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Minecraft Java 1.21 Mods

Browse 433 free mods for Minecraft Java 1.21 — popular picks include ResourcePackCached, CoreProtect, LagFixer.

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ResourcePackCached
1.20.3fabric

ResourcePackCached

Keeps server resource packs loaded, so they don't need to be reloaded when you rejoin.

911kdownloads
CoreProtect
1.16.5

CoreProtect

CoreProtect is a fast, efficient, data logging and anti-griefing tool. Rollback and restore any amount of damage. Designed with large servers in mind, CoreProtect will record and manage data without impacting your server performance.

485kdownloads
LagFixer
1.20

LagFixer

⚡️ Best Performance Solution! 🗄️Trusted by 3000+ servers! ✅ Lightweight and highly Asynchronous!

303kdownloads
Highlighter
1.21fabric

Highlighter

Highlights items in your inventory different colors depending on their enchantments and types.

187kdownloads
Enchanted Bookshelves
1.21.11fabric

Enchanted Bookshelves

Enchanted Books will glint when put in Chiseled Bookshelves! Give your enchanting room a cosmetic shine!

183kdownloads
Texture Pack Folders (Like Recursive Resources)
1.21.8fabric

Texture Pack Folders (Like Recursive Resources)

Mod allows folders with packs in them to work, mainly for organization. (Like recursive resources)

140kdownloads
InventoryTweak
1.21neoforge

InventoryTweak

Fast and easy inventory sorter

135kdownloads
FastChest Revived
1.21.9fabric

FastChest Revived

Makes chests use static models rather than BlockEntities for better performance

129kdownloads
InstaRestock
1.21fabric

InstaRestock

Instant Restock or Insta Restock makes villagers infinite restock

90kdownloads
Cobblemon Auto Tidy Up PC
1.21.1fabric

Cobblemon Auto Tidy Up PC

An add-on for the Cobblemon mod that automates storage on your PC. This is a client display only.

84kdownloads
Double Hotbar
1.21.9fabric

Double Hotbar

Adds a second hotbar that displays a row of the inventory on the HUD. This provides a dual hotbar setup where you can easily swap/hotswap/cycle which of the two hotbars is active. Improves inventory management.

81kdownloads
Item Components
1.21.2fabric

Item Components

Change the default components for items! Server-side and data-driven, refreshes on /reload! (and does it properly)

81kdownloads
Too Much XP (TME)
1.21.5fabric

Too Much XP (TME)

Yeets the laggy XP orbs, whilst still maintaining a high level count

77kdownloads
Open Inventory
1.16

Open Inventory

OpenInv is a powerful Minecraft admin plugin that lets staff view and edit player inventories and ender chests using /inv commands, featuring a modern GUI, database-backed inventory snapshots, rollback support, and multiple Minecraft version support.

44kdownloads
SimpleClaimSystem
1.18

SimpleClaimSystem

Full claim system for Minecraft servers. Fully configurable and many plugins supported.

42kdownloads
Create: Direct Chute
1.21.1neoforge

Create: Direct Chute

Adds a new chute that transfers items directly from one container to another, without storing any item inside. Optimizes storage and performance

40kdownloads
Armor Status
1.21fabric

Armor Status

Displays your armor durability and status in real time with a clean, lightweight HUD.

40kdownloads
Neo ECO AE Extension
1.20.1forge

Neo ECO AE Extension

Neo ECO AE Extension is an addon for Applied Energistics 2, Provides higher-performance components

39kdownloads
Create: Meta Logistics
1.21.1neoforge

Create: Meta Logistics

Manage remote & unloaded storage networks in Create, access them locally, and design central logistics hubs.

33kdownloads
Bundle Scroll
1.21fabric

Bundle Scroll

Unlock the full potential of bundles by cycling through the contents of a bundle using the scroll wheel

30kdownloads
PerfoBooster
1.20.1

PerfoBooster

Delivers powerful server optimization through intelligent resource management.

28kdownloads
Shulker Plus
1.21

Shulker Plus

Open shulker boxes directly from your hand without placing them down.

27kdownloads
Fast Recipe
1.21.11fabric

Fast Recipe

Adds quick crafting in the recipe book. Press [Ctrl + LMB] on a recipe to craft it instantly.

27kdownloads
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
RainApricot  Spawn Notification (for Pixelmon)
1.21.1neoforge

RainApricot Spawn Notification (for Pixelmon)

This mod sends in-game notifications immediately when BOSSes, Legendary Dens, Legendary Pokémon, Master Ball Reward Chests, and wild Shiny Pokémon appear in your Pixelmon world, ensuring you never miss them again!

21kdownloads
Console Spam Fix : Reborn
1.18fabric

Console Spam Fix : Reborn

A log filter that hide configured messages or errors from console and logs.

21kdownloads
BlazeXRemake
1.21.9fabric

BlazeXRemake

BlazexRemake is a lightweight, performance-focused Minecraft client based on a Feather Client remake, featuring a custom Blaze-inspired UI and built on Fabric for smooth gameplay and modern visuals.

20kdownloads
Lusk
1.20.6

Lusk

Modern, user-friendly skript addon, perfect for beginners and experienced developers.

16kdownloads
AzAuctionHouse
1.21

AzAuctionHouse

AzAuctionHouse is a feature-rich auction house plugin that allows players to buy and sell items seamlessly on your Minecraft server. Built with performance and customization in mind.

16kdownloads
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
Spectra Better Chests
1.21.11fabric

Spectra Better Chests

Adds inventory sorting. One of the biggest missing features from Minecraft.

15kdownloads
[MODIFIED] Cobblemon: Essentials
1.21.1neoforge

[MODIFIED] Cobblemon: Essentials

The perfect balance between performance, yet still packed with features! CREATE, Backpacks, QOL, & More!

15kdownloads
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
ChestSort
1.16

ChestSort

Effortlessly sort your chests with a double-click!

14kdownloads
AlixSystem
1.12

AlixSystem

Login (Command, PIN, Anvil, 2FA) | AntiBot (Advanced) | AntiVPN

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