Minecraft Java 1.21 Mods
Browse 540 free mods for Minecraft Java 1.21 — popular picks include ArenaRegenerator, CPvP Utilities, speartweaks.
Updated daily
ArenaRegenerator
Handles arena saving, regeneration, and full customizable minigame logic using WorldEdit or FAWE
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.
speartweaks
this project adds a bunch off spear pvp QoL stuff
Crystal Flow
⚡ Instant inventory sorting built for CPvP speed, clutch moments, and time efficiency.
SickSheet's Practice Bot
A Fabric mod adding a highly customizable bot and a kit system for combat and PvP practice
Money SMP
💰 Money SMP: Lightweight PvP economy, no jobs, just combat. ⚔️
Zenith Client
A utility mod, specialized for PVP
[SimplePetsAddon] PvP Addon
Checks for when the owner of a pet is in combat and will remove all their current pets

aicheye's Combat Tagging
Lightweight fabric server plugin to make PvP fairer and prevent combat-logging.
Frost's Mace Calculator
Mace height damage calculator for Mace PvP
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.
Iridium Enchants
Providing a new and exciting aspect of PVP to your server via new enchantments and unique combat.
the scythe
This simple Minecraft mod introduces an exciting new weapon: the scythe. Designed primarily for PvP combat, it is fully compatible with both single-player and multiplayer modes. You don't need any other mod to operate it
system teams
Fabric 1.21.11 teams mod with levels, team chat, PvP control, and leaderboard.
Clubtimizer
An (unofficial) utility mod for mcpvp.club
Ability SMP
SMP Plugin with 10 different powers. Good for a PvP server.
Vanilla PVP presets
You can switch between Vanilla and Non-Vanilla modes. DrDonut uses this during his streams. This could be used for when you would want to be in vanilla mode or non-vanilla which is basically PvP mode.
StatTiers
Official Fork Of Tiers Mod For Stat Tier List. Supports Other Tierlists: MCTiers, PvPTiers, Subtiers
Auto-Ignite
Auto Ignite is a mod that automatically ignites TNT and Creepers. Especially useful for practicing the Creeper PVP gamemode.
Castle Siege | King, teams, kits, abilities, arenas & more
Seize or Shield in Castle Siege, Inspired by Mineplex
PumpkinPVPReloaded
Add special exploding pumpkins to your server to be used in pvp. Highly customizable!
Kit PvP plugin
Allows you to store and load your custom kits in your server!
Refined Combat
Rebalancing pvp in minecraft focusing on pvp mechanics in vanilla whilst improving on it with new enchants and mechanics Explosions rebalanced rare enchants added combat logging system added rebalanced elytra
PVP hitboxes
🗸 This mod changes vanilla hitboxes (F3+B) for PVP.
Prism's KeyStrokes
A fully customizable and animated keystrokes HUD that displays your keyboard and mouse inputs in real time for Minecraft PvP, recordings, and gameplay tracking.
LifeSteal PVP
Datapack for modified LifeSteal heart system
kutils
A collection mod of client side qol features and tweaks from older pvp mods but for 1.21+, with unique skyblock and ui features.
SmashThePing
this plugin unifies the delay between a shield break to a mace hit and gives all players the same time range to stun slam for mace pvp! - level your playing field now
FoxSMPUtilities
SMP utilities plugin, that allows you to disable pvp, griefing, netherite craftings, dimensions, elytras, change pearl cooldowns, nerf end crystal damage
HungerGameSSS
HungerGameSSS is a high-performance Hunger Games plugin featuring unique Legendary Weapons with special abilities, dynamic gameplay systems, and full arena customization — built for competitive PvP servers.
immersive-cognified
This mod pack is fun to play around with, including create mechanism and immersive engineering.
BrasketVisual
This mod optimizes your game’s visuals for PvP, removing distractions and highlighting what matters most
Slowfall Timer
Notifies you when the other player runs out of slow falling. Used mainly for the Crystal PvP gamemode.
Lucid Mod
LucidMod is a clean Fabric PvP utility mod with a cool click GUI
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.
PvP Toggle for fabric
Toggles PVP For players