Minecraft Java 1.21 Mods

Browse 12,081 free mods for Minecraft Java 1.21 — popular picks include EzBlacklist, wauth, HopperFlowLimiter.

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12,081 mods

1.21

EzBlacklist

This helps you easily blacklist stuff with modes destroy, vanish and disable with a few commands.

18downloads

1.20.6

wauth

wAUTH is an ultra lightweight and high performance server security solution designed for Minecraft networks running Paper Purpur Spigot or CraftBukkit across versions 1.20.6 through 1.21.4 and above. The plugin eliminates the need for bulky external world

18downloads

1.21paper

HopperFlowLimiter

Paper hopper/dropper cooldown limiting. TPS or always-on, global or hotspot. Slows farms safely.

18downloads

1.19spigot

ChronosOptimizer

The Ultimate Minecraft Server Performance Solution

18downloads

1.21spigot

[+1.21] Ultimate 1vs1 Practice | 4-in-1 Games: Sumo, Sword, Crestal, Mace & Snow

Sumo, Crestal, Sword, Mace & Snow in one optimized 1vs1 practice plugin!

18downloads

1.21

FrozenCrops

A high performance accelerated crop growth plugin for paper.

17downloads

1.16spigot

TPSGuardian - Best Premium Optimization Plugin | More Support!

A Premium Optimization Plugin

17downloads

1.21.11

display optimizer

This datapack optimizes block displays and item displays.

17downloads

1.20spigot

OptimizerX: Optimize with AI Boost

CPU and RAM saver

17downloads

1.21paper

AITPSControl

Dynamic mob AI optimization based on TPS and player distance

17downloads

1.21.8

SlightlySaferKillerWorld

SlightlySaferKillerWorld: Extreme performance turned the terrain into a predator.

17downloads

1.21.1

LightFX

LightFX enhances Minecraft with realistic sun and moon lighting, water reflections, lens flares, and subtle visual effects while keeping the game lightweight and performance-friendly.

16downloads

1.21

FastLeafDecayX

A lightweight Paper plugin that speeds up natural leaf decay after trees are chopped down.

16downloads

1.20.5

MC Lag Compensation

This project uses backwards ray tracing to ensure that a valid hit on a lagging client registers to the server as true!

16downloads

1.20.5

20TPS

20TPS is an all-in-one performance toolkit that stabilizes your server by limiting lag machines, stacking mobs, and fixing common exploits.

16downloads

1.21

🧲 Magnetic Hoppers

Save Iron: 1 Hopper now does the work of 49 Hoppers!Reduce Lag: Fewer hoppers means significantly less lag on your world or server.Perfect for Farms: Automatically vacuums up drops from mob grinders, iron farms, and auto-harvesting setups.

16downloads

1.21spigot

AlbionMarket

High-performance localized order book marketplace plugin inspired by Albion Online.

16downloads

1.17spigot

ExploitShield [Lite]

Lightweight, configurable and high-performance exploit protection for modern Minecraft servers.

16downloads

1.21spigot

CoreBank | Async MySQL Bank | GUI | Vault | Kredite & Zinsen

A high-performance, 100% asynchronous bank plugin with an interactive GUI, No TPS drops!

16downloads

1.21spigot

⚡ Taberna Storage ⭐ Ultimate Optimized Storage System

The ultimate and optimized sorting and storage system for your Minecraft server!

16downloads

1.21spigot

StableRTP plugin

StableRTP is a powerful and highly optimized Random Teleport plugin designed for Minecraft servers t

16downloads

1.21spigot

Nuova Stamina

Nuova Stamina is a lightweight, high-performance physical resistance system for Spigot and Paper (1.

16downloads

1.21.11fabric

Checkerboard Vanilla Survival

The official client-side modpack for the Checkerboard Vanilla Survival server, including performance enhancements, quality-of-life features, Simple Voice Chat, and optional shaders to provide the best gameplay experience.

15downloads

1.21

EclipseFX

EclipseFX is a cinematic aura and particle effects engine for RPG, MMORPG, anime, fantasy, and progression servers, featuring layered auras, live previews, awakening effects, class-based cosmetics, and performance-safe visuals.

15downloads

1.20.6spigot

MythicTool - Tool system for MythicMobs

A comprehensive debug, development, and performance toolkit for MythicMobs.

15downloads

1.21spigot

Heavy-AFK | High Performance AFK Protection

A lightweight, high-performance AFK plugin with freezing, custom actions, and full exploit protectio

15downloads

1.20spigot

Lagless

Clears lag with adaptive performance

15downloads

1.21spigot

DynamicWarden

An automated, high-performance Void Warden Boss Event with dynamic JSON bossbars and premium rewards

15downloads

1.21.4

CoreTPA

A lightweight, high-performance TPA plugin for Paper/Purpur featuring fully customizable prefixes and interactive chat buttons.

15downloads

1.21.4

Elementa

Elementa • High-Performance Chat Formatting

15downloads

1.21spigot

HyperGen

High Performance World Pre-Generator

15downloads

1.21.11

New Chunk Alerts

A Paper server plugin that notifies players when they are generating brand-new chunks! Let players on your server know when they are exploring uncharted and unlooted territory with little to no impact on performance.

14downloads

1.21

TOFECORE

This project adds a modular Minecraft server core called CLAYCORE, designed for Folia 1.21+ with high-performance, event-driven architecture. It includes systems for TPA, RTP, economy, auctions, hubs, and admin tools

14downloads

1.21

Warn (By NightCat)

A minecraft plugin to warn players about high mspt / CPU util / RAM usage

14downloads

1.21spigot

Prostatis AntiCheat

High-performance, async, packet-based AntiCheat for modern Minecraft servers

14downloads

1.21

qBlasts remake

A clean and lightweight Minecraft texture pack made for competitive PvP, focused on improving visibility and performance.

13downloads

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