Minecraft Java 1.21 Mods
Browse 3,387 free mods for Minecraft Java 1.21 — popular picks include TNT Visualizer, Streive's Weapons, Copper Wiring.
Updated daily
TNT Visualizer
Shows TNT and dripstone trajectories, adds a custom explosion timer, and more!
Streive's Weapons
Streive's Weapons mod adds diverse firearms with realistic mechanics and customization options to Minecraft. Craft, customize, and wield powerful guns for enhanced combat and exploration experiences.
Copper Wiring
Lightning Rods can function as electrical wires, transferring power in ways Redstone cannot! Circuitry has been transformed!
Zinc Macerate
Allows zinc (from create) to be macerated in a modern industrialization 2 macerator
Player Tracker Compass
A Server side mod that allows you to track a player with a compass
EzAfk
Modern, lightweight AFK management plugin that keeps your staff informed while gently nudging idle players back into the action
Mekanism Elementified
Expands Mekanism with 25+ chemical elements and compounds, specialized processing machines, and advanced industrial tools for complex chemical production chains.
Create: Duxo's More Renewables
Adds some more renewables to Create Mod
Sleight of Skills
A vanilla-plus, immersive and methodically balanced skill progression trees using Pufferfish's Skills and Attributes system.
UltimateHealthDisplay
Player and Mob health display plugin 6 different styles and fully configurable which style to use......
VillagerRefresher
Refresh your villagers' trades without breaking their workstations!
Endless Gravity
Low gravity for The End and atmospheric physics for the Overworld! Works with Sable!
Crafterria: Genes & Gears
A chill, exploration-meets-engineering modpack combining Cobblemon genetics with Create's mechanical ingenuity in a chill world.
Coord Saving TP'er Thing
A modified recovery compass, which allows you to save coordinates on it, and use it to teleport to the saved coordinates.
Tenbees crystal optimizer
A lightweight Fabric mod that optimizes Crystal PvP for smoother, faster, and more responsive gameplay. Featuring intelligent packet optimization, client-side prediction, and customizable settings to enhance your PvP experience.
TEKUBE
This Minecraft mod turns the game into a real immersive party experience. It allows players to organize parties in the game by adding new items and features, inspired by the culture of French Sound Systems!
Create: Creative Tools
A Create mod addon that adds 5 Nether Star upgrade recipes to convert regular devices into their creative-mode counterparts.
ChunkyFast
ChunkyFast is a high-performance chunk pregenerator for Paper 1.21.x. It provides a clean, predictable workflow for pregenerating terrain, supports running multiple world jobs in parallel, and includes built-in scheduling and load control.
Elytra Chestplate DATAPACK
Adds a crafting recipe to combine elytras and chestplate
EasyСraft+
Complex crafts? Make it easier to create them without breaking the balance of the game!
EnchantSense
Intelligent enchantment guidance directly in tooltips for all weapons, armor, and tools. Supports swords, mace, trident, spear, bows, and more.”
Kappa's AntiCheat
A lightweight Fabric anti-cheat designed for high performance on large-scale servers.
Modset Policy Enforcement (MPE)
This mod has a new concept of Anti Cheat for Minecraft. Instead of looking if the User does move right it sits on the users PC and looks what mods he has installed. With that the user cant even join with mods that have been baned by the Server.
Simple Skin and capes
You can Equip Skins and Capes by Username and Files
IPGuard
Raise the protection of your players one more level on your server!
Gamemodes
Making gamemode swapping quicker and easier. Short gamemode swapping commands & ability to lock gamemodes. E.g: /gmc
![AntiRedstone| Advanced Redstone Lag Prevention [1.18 - 1.21.4]](https://pub-2ae937f770284535a96c3330f91236aa.r2.dev/thumb/modrinth/149097.webp)
AntiRedstone| Advanced Redstone Lag Prevention [1.18 - 1.21.4]
A performance-friendly plugin that blocks all redstone activity on your server and reports coordinates of redstone spam attempts.
IFR25KU: The Institute of Fairy Research 2025 Kakera Unofficial
A Minecraft mod that presents a possible world set in the MirageFairy universe.
Hyper! ඞ
Cursed and complicated tech 'n' magic mod.
Create: Trackbound
A create mod that limits how far you can leave your train before being teleported back, paired with Railways Untold makes a great new way of survival.
Create: Upgraded Automation
A Create mod addon with tons of new recipes to help automation!
Vanilla Essentials: Technical Tools
A mod that adds useful tools for technical players, command block users, and mapmakers.
Elytra+
Mod for better fly by Elytra. With some features.
Command Blocks to Sign
Convert command blocks to clickable signs by waxing a sign that has command blocks (max 4) behind it.
CodeBots
CodeBots is a Minecraft plugin that allows you to create and program bots inspired by ComputerCraft's turtles.
SSoggySouls for Hardcore
Plugin that improves Hardcore experience in various ways (cross server, lives, reviving)