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Minecraft Java 1.21 Mods

Browse 1,912 free mods for Minecraft Java 1.21 — popular picks include RedOut, BsCleaner, ParkourEngine.

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RedOut
1.21.11

RedOut

Allows players to get server metrics like mspt as a redstone signal from an item frame.

21downloads
BsCleaner
1.21

BsCleaner

Advanced entity cleaner with timer, sounds, titles & gradient messages for Paper servers

20downloads
ParkourEngine
1.21

ParkourEngine

ParkourEngine is a cinematic Minecraft parkour plugin built for smooth movement, immersive effects, and advanced gameplay mechanics. Designed with performance and style in mind, it adds dynamic parkour abilities, fluid movement systems, and customizable ac

20downloads
cbgsoptimizasion
1.15

cbgsoptimizasion

so its hella hella powerful plugin needs to optimize your mc server about %20 to %30 percent depending on the player/redstone farms count

19downloads
EzBlacklist
1.21

EzBlacklist

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

18downloads
wauth
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
display optimizer
1.21.11

display optimizer

This datapack optimizes block displays and item displays.

17downloads
Rptback
1.21

Rptback

Rptback is a Folia-optimized /back plugin for Paper 1.21+ servers. It safely teleports players to their death point with very smart safety checks, fully configurable delay, and clickable chat buttons.

16downloads
Flame Announcer
1.21

Flame Announcer

A powerful and highly customizable announcement plugin featuring scheduled Chat, BossBar, and Interactive clickable messages with full in-game management.

16downloads
MJCoordinates
1.19

MJCoordinates

MJCoordinates is a clean, performance-friendly Minecraft datapack that displays your real-time X, Y, Z coordinates, the current world day count, and your cardinal facing direction directly on the action bar.

15downloads
EclipseFX
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
CoreTPA
1.21.4

CoreTPA

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

15downloads
New Chunk Alerts
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
Warn (By NightCat)
1.21

Warn (By NightCat)

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

14downloads
MC Lag Compensation
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!

14downloads
Gamerules Control
1.21.11

Gamerules Control

Control all your world gamerules after create the world, with this data pack

13downloads
PixelRtpPool
1.21

PixelRtpPool

A lightweight, high-performance RTP Pool plugin for Paper servers that allows players to enter configurable WorldGuard regions to trigger immersive random teleports with countdowns, particles, sounds, titles, PlaceholderAPI support, and a flexible provider

13downloads
TOFECORE
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

12downloads
No Random Armadillo Scute
1.21.9

No Random Armadillo Scute

Armadillos stop shedding scutes randomly giving the brush a reason to exist

10downloads
RX-KeyAll
1.21

RX-KeyAll

A lightweight, highly optimized KeyAll plugin with dynamic BossBar countdowns and RGB support.

10downloads
Guardian Portal Optimization
1.21.11

Guardian Portal Optimization

Optimizes Guardians that go through a Nether Portal. Allows for afk farming alone.

9downloads
Docket
1.21

Docket

An open source plugin compatiblity scanner and developer helper plugin.

9downloads
ReCrop
1.18

ReCrop

Performance-friendly automatic crop replanting and anti-trample plugin supporting 1.20+ crops.

8downloads
LBMystic
1.20.5

LBMystic

This plugin assists with and optimizes the VDS/VPS servers you create. It was developed by the VTSC Group. Click the download button to view its features.

6downloads
Falcon Core
1.21

Falcon Core

A comprehensive core plugin designed for Donut SMP, providing essential server management tools, custom mechanics, and backend optimizations.

5downloads
Craftable honey bottles
1.21.9fabric

Craftable honey bottles

Adds a crafting table recipe for honey bottles (3 honeycomb + 1 glass bottle = 1 honey bottle). Works alongside the vanilla method — nothing's removed. Datapack only, no mods needed.

4downloads
Quality Of Life Enchants
1.2.1

Quality Of Life Enchants

QOL Enchants QOL Enchants is a lightweight, high-performance plugin that adds three custom quality-of-life enchantments to your Minecraft survival experience. These are designed to make resource gathering smoother, faster, and more satisfying.

