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Minecraft Java 1.21 Mods

Browse 161 free mods for Minecraft Java 1.21 — popular picks include PvP, Walksy's Mod Folder, Ampz (Voltz for 1.21) (Official Server).

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PvP
1.21.1fabric

PvP

The best modpack for crystal, sword and axe PvP. Having a huge focus on game performance.

134kdownloads
Walksy's Mod Folder
1.21.11fabric

Walksy's Mod Folder

My Mod Folder - Made for Crystal PvP

61kdownloads
Ampz (Voltz for 1.21) (Official Server)
1.21.1neoforge

Ampz (Voltz for 1.21) (Official Server)

Bring the world at your knees with missiles, bombs, machinery in 1.21 voltz

28kdownloads
Alien AGF Series
1.21.1neoforge

Alien AGF Series

A modpack that brings technology from Mekanism, space travel from Ad Astra, and Xenomorphs from Gigeresque to create a grand suspense filled adventure! Help AGF (Anomaly Glitch Foundation) find the xenomorphs to either contain them or irradicate them.

23kdownloads
PvP Beyond
1.21.11fabric

PvP Beyond

One of the best PvP Modpacks aimed at increasing your FPS & Adding Key Mods for PvP (Totem Counter, Armor Durability HuD, Effect Timers, Etc.)

17kdownloads
Thormen 1.21.1 - Mekanism -  Spaceships -  ICBMs -  Force Fields -  Nuclear Science  -  Voltz successor - Modpack server running
1.21.1neoforge

Thormen 1.21.1 - Mekanism - Spaceships - ICBMs - Force Fields - Nuclear Science - Voltz successor - Modpack server running

Voltz as it should have been. Yes, it has ICBM's, and you bet - lots more

17kdownloads
JJs Engineer Mod (Maschinery, PVP, Decorative...)
1.21forge

JJs Engineer Mod (Maschinery, PVP, Decorative...)

Engineer, Combat, Ores and Recources and Decorative stuff for 1.12-1.20

14kdownloads
Sky's PvP Modpack
1.21.9fabric

Sky's PvP Modpack

A modpack that has both the functionality of FPS boosting and PVP improvements.

14kdownloads
++Tinkers + ImmersiveEngineering
1.21forge

++Tinkers + ImmersiveEngineering

a modpack that join tinkers construct + aether + ImmersiveEngineering

8.9kdownloads
The Modded Rizoma MC
1.21.1neoforge

The Modded Rizoma MC

Explore a lush, modded world where nature and technology grow together. Rizoma blends farming, magic, tech, and adventure into one immersive experience. Build, automate, and thrive in a world full of life, beauty, and powerful progression.

8.1kdownloads
NinjaCraft - Official Server
1.21.1neoforge

NinjaCraft - Official Server

Be a ninja! A Magic & Tech Modpack based!

6.5kdownloads
Tensura Roguelike
1.21.1neoforge

Tensura Roguelike

Tensura Reincarnated with a roguelike twist and rpg elements with some technology as well.

6.4kdownloads
Best Crystal PvP Optimizer
1.21.1fabric

Best Crystal PvP Optimizer

This Is By Far The Best Crystal PvP Modpack You Will Find.

6.1kdownloads
MerliSMP:RE
1.21.1neoforge

MerliSMP:RE

MerliSMP: RE - A chaos-fueled sandbox packed with Create, Valkyrien Skies, AE2, magic, colonies, dungeons, trains, dragons, and more. No handholding, just freedom. Build anything. Automate everything. Break the game creatively

5.9kdownloads
vanilla PvP
1.21fabric

vanilla PvP

mods that make your game feel 10x smoother with 1k+ fps & optimize it for pvp!

5.0kdownloads
Builder's Frontier- Official
1.21.4forge

Builder's Frontier- Official

Mod pack that has ars noveau, more villagers, hire villagers, create mod + guns, biomes o plenty and more

4.9kdownloads
Robot Fortress
1.20.1forge

Robot Fortress

a 1.20.1 pack with primitive tech mods

4.8kdownloads
Create: Reatomized!
1.21.1forge

Create: Reatomized!

A pack built around exploration, performance & multiplayer gameplay. With the create mod kept in mind.

