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Minecraft Java 1.21 Mods

Browse 74 free mods for Minecraft Java 1.21 — popular picks include Simple Combat Log, HitColor Mod - NEW, PVP essentials Refined.

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Simple Combat Log
1.21.4

Simple Combat Log

The Simple-Combat-Log plugin prevents players from logging out during combat by setting a combat timer, disabling actions like Elytra use, and broadcasting a message if they leave the server mid-combat.

77kdownloads
HitColor Mod - NEW
1.21.11fabric

HitColor Mod - NEW

HitColor Mod is a lightweight Minecraft Fabric mod that lets you customize or remove hit effect colors for a cleaner, smoother combat experience.

56kdownloads
PVP essentials Refined
1.21.11fabric

PVP essentials Refined

A high-performance PvP HUD mod for Fabric 1.21.11 with crystal & anchor optimizations, built-in armor HUD, FPS display, and multiple configurable in combat syastem

24kdownloads
Attribute PVP Helper
1.21.11fabric

Attribute PVP Helper

Advanced PvP combat helper for Minecraft 1.21.11 (Fabric)

19kdownloads
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
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
Guns and Fun
1.21.1fabric

Guns and Fun

A guns modpack for Minecraft Java Edition is a curated collection of mods designed to introduce modern or fantasy firearms, ammo systems, and combat mechanics into the game.

10.0kdownloads
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.

9.9kdownloads
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 ;)

6.5kdownloads
The Stuff of Legend
1.21.11fabric

The Stuff of Legend

Dive into a carefully balanced adventure that offers a consistent Vanilla-like experience while taking it to the next level with refined mechanics

6.3kdownloads
Sword Optimizer
1.21.9fabric

Sword Optimizer

Processes sword swings instantly on your screen instead of waiting for the server, removing combat lag on high ping.

4.7kdownloads
ShieldStatus Mod
1.21.4fabric

ShieldStatus Mod

This mod adds a simple color indicator — green when your shield is active, red when it’s disabled or recharging. Perfect for PvP and survival players who want better combat awareness without clutter.

4.1kdownloads
Quizy Combat Log
1.16

Quizy Combat Log

QuizyCombatLog: A powerful yet lightweight combat logging solution that prevents unfair PvP disconnects. Features multi-combat tracking, customizable timers, inventory protection, and sleek action bar displays to enhance your server's PvP experience.

3.6kdownloads
Destan's Shield Optimizer
1.21.10fabric

Destan's Shield Optimizer

Shield Optimizer fixes clunky shield inputs by buffering early clicks and preventing accidental shield drops. Client-side, anti-cheat safe PvP/PvE combat QoL.

3.1kdownloads
Project AZOTH Cobblemon Modpack
1.21.1fabric

Project AZOTH Cobblemon Modpack

Project AZOTH is back and better than ever. Explore a fresh take on the Pokémon experience in Minecraft with seamless open-world mechanics, community-driven events, and an immersive survival adventure.

3.1kdownloads
SurShield Modification
1.21.1neoforge

SurShield Modification

Modpack that combines the mechanical genius of Create, the iconic Satsu Iron Man Addon, and the gritty superpowered chaos of The Boys: New World — delivering advanced automation, and an immersive world of limitless possibilities.

2.6kdownloads
AntiGriefPlus
1.21.8forge

AntiGriefPlus

AntiGriefPlus is a Minecraft mod that protects specific blocks (like chests, doors, and structures) from explosion damage caused by creepers, TNT, or other sources. It keeps your buildings safe without disabling combat or gameplay mechanics.

1.9kdownloads
Swidget's Hit Sounds
1.21.11fabric

Swidget's Hit Sounds

A lightweight mod that customizes Minecraft hit sounds, allowing you to replace default combat audio with cleaner, louder, or more satisfying sound effects.

1.8kdownloads
Flaxa Combat – Advanced PvP System with Combat Tag
1.16

Flaxa Combat – Advanced PvP System with Combat Tag

A clean and optimized combat system plugin that prevents combat logging, blocks unfair escapes, and adds modern combat mechanics with full customization and smooth performance for PvP servers.

