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Minecraft Java 1.21 Mods

Browse 2,173 free mods for Minecraft Java 1.21 — popular picks include Create : Optimised & Fun, Ice Optimized, Lag Squared.

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Create : Optimised & Fun
1.21.1neoforge

Create : Optimised & Fun

Create survival modpack focused on automation, building, storage, and QoL improvements for smoother progression.

78downloads
Ice Optimized
1.21.11fabric

Ice Optimized

A super simple FPS optimization modpack that makes the gaming experience smoother and more enjoyable.

78downloads
Lag Squared
1.20.4

Lag Squared

Prevents various lag machines without messing up game mechanics

78downloads
xyzEngine
1.21fabric

xyzEngine

A new gen Modpack wich enchances your Minecraft experience

78downloads
Mac Native
1.21.11fabric

Mac Native

The ultimate Mac optimization pack. Peak FPS, Intel/M-Series support, and refined Trackpad controls. Designed for the modern Mac gamer!

77downloads
The Big Picture
1.21.1neoforge

The Big Picture

A simple modpack that bridges betwen Create and it Addons with beautiful terrain and structure generation with great performance with shaders

77downloads
Kaidon Essentials
1.21

Kaidon Essentials

A structured essentials plugin built for performance. Core systems with Vault and PlaceholderAPI dependencies, focused on flexibility and integration.

77downloads
OmegaPack
1.21.10fabric

OmegaPack

Minecraft modpack with various optimisation and QOL mods

77downloads
AxoWarps
1.20

AxoWarps

AxoWarps is a modern and clean warp plugin featuring fully configurable GUI menus.

77downloads
MythicLink
1.20

MythicLink

This plugin lets you use minecraft commands in discord such as pay and all

77downloads
STEAM WORLD ModPack
1.21.1fabric

STEAM WORLD ModPack

Steam World ModPack is a mod pack for players on the STEAM WORLD server.

77downloads
Fully Stressed Out!
1.20

Fully Stressed Out!

Display your server's memory performance where the clients need to see

77downloads
StackForge
1.21.4

StackForge

StackForge is a Minecraft 1.21.4 plugin that allows players to create custom item compression rules through an easy-to-use GUI. It automatically compresses items when players have the required amounts, preserves item NBT data (with an option to strip it)

77downloads
Vanilla Create
1.21.1neoforge

Vanilla Create

The collection includes a wide variety of mods that add new biomes, structures, and mobs. The core mod is Create, along with a large number of add-ons.

76downloads
Dedel SMP
1.21.1neoforge

Dedel SMP

A modpack focused on exploration, creativity, and improved world generation. It adds new biomes, enhanced structures, and additional gameplay features while keeping the core Minecraft experience familiar.

76downloads
Age of Aviation
1.21.1neoforge

Age of Aviation

Age of Aviation is a next-generation tech-focused Vanilla+ modpack that completely redefines logistics, automation, and world exploration in Minecraft. Forget the old limits—the entire world is now your canvas and your flight deck!

76downloads
Chunk Ticker
1.21

Chunk Ticker

Keeps selected chunks permanently loaded and fully ticking

76downloads
Create: Cleanly Create (Server)
1.21.1neoforge

Create: Cleanly Create (Server)

It is a minimal vanilla friendly create modpack, with version for both client and server.

76downloads
Smart Compass & Clock
1.21

Smart Compass & Clock

Show coordinates with compass and time with clock. supports minecraft version 1.21x

76downloads
easyYAML
1.21

easyYAML

This Plugin Lets You Edit Plugin YAML Files, Ingame, In (semi) human readable format.

76downloads
HandyMaths
1.21

HandyMaths

This "plugin" is aimed to add mathematics in-game, so you don't have to open up the calculator every time you want to resolve an operation!

76downloads
VibeMC
1.21fabric

VibeMC

Officially endorsed modpack for VibeMC, mainly containing client-side QOL and performance mods.

76downloads
CorePerformanceFix x SortSmart
1.21.1

CorePerformanceFix x SortSmart

A high-performance optimization plugin focusing on entity-ticking efficiency and automated item-stacking and you can use SortSmart

75downloads
Ewris Harolds
1.21.1neoforge

Ewris Harolds

A lightweight, low-grind Create modpack built for performance. Relax, build factories, and enjoy smooth FPS.

75downloads
LagGuiPlugins
1.18

LagGuiPlugins

Lightweight and admin-focused diagnostic plugin that helps you analyze your installed plugins

75downloads
ImprovingVanilla
1.21.4neoforge

ImprovingVanilla

Trying to improve the vanilla game's experience with some mods.

75downloads
Beyond Than Beyond
1.21fabric

Beyond Than Beyond

Future feelings on present versions

75downloads
No Nether RoofSpawns
1.21.7fabric

No Nether RoofSpawns

A lightweight Fabric mod that intelligently controls mob spawning on the Nether roof

75downloads
LilyPad Optimized
1.21.5fabric

LilyPad Optimized

LilyPad Optimized is a lightweight modpack that improves performance and adds quality of life features without changing core gameplay.

75downloads
Auto Harvest Remake
1.21.8

Auto Harvest Remake

A reimplementation of the Auto Harvest datapack as a Minecraft Paper plugin, optimized for performance.

74downloads
Create Complete Reimagined
1.21.1neoforge

Create Complete Reimagined

A minecraft Modpack that uses Create: Complete by Shalz as a base and adds more mods like Mekanism, Refined Storage and their integrations

73downloads
VortexGens
1.18.2

VortexGens

High-performance generator plugin for modern Minecraft servers. Players place, upgrade, and stack custom generators to build efficient resource farms, with rank-based limits, GUI upgrades, holograms, and a full developer API.

73downloads
Amai's Let Me Sleep - Sleeping Mode Plugin
1.21

Amai's Let Me Sleep - Sleeping Mode Plugin

Plugin that adds Sleeping mode (hibernate) to server

73downloads
Create:  Oliver
1.21.1neoforge

Create: Oliver

Some Create Mods and QOL Features including Create Aeronautics!

72downloads
Keyless
1.8

Keyless

A modern, high-performance authentication system for Minecraft featuring chat-intercept login and lightweight architecture.

72downloads
JS Runner
1.21

JS Runner

The plugin aims to add the ability to run JavaScript files in a Minecraft server.

72downloads