3.7kdownloads
PVP_PLAYER_BOT
1.21.3fabric

PVP_PLAYER_BOT

“COMBACT Mod adds intelligent AI combat bots with realistic player-like behavior. Bots dodge, use totems and food strategically, retreat at low health, and have customizable difficulty tiers — perfect for honing Minecraft COMBACT skills.”

3.7kdownloads
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.

3.5kdownloads
PvP Perfect
1.21.11fabric

PvP Perfect

A Modpack Trying To Be Unique: Gives Great Performance Whilst Still Keeping The Must Have Mods for Your PvP In Mind.

3.2kdownloads
WildLouna
1.21.1neoforge

WildLouna

Modpack of magic and tech mod for fun

3.2kdownloads
MobPVP / PVE [1.21.1 Fabric/Quilt] - PvP - RPG // CANCELLED
1.21.1fabric

MobPVP / PVE [1.21.1 Fabric/Quilt] - PvP - RPG // CANCELLED

MobPVP is a Minecraft Fabric mod that introduces a dynamic level-based combat system for mobs, adds rare and powerful variants, and enhances gameplay with unique effects and loot drops.

2.9kdownloads
Ez Optimizer
1.21.11fabric

Ez Optimizer

All pvp Essential Mods and optimization mods !!

2.7kdownloads
Aeronautics & Assembly
1.21.1neoforge

Aeronautics & Assembly

This is a modpack based entirely around create and long term growth of a world. With aeronautics and Big Cannons you can build any number of machines to help your resource income match your grand ideas and help defend your inudstries!

2.5kdownloads
PVP Matrix
1.21.4fabric

PVP Matrix

PvP Matrix – Optimized PvP Modpack for Low-End PCs PvP Matrix is a lightweight modpack tailored for Minecraft, designed to enhance player-versus-player combat while ensuring smooth performance on low-end systems.

2.4kdownloads
Create: Cogs & Cataclysm
1.21.1neoforge

Create: Cogs & Cataclysm

Immerse yourself in Create: Cogs & Cataclysm, a modpack where mechanical ingenuity meets high-stakes adventure. Built around the Create mod’s extensive automation and L_Ender’s Cataclysm's impressive dungeons and boss battles.

2.1kdownloads
Tensura Genesis
1.21.1neoforge

Tensura Genesis

Tensura themed modpack with mix of technology and magic.

2.1kdownloads
Optimized for PVP
1.21.1fabric

Optimized for PVP

A modpack that aims to create a good pvp experience.

2.1kdownloads
Oskukana Mod Folder
1.21.11fabric

Oskukana Mod Folder

A lightweight modpack built for smooth and competitive PvP, with optimizations tailored for Crystal PvP and fast-paced combat while staying close to vanilla.

2.0kdownloads
Axe and Sword Switcher
1.21.1fabric

Axe and Sword Switcher

Auto Tool Switch is a client-side Minecraft mod that automatically switches between sword and axe during PvP combat based on whether the opponent is using a shield.

1.9kdownloads
Arcadia Unlimited
1.21.1neoforge

Arcadia Unlimited

Step into the worlds of Arcadia, start simply but slowly evolve to use kinetic technology and eventually complex machines. Explore the world, complete various quests, and defeat challenging bosses with your learned skills and magic.

1.8kdownloads
Create Horizons - Aeronautical Engineering
1.21.1neoforge

Create Horizons - Aeronautical Engineering

A modpack inspired by the Create and Create Aeronautics mod for engineer masterminds who love to assemble and create. The modpack includes tons of Create addons and a PvP styled claim system.

1.7kdownloads
CPvP Utilities
1.21.1fabric

CPvP Utilities

CPvP Utilities is a Fabric Client-side mod designed to enhance the Crystal PvP experience, providing a set of utilities that streamline and simplify common combat interactions, all configurable through an in-game ClickGUI.

1.7kdownloads
Pokengineers – Create to Catch
1.21.1neoforge

Pokengineers – Create to Catch

Combine the engineering mastery of Create with the adventure of Cobblemon – build, automate, and catch them all.

1.7kdownloads
Money SMP
1.21

Money SMP

💰 Money SMP: Lightweight PvP economy, no jobs, just combat. ⚔️

1.7kdownloads