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Minecraft Java 1.21 Mods

Browse 279 free mods for Minecraft Java 1.21 — popular picks include Fps Booster Command, PvP, Technical Electrical.

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Fps Booster Command
1.14fabric

Fps Booster Command

This mod adds 1 simple command /fps max which increases your fps by a ton

143kdownloads
PvP
1.21.1fabric

PvP

The best modpack for crystal, sword and axe PvP. Having a huge focus on game performance.

133kdownloads
Technical Electrical
1.21.1neoforge

Technical Electrical

Technical Electrical is a 1.21 sandbox style NeoForge modpack about relaxing and having fun alone or with friends! Build, Destroy or Control the world, with tech or magic! (Includes Public Dedicated SMP Server!)

114kdownloads
MMO Realms Cobblemon
1.21.1fabric

MMO Realms Cobblemon

Cobblemon Pokemon Modpack

101kdownloads
Tools for builders
1.21.1fabric

Tools for builders

This Mod Pack Gives You Almost ALL Building Essencials, Like Litematica for building from shematics! Theres Also More! With Some ResourcePacks That I Picked As the Dont Change A Lot And Just Make The Game Look Better!

97kdownloads
Cobblemon Essentials [1.7.3]
1.21.1fabric

Cobblemon Essentials [1.7.3]

Pokemon in Minecraft with exciting new features added!✨ Explore Pokémon towns, ride on Pokémon, challenge Gym Leaders, collect Pokémon plushies, and so much more!

94kdownloads
PVP Essentials
1.21.11fabric

PVP Essentials

Essential client side PvP features, including armor, potion, and arrow HUDs, damage indicators, and much more!

93kdownloads
Create Train
1.21.1neoforge

Create Train

Main about Create and its trains,better player models and the maids,those who like above will definitely want to download it! WARNING:don't let the Maids drive the Trains(or the other Contraptions), there may be unforeseen problems! BUT NOT ONLY THEAE.

63kdownloads
Actions & Java
1.21.11fabric

Actions & Java

Actions and Stuff, but on java 🍉, bringing new animations, textures and visual effects, which makes your world more alive 🍃 0.5.9 OUT NOW! 🔆

48kdownloads
Magitech Fantasia
1.20.1forge

Magitech Fantasia

A Magic Pack built around magic mod interactions with tech mods and a focus on the balance of Beauty, Content, Performance, and Quality of Life.

38kdownloads
Adaptive Visuals (PVP)
1.21.4fabric

Adaptive Visuals (PVP)

A mod that adds beautiful visuals to your game and makes your Minecraft much more convenient.

37kdownloads
Tnt Limiter
1.19fabric

Tnt Limiter

A mod that limits the number of tnt rendered by the client to decrease lag with massive tnt explosions by an insane amount

31kdownloads
Multiplayer Essential
1.21.1fabric

Multiplayer Essential

General Essentials for multiplayer world hosting and more! Build With your friends with the wand and axiom mods, Create And Share Animations With the customizable player models mod and More! also try our minimum edition, which will almost never update!

27kdownloads
POKELAND
1.21.1fabric

POKELAND

Cobblemon 1.7.1 Modpack | Legendary Pokémon | Mega Evolutions | Pokémon Towns | Centers | Gyms | Leaders | Trainers | New Generations | New Food & Drink | Optimization | Essential | Voice Chat | Surround Sound | Automatic Data & Resource Pack.

25kdownloads
Create: Dimension, Steamworks Realm
1.21.1neoforge

Create: Dimension, Steamworks Realm

Create: Dimension, Steamworks Realm introduces a brand-new mining-focused dimension, designed for automation and large-scale resource extraction. This world is filled with rich veins of ores

25kdownloads
Shaders & Optimization
1.21.1fabric

Shaders & Optimization

A modpack balanced between beauty and performance: realistic shaders, visual improvements, and advanced optimizations for a smooth and stable experience.

21kdownloads
PlayerProgress
1.16

PlayerProgress

PlayerProgress is a Minecraft datapack that introduces a leveling system. Earn UP from activities like mining and combat to level up and gain new abilities and rewards.

16kdownloads
Ultimately Optimized
1.21.7neoforge

Ultimately Optimized

Enjoy the plain old vanilla Minecraft, but with performance and FPS improvements.