1downloads
AstraWare Client Mod (1.21.4) – Upgraded Astralux Client
1.21.4fabric

AstraWare Client Mod (1.21.4) – Upgraded Astralux Client

AstraWare Client Mod is a powerful and feature-rich PvP client designed for high-level combat, focusing on Crystal and Anchor automation with advanced optimization and exploit-based mechanics. It stands out with its server-specific configs, smooth combat assistance, and strong visual awareness tools. Features: Advanced Crystal & Anchor PvP (AutoCrystal, DoubleAnchor) Smart automation (AutoTotem, AutoTrap, AutoWeb) Latency […]

Neo The Titans Mod (1.21.4) – Discovering The Titan Gods of Minecraft
1.21.4neoforge

Neo The Titans Mod (1.21.4) – Discovering The Titan Gods of Minecraft

Neo The Titans Mod is a Minecraft mod that introduces powerful, genetically enhanced Titan bosses. It recreates the classic Titans concept while improving balance, performance, and compatibility with newer game mechanics. Features: Large Titan boss creatures with unique abilities and attacks. New equipment, tools, and ores related to Titan progression. Improved boss animations and smoother […]

Mechanomania Core Mod (1.21.1) – Library for Mechanomania Modpack
1.21.1neoforge

Mechanomania Core Mod (1.21.1) – Library for Mechanomania Modpack

Mechanomania Core Mod is the core mod for Mechanomania modpack. It manages internal features and provides improvements that make the modpack run more smoothly and consistently. Features: Mods compat Mod tweaks Vanillia Tweaks Optimizations New Recipe types New advancements New items Mechanomania Core Mod Download Links For Minecraft 1.21.1, 1.21 NeoForge version: Download from Server […]

Handsome Squidward Resource Pack (1.21.1, 1.20.1) – Texture Pack
1.21.1

Handsome Squidward Resource Pack (1.21.1, 1.20.1) – Texture Pack

Handsome Squidward Resource Pack is a fun and quirky 32 × resource pack that replaces the texture and model of the Iron Golem with a stylized version of the iconic “Handsome Squidward” character from SpongeBob SquarePants. It’s designed purely for humor and aesthetics – no gameplay mechanics are changed – but it does require OptiFine […]

Hydrogen Modpack (1.21.10, 1.20.1) – Smoother Minecraft
1.21.10

Hydrogen Modpack (1.21.10, 1.20.1) – Smoother Minecraft

Hydrogen Modpack is designed to enhance FPS and reduce lag without altering gameplay mechanics. It includes optimization mods to improve smoothness and responsiveness, making it ideal for low-end PCs or players who want the best performance. Features: Improves frame rates with lightweight optimizations. Enhances game smoothness for better performance. Works in multiplayer. Keeps the vanilla […]

Better Bookshelf Resource Pack (1.21.1, 1.20.1) – Texture Pack
1.21.1

Better Bookshelf Resource Pack (1.21.1, 1.20.1) – Texture Pack

Better Bookshelf Resource Pack refreshes Minecraft’s library décor by introducing several stylish bookshelf variations. It adds five new textures to standard and chiseled bookshelves, offering more visual variety and breaking the monotony of identical bookshelves. Perfect for builders and readers alike, this pack subtly enhances immersion and library aesthetics without altering gameplay mechanics or performance. […]

Trimmable Tools Data Pack (1.21.4, 1.20.1) – Enhanced Tool Maintenance
1.21.4

Trimmable Tools Data Pack (1.21.4, 1.20.1) – Enhanced Tool Maintenance

Trimmable Tools Data Pack is a Minecraft data pack that introduces a unique and convenient mechanism for maintaining your tools, allowing you to extend their lifespan and enhance their performance. With this data pack, you can utilize the Smithing Table to trim your tools, restoring their durability and ensuring they remain effective in your endeavors. […]

Radium Reforged Mod (1.21.1, 1.20.1) – Refining Various Game Mechanics
1.21.1neoforge

Radium Reforged Mod (1.21.1, 1.20.1) – Refining Various Game Mechanics

Radium Reforged Mod is a port/remake of the Lithium mod for Forge/NeoForge. It is a comprehensive optimization mod for Minecraft that enhances performance by improving game physics, mob AI, rendering components, and more. These improvements can boost game speed by 30-40%, especially with many installed mods. The mod is a rework and retains the core […]

ZeroCore Mod (1.21.4, 1.20.1) – Multiblock API, New GUI System
1.21.4neoforge

ZeroCore Mod (1.21.4, 1.20.1) – Multiblock API, New GUI System

ZeroCore Mod houses a revised multiblock API that supports multiple client mods without performance penalties and contains code to handle the basic mechanics of the game. Features: Multiblock API: Supports multiple client mods without performance penalties. Network Message Handling: Processes network messages on the correct thread. New GUI System: Provides a new GUI system for […]