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Minecraft Java 1.21 Mods

Browse 195 free mods for Minecraft Java 1.21 — popular picks include Fast Slot, SmartSort, Sneykor's Cobblemon online.

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Fast Slot
1.20.1forge

Fast Slot

Changes Brewing Stand shift-click behavior for Blaze Powder to prioritize the ingredient slot.

885downloads
SmartSort
1.21

SmartSort

Smart inventory and chest sorting plugin.

882downloads
Sneykor's Cobblemon online
1.21.1fabric

Sneykor's Cobblemon online

The modpack contains mods that allow you to have fun playing the Cobblemon mod. There is a new world generation, improved content with Pokémon (Pokémon riding, TM/TR, items, regular and legendary Pokémons), farming, building blocks and storage systems etc.

880downloads
Supply Crates
1.21

Supply Crates

Drop Crates with loot tables for your players!

826downloads
ModernShowcase
1.8neoforge

ModernShowcase

Advanced glass showcase, display anything with custom angles and extreme lightweight performance.

788downloads
SIR
1.8

SIR

A simple chat plugin that have a lot of functions to customize your server.

771downloads
Elements Spear Plugin
1.21

Elements Spear Plugin

Minecraft Spear with magical abilities Epic plugin for your smp

750downloads
Dekays Smeltable Items
1.21.4

Dekays Smeltable Items

Lets you smelt items you always wanted to in (blast) furnaces

735downloads
WorldSystem
1.17

WorldSystem

Give players the ability to create their own world to play on, without using different servers. (per player worlds)

714downloads
Shimmer - Uncrafting Table
24w18a

Shimmer - Uncrafting Table

Shimmer is a data pack inspired by the Shimmer liquid in Terraria. It enables players to uncraft items whether in vanilla or modded gameplay, only by dropping them into a source water block near the bottom of the Overworld.

641downloads
AntiNbtKick
1.21.6fabric

AntiNbtKick

A mod that prevents your player from picking up items that exceed the NBT data limit and prevents being kicked in general.

626downloads
Strength 4
1.21.8fabric

Strength 4

This mod give you strength 4 portion in your game/minecraft world this very use full to figth with you friend more damage more win

614downloads
EntityBatch
1.21.11fabric

EntityBatch

Entity Render Batching — sorts entities by type before drawing them so the GPU can render all cows together, all pigs together, etc. instead of switching between types randomly. Fewer GPU state switches = better performance in crowded scenes.

609downloads
Skiver
1.21.1fabric

Skiver

Skiver is a modpack for Minecraft that focuses on enhancing your gameplay experience. It features a variety of quality of life improvements, such as better inventory management, easier crafting, and faster loading times. Skiver also boosts your FPS

565downloads
Takion
1.8

Takion

Takion is a powerful Spigot library for advanced chat, text formatting, and messaging utilities in Minecraft plugins.

544downloads
SpyCore
1.21

SpyCore

Organize your worlds, like never before. SpyCore is the modern world manager designed for server owners who are tired of server restart everytime when adds a world. SpyCore gives you full control without needing of restart.

531downloads
Easy Bee
1.21.1neoforge

Easy Bee

A completly new way to trasport bees with extra tweaks

530downloads
UltraSpawners [LITE]
1.21

UltraSpawners [LITE]

UltraSpawners is a lightweight spawner management plugin featuring basic stacking, simple trust permissions, and economy based mob unlocking, designed for survival and economy servers.

512downloads
Advanced API
1.8

Advanced API

AdvancedAPI provides very simple code, for example, ItemBuilder or SimpleInventory, which can be used to create things faster. ONLY FOR PLUGIN DEVELOPERS

512downloads
AH BackPack
1.21

AH BackPack

A simple, strong Backpack Plugin for minecraft. Create shared Backpacks, easily!

486downloads
ZInvisItemFrames
1.20

ZInvisItemFrames

Craft invisible item frames. Folia-compatible invis item frame plugin.

449downloads
SettingsProfiles
1.21.8fabric

SettingsProfiles

Save and load profiles of your settings and mod configs.

441downloads
MCommander
1.21

MCommander

Some basic commands collection plugin for your server.

437downloads
AutoSaveAll
1.21

AutoSaveAll

AutoSaveAll is a lightweight Paper/Spigot plugin that automatically runs the save-all command at configurable intervals to prevent data loss. It supports Minecraft versions 1.13 through 1.21 and includes features like chat broadcasts, random

407downloads
Polydex2REI-Forked
1.21.9fabric

Polydex2REI-Forked

Converts Polydex recipes to work with REI!

397downloads
MHDF-Tools
1.17.1

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✨

389downloads
Create: Archived
1.21.1neoforge

Create: Archived

Stop belt lag! Automatically compresses thousands of items into a single entity on belts and chutes, fully compatible with all Create processing machines.

385downloads
Espoir SMP
1.21

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

371downloads
Ri0ts Factories
1.21.1neoforge

Ri0ts Factories

Create massive production factories to automate tasks

367downloads
ISS
1.21.5

ISS

This Datapack adds an easy way Save and Load player inventories.

365downloads
Teleport Command
1.21fabric

Teleport Command

🌐Teleport Commands is a high-performance, Server-Side ONLY teleportation suite for Minecraft. It provides a complete set of player-friendly teleport commands with safety checks, configurable delays, and persistent data storage—no client mods required. 🔌✨

356downloads
QoL
1.21.5

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)

349downloads
ADSAnitiray
1.7.2

ADSAnitiray

Blast X-Ray, Freecam & ESP — legit-safe, 100% free, fully yours.‌Supports all versions.

345downloads
FastFlow
1.20

FastFlow

FastFlow is a Minecraft plugin that speeds up hoppers and improves server performance by allowing faster item transfers for farms, storage, and sorting systems.

340downloads
Minecraft But EVERY Mob Explodes!
1.21.1neoforge

Minecraft But EVERY Mob Explodes!

Pretty much"Minecraft but Every Mob Explodes" lol

325downloads
Auto-worldreset
1.21

Auto-worldreset

A good automatic world reset plugin that allows you to automatically reset your worlds. Prefect for farmworlds

323downloads