1.7kdownloads
BedrockCombatCompat
1.21

BedrockCombatCompat

Cross-Platform Combat Optimization for Crossplay Minecraft Servers

1.2kdownloads
Combat Tracker
1.21.11fabric

Combat Tracker

Track your PvP performance in real time. Records accuracy, cooldown timing, overflicks, reach distribution, shield hits, and jump resets — then gives you personalized tips to improve. Press F6 to record, fight, press F6 again.

1.2kdownloads
G1axFixer
1.21.11fabric

G1axFixer

G1axFixer is a client-side Fabric mod that fixes resource pack crashes and optimizes network, rendering, and ticking for maximum FPS and smooth combat.

1.1kdownloads
DINOsmp Mod - Industrial Evolution
1.21.1neoforge

DINOsmp Mod - Industrial Evolution

A multiplayer-focused modpack emphasizing industrial automation, challenging survival mechanics, and optimized performance for long-term SMP play.

817downloads
Combatlog-Ultimate
1.21

Combatlog-Ultimate

A simple CombatLog plugin for MC 1.21+, blocking commands/items in combat, with a configurable timer, logout punishment, No-PvP zones, and language support (DE/EN).

797downloads
GENMON
1.21.1fabric

GENMON

Optimized Cobblemon modpack designed for smooth gameplay, featuring enhanced performance, full battle mechanics, and essential quality-of-life tools.

797downloads
NewMine
1.21.1fabric

NewMine

Fabric 1.21.1 | First server-side modpack on 1.21.1 with new structures and mechanics!

785downloads
LCE
1.21.4

LCE

Bring classic 1.8-style PvP and old combat feel to modern Paper servers with legacy knockback, projectiles, bow boosting, sword blocking, and cleaner combat feedback.

745downloads
Battle Optimized
1.21.8fabric

Battle Optimized

⚔️ Battle Optimized is a lightweight Minecraft modpack focused on maximum performance and smooth PvP gameplay. It combines essential optimization mods with PvP utilities, giving you higher FPS, reduced lag, and sharper combat mechanics — all while keeping

697downloads
VNNhatTruongneee's Crosshair Addons
1.21.11neoforge

VNNhatTruongneee's Crosshair Addons

A sophisticated, combat-focused utility that dynamically enhances crosshair feedback for precision PvP, developed by VNNhatTruongneee to optimize player engagement and reach accuracy in Minecraft.

647downloads
Totem Balancer
1.21fabric

Totem Balancer

Adds a cooldown and item limit for the Totem of Undying to prevent overuse and encourage fair gameplay and combat.

645downloads
Anchoring optimizing
1.21.11fabric

Anchoring optimizing

Professional Anchor Optimizer mod for Minecraft 1.21.1 Fabric. Handles anchor interactions client-side for zero-ping feel, optimizes respawn anchor explosions, and provides smooth combat experience on high-latency .

619downloads
Tool Enhancement│工具強化
1.21.9

Tool Enhancement│工具強化

Fortify your combat tools! Tridents and maces no longer lose durability from mining, and swords consume significantly less durability when breaking blocks.│強化你的工具!現在三叉戟和重錘在挖掘時不會損耗耐久,而劍在破壞方塊時的耐久損耗也大幅降低。

583downloads
SQBubliks: Restart
1.21.8fabric

SQBubliks: Restart

A reboot of vanilla survival, but with mods, travel, new structures, lots of mechanics, and magic!

576downloads
True Combat Manager
1.21

True Combat Manager

A powerful and optimized PvP combat system featuring advanced tracking, cooldown control, combat log

563downloads
Vanilla Journeys +
1.21.4fabric

Vanilla Journeys +

This Modpack is a spiritual successor to my Vanilla Adventures +, However with this one I intend to keep the core mechanics as Vanilla as possible.

557downloads
QuickPOT / PVP Potion
1.21.1fabric

QuickPOT / PVP Potion

PvP/combat potion switching made easy with a fast radial menu, supporting drinkable, splash, and lingering potions with 8 customizable slots.

501downloads