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Minecraft Java 1.21 Mods

Browse 12,799 free mods for Minecraft Java 1.21 — popular picks include Opti Create ModPack, Helios Core, MCMS.

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Opti Create ModPack
1.21.1neoforge

Opti Create ModPack

The best way to play Create Mod with dignity.

61downloads
Helios Core
1.21

Helios Core

HeliosCore is the foundation plugin powering the entire Helios ecosystem, providing shared services for storage, permissions, messaging, licensing, player profiles, and the live web dashboard used across all Helios plugins.

61downloads
MCMS
1.18

MCMS

Your server console is a dumpster fire of Java exceptions and cryptic warnings. MCMS fixes that.

61downloads
Superstitious Totem
1.21.10fabric

Superstitious Totem

Superstitious Totem is a dark, atmosphere-driven survival mod for Minecraft 1.21.10/11 (Fabric) that reimagines how players interact with death and life.

61downloads
tincraft 2
1.21.1fabric

tincraft 2

a improved version of the original tincraft mod

61downloads
ReStuff
1.21.1neoforge

ReStuff

a useless camera that has no use in life

61downloads
Scoreboard Sync
1.21

Scoreboard Sync

A plugin that syncs objectives, scores, and teams to a MySQL/MariaDB database so all backend servers in a Velocity or BungeeCord network can share the same scoreboard state. Useful for data packs and cross-server minigames that use vanilla scoreboards.

61downloads
Throwabled TNT
1.21.8fabric

Throwabled TNT

Add some throwable TNT that have different effects.

61downloads
Epicraft Reborn
1.21.1neoforge

Epicraft Reborn

Public alpha test of the Epicraft Reborn modpack. This will be frequently updated as the community figures out exactly what it wants.

61downloads
Furius Spawn
1.21

Furius Spawn

A Spawn Plugin made by Furiusfighter213

61downloads
Check on basic
1.21

Check on basic

this plugin is a basic version of the checkon pro plugin. if u want the full version with advanced discord logging and spy features use the provided link in the description

61downloads
JVMFlags
1.21

JVMFlags

Manage JVMFlags through the PlayerCONSOLE developer console

61downloads
Anti Auto Clicker
1.21spigot

Anti Auto Clicker

AntiAutoClicker detects automated clicking tools like KillAura

61downloads
WaterSaver
1.21.8fabric

WaterSaver

Protects the player from drowning when suddenly exit of a window game. Защищает игрока от утопления при внезапном выходе из окна игры.

61downloads
PlayerSmp
1.21.9

PlayerSmp

Let players make their own SMP in your server.

61downloads
Structure-technique-redstone
1.21.4neoforge

Structure-technique-redstone

A mod for learning and viewing redstone systems like a portal, furnace, iron factory, etc.

61downloads
OpenRouter Chatbot
1.21.8

OpenRouter Chatbot

OpenRouter Chatbot is a powerful and highly configurable Spigot plugin that integrates the OpenRouter AI API into your Minecraft server.

61downloads
The Silly Mod
1.21.4neoforge

The Silly Mod

A Minecraft mod that adds lots of new silly things!

61downloads
UltimateChatTool
1.21.4

UltimateChatTool

Control it. Format it. Communicate.

61downloads
Joyedvanish
1.21

Joyedvanish

The only vanish plug-in you need!

61downloads
Muskets Perfected
1.21.11fabric

Muskets Perfected

Revamped version of ewewukek's Musket Mod, stripped down and reshaped to perfect the bare basics.

60downloads
Border Blocks
1.21.11fabric

Border Blocks

Added 3 types of server‑utility blocks similar to those in Bedrock Edition.增加了类似基岩版的3种服务器所用方块

60downloads
New Haven
1.21.1neoforge

New Haven

New Haven is a medieval geopolitical modpack built around nations, trade, warfare, exploration and large-scale engineering.

60downloads
Conway's Game of Life in 3D
1.21.1fabric

Conway's Game of Life in 3D

This mod runs conways game of line in both 2D and 3D inside Minecraft!

60downloads
Quick Redstone
1.21.1fabric

Quick Redstone

This mod allows you to speed up redstone with a single command. Its like tick rate but it only affects redstone.

60downloads
Maxi331033's Modifications
1.21.1neoforge

Maxi331033's Modifications

Adds new features for Roleplay!

60downloads
MoonStar
1.21.1neoforge

MoonStar

Step into a world of beauty, adventure and a touch of magic in this Content-Rich modpack!

60downloads
Engineering Refreshed
1.21.1neoforge

Engineering Refreshed

Create mod based modpack designed for survival alone or with friends!

60downloads
Create-Borafied
1.21.1neoforge

Create-Borafied

A lightweight modpack focused on Create, Aeronautics, farming, and exploration.

60downloads
Потраченный перевод | Wasted Translation
1.20

Потраченный перевод | Wasted Translation

A hilariously broken, machine-translated Russian localization designed to make you feel like a complete beginner again.

60downloads
BossesEpic — Automated Boss Events with Real HP, 13 Languages, Abilities, Vault Rewards & GUI Editor
1.20spigot

BossesEpic — Automated Boss Events with Real HP, 13 Languages, Abilities, Vault Rewards & GUI Editor

Automated epic boss events: real HP, 13 languages, phased combat, 20+ abilities, Vault payouts +

60downloads
QL-Hub
1.8

QL-Hub

A modern, lightweight, and smart /hub command for BungeeCord and Velocity with background ping-checking and load-balancing.

60downloads
ryoumod
1.21.1neoforge

ryoumod

Get ready for the ultimate journey! ⚔️ This modpack combines an epic RPG experience with brutal challenges: face colossal bosses 👹 and explore completely remastered Nether and End dimensions that will blow your mind 🌌. If you’re into tech, master advance

60downloads
ClearQuick
1.12

ClearQuick

Intelligent item and XP orb cleaner with chunk-based processing for maximum server stability.

60downloads
Molycube
1.21.1neoforge

Molycube

A multiplayer modpack focused on progressive civilization. Start from nothing, found your colony, develop your economy, and connect your kingdoms by train.

60downloads
SoundRecording
1.21.1fabric

SoundRecording

Record the sound around you and play it :D

60downloads