14kdownloads
Mace Smash
1.21.10fabric

Mace Smash

TO USE THIS MOD PRESS [B] This mod add custom mace smash effect while keeping the vanilla particles. It is cool new and custom it adds 11 new smash attacks. Made by the maker of mace aim mod

14kdownloads
Elden Kingdom
1.21.1neoforge

Elden Kingdom

Explore the enhanced Minecraft world with The Warseed—new mobs, advanced storage, and immersive magical and medieval landscapes, all centered on the Create mod.

12kdownloads
Aura
1.21.11fabric

Aura

The #1 alternative to Lunar, Badlion, and Feather. Insane FPS boosts, QOL features, and unique mods that outperform any other client.

11kdownloads
NMI - server side mods only
1.21.3fabric

NMI - server side mods only

This is a collection of over ✨150+✨ server side mods that enhance your gameplay with voice chat, factions, economy, seasons, dungeons, buildings, mobs and much more. 🌌

11kdownloads
G1axSpearOptimizer
1.21.11fabric

G1axSpearOptimizer

A performance-optimized Minecraft mod that makes spear combat smoother, more responsive, and more enjoyable. Experience true combat prediction and optimization with zero lag.

8.8kdownloads
Cobblemon Generations Modpack (Fabric)
1.21.1fabric

Cobblemon Generations Modpack (Fabric)

The official Generations modpack for Fabric containing Generations, Cobblemon, optimizations, and much more!

7.6kdownloads
Mr_ChibisMMO
1.21.11

Mr_ChibisMMO

Survival based MMO for players to have fun in either (Singleplayer, Multiplayer, or Modded) skills such as, "Agility", "Attack", "Cooking", "Defense", "Excavation", "Fishing", "Hitpoints", "Hunter", "Magic", "Mining" & "Commands/Custom World Gen loot".

6.4kdownloads
Enhanced Minecraft 2.0
1.21.10fabric

Enhanced Minecraft 2.0

Makes playing Minecraft feel like you are a child again! A modpack enhancing base mechanics and adding features to the game in every way possible, letting you explore the game again and in new ways ;)

6.3kdownloads
Fresh and Beyond
1.21.5fabric

Fresh and Beyond

It is a Best Java adaptation of the "Actions & Stuff" add-on from Minecraft Bedrock.

6.2kdownloads
Energy-To-Emc
1.20.1forge

Energy-To-Emc

Energy to EMC: A high-performance bridge that seamlessly converts Forge Energy into ProjectE EMC for advanced alchemical automation.

6.1kdownloads
Cobblemon Generations Modpack (NeoForge)
1.21.1neoforge

Cobblemon Generations Modpack (NeoForge)

The official Generations modpack for Forge containing Generations, Cobblemon, optimizations, and much more!

6.1kdownloads
goPaintAdvanced
1.21.5

goPaintAdvanced

The ultimate painting tool for Minecraft

5.9kdownloads
Death Sound Plugin | UnstableSMP | Orbital Strikes
1.21

Death Sound Plugin | UnstableSMP | Orbital Strikes

Death Sound Plugin like on the UnstableSMP with many features like Orbital Strikes and more

5.8kdownloads
kookykraft
1.21.1neoforge

kookykraft

Master advanced tech and powerful magic to explore a world of dragons and wizards.

5.3kdownloads
RandomDirtDrops
1.21

RandomDirtDrops

RandomDirtDrops is a fun Minecraft data pack that makes breaking dirt blocks drop completely random items from the entire game — from diamonds to dragon eggs! Perfect for chaotic survival challenges and OP item speedruns.

5.0kdownloads
Protect
1.21.4

Protect

A WorldGuard-like, modern world protection plugin made for API usage

5.0kdownloads
像素城_魔法核心整合包【PixelCity_MagicCore Modpack】
1.21.11fabric

像素城_魔法核心整合包【PixelCity_MagicCore Modpack】

《像素城》魔法核心整合包(1.21.11版),专注生存红石工程。为自动化系统、多人性能优化及技术向Minecraft玩法量身打造。PixelCity MagicCore Modpack (1.21.11) for Survival Redstone Engineering. Optimized for automation systems, multiplayer performance, and technical Minecraft gameplay.

4.8kdownloads
Boundless Horizons
1.21.1neoforge

Boundless Horizons

All the best and custom mods from Forge and Fabric perfectly balanced. Running on 1.21 NeoForge.

4.6kdownloads