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Minecraft Java 1.21 Mods

Browse 1,933 free mods for Minecraft Java 1.21 — popular picks include Aligner, FastXP+, Mechanomania.

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Aligner
1.21.11-pre1fabric

Aligner

Fixes the weird graphical glitch that causes lines to appear when hovering the crosshair above a block in 1.21.11+ with MojoLauncher and LTW

16kdownloads
FastXP+
1.21.11fabric

FastXP+

A simple client-side optimization mod that allows you to throw XP bottles instantly and fast by just holding down the right-click.

16kdownloads
Mechanomania
1.21.1neoforge

Mechanomania

The ultimate performance-optimized Create-centric kitchensink modpack

16kdownloads
MendingReworked
1.21.1neoforge

MendingReworked

Reworked the Mending mechanic to behave differently while keeping a vanilla-like feel

16kdownloads
Dynamic Height
1.21.1neoforge

Dynamic Height

Unleash world height limits up to 32K blocks! 🌍 High performance, no generation changes. Build without limits (Fabric/NeoForge).

16kdownloads
FoxGate AntiVPN
1.3.1

FoxGate AntiVPN

#1 AntiVPN Plugin - Powerful AntiVPN & AntiProxy for your server for Free! (Hytale Support)

15kdownloads
Auto Optimization
1.21.11fabric

Auto Optimization

This mod auto scans the the 10 chunks your in or the ones you loaded and sees for issue it can fix to improve your fps auto optimizing your fps without requring lots of work done

15kdownloads
Modern Fullbright
1.21.1forge

Modern Fullbright

Modern fullbright, no more dark! See everything with light in any server!

15kdownloads
Elytra Optimizations
1.21.8neoforge

Elytra Optimizations

Optimizes Elytra's janky math code

14kdownloads
Infinite Chat History
1.20fabric

Infinite Chat History

The chat message limit has been increased from 100 to effectively infinity therefore you will always be able to see the entirety of the chat history.

14kdownloads
World Loading Tweaker
1.21.5

World Loading Tweaker

Allows you to change the spawn chunk radius of Minecraft, either speeding up loading or improving spawn quality

14kdownloads
InventoryCrouch
1.21fabric

InventoryCrouch

Lets You Keep Crouching While Opening A GUI

14kdownloads
ChestSort
1.16

ChestSort

Effortlessly sort your chests with a double-click!

14kdownloads
Elytra HUD
1.21.5fabric

Elytra HUD

Adds the Elytra durability in the HUD, so you don't risk to fall while in the air

14kdownloads
SinglePlayerSleep - Sleep Plugin
1.21

SinglePlayerSleep - Sleep Plugin

A modern Minecraft plugin that lets a single player sleep, skip the night with stylish effects, lightweight performance, and full configurability — entirely AI-crafted.

14kdownloads
PerformanceX
1.19fabric

PerformanceX

Struggling with LAG??? Look no further! PX is an All-in-one server performance suite - 50 modules including item/mob despawn timers, AI throttling, lag machine detection, auto backups, Discord webhooks, Geyser support, and more. 1.8.8-26.2.

14kdownloads
Third Person (F5)
1.21neoforge

Third Person (F5)

An extremely lightweight and simple third-person view mod

13kdownloads
Flashback-Iris-SkyColorOverrideCompat
1.21.11fabric

Flashback-Iris-SkyColorOverrideCompat

Flashback sky color override compat for IrisShaders.

13kdownloads
PvpHud
1.21fabric

PvpHud

A very simple but amazing PvpHud with all of the essentials that you need, including fps, ping, cords, and an armor hud. You can also use the new gui to move everything to your needs!

13kdownloads
QoM: Excavein
1.21neoforge

QoM: Excavein

Very Powerful & Configurable vein miner type mod

13kdownloads
Create: Balanced Recipes
1.21.1

Create: Balanced Recipes

A Datapack ( You can turn into a mod ) for your create automation needs. Supplies players with Q.O.L recipes for everyday crafts!

13kdownloads
Outer Glow Feather & Lunar
1.21fabric

Outer Glow Feather & Lunar

When you can see someone's outer layer in tab, they have an outline around their head Modified to be compatible with Feather and Lunar Client

12kdownloads
Essential PVP Utilities
1.21.11fabric

Essential PVP Utilities

This mod contains many features to give you an advantage when fighting. Contains Fast Block Placements, Wind Charge Optimizer, [Beta] Crystal Optimizer, Faster Strafing and much more.

12kdownloads
Krave Client
1.21.11fabric

Krave Client

Krave Client - is a Minecraft client with a large number of features developed from scratch.

12kdownloads
Better Cobblemon Spawns
1.21.1

Better Cobblemon Spawns

I am attempting to update the cobblemon spawn conditions so that pokemon like dratini are easier to find and dont only spawn at Y Level 32 and below.

12kdownloads
Gpu Cpu Util
1.21.11fabric

Gpu Cpu Util

On screen CPU GPU usage with Mod Menu settings. Shows temps and more useful info

12kdownloads
Create Stuff N' Additions Curios Compat
1.21.1neoforge

Create Stuff N' Additions Curios Compat

Adds curios support to keeps the tanks off your inventory.

12kdownloads
Cobblemon: Infinite Rare Candy
1.21.1fabric

Cobblemon: Infinite Rare Candy

A pink rare candy that allows you to level up your Pokemon instantly without the risk of it being consumed. It is Radical Cobblemon Trainers compatible!

11kdownloads
Industrial Odyssey
1.21.1neoforge

Industrial Odyssey

🔧 Industrial Odyssey is a private 1.20.1 modpack combining technology, exploration, and combat. Featuring Create for mechanical automation and Tacz for tactical gunplay, it also includes a custom economy system designed for multiplayer gameplay. Build, fi

11kdownloads
No Tutorial
1.18fabric

No Tutorial

This mod will disable the annoying tutorial pop-ups. This allows the user to have a more enjoyable experience.

11kdownloads
CleanContainer
1.21.1fabric

CleanContainer

CleanContainer helps you to sort your inventory and your containers, such as chests, barrels, shulkers, minecartchests and enderchests.

11kdownloads
AxMinions
1.20

AxMinions

The Ultimate Minions plugin with great customization and performance!

11kdownloads
EzRTP
1.13

EzRTP

Advanced Random Teleport (RTP) plugin for Paper, Spigot, Purpur and Folia. Safe random teleportation with biome filters, GUI world selection, Vault economy support, cooldowns, WorldGuard integration and high-performance teleport caching for Minecraft serve

11kdownloads
Cobblemon - Spawn Controller
1.21.1fabric

Cobblemon - Spawn Controller

Control what spawns on your server without having to change your datapacks around!

11kdownloads
Armor Stand Overhaul
1.21.11

Armor Stand Overhaul

A well-optimized data pack that gives armor stands arms by default!

11kdownloads
Shinoyuki-BetterAutoSave
1.21.1neoforge

Shinoyuki-BetterAutoSave

Async world saving for Forge 1.20.1 servers — chunk, entity and saved-data serialization moved off the main thread. Kills autosave lag spikes.

11kdownloads