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Minecraft Java 1.21 Mods

Browse 31 free mods for Minecraft Java 1.21 — popular picks include Iron's Rpg Tweaks, Classic Sword Block, TWISB-Combat.

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Iron's Rpg Tweaks
1.21.1neoforge

Iron's Rpg Tweaks

RPG-Inspired gameplay mechanic tweaks for combat, XP, durability, hunger, and more!

2.3Mdownloads
Classic Sword Block
1.21

Classic Sword Block

Replaces shields with swords to simulate the old 1.8 sword blocking mechanic. Enhance PvP combat, block, and parry mechanics. Rename shields with sword names for customizable textures.

3.2kdownloads
TWISB-Combat
1.21.9fabric

TWISB-Combat

Combat, The Way It Should Be! This mod tweaks health regeneration, throwable potions and tridents to improve the combat experience.

2.6kdownloads
War