to-use commands.
Oxidizable Copper Gear
Adds oxidation and waxing mechanics to copper tools and armor
SMPGracePeriod
Disable PvP during server grace period with customizable duration, BossBar countdown, commands, and inter-plugin API.
Backrooms: The Complex
A survival friendly, lore accurate backrooms mod with high quality visuals.
Status Effects Plus
Adds new status effects along with adjusting existing ones!
More Search Bars
Add more search bars to various UI screens
SystemHUD
A client-side mod that displays the in-game version, current java specs and system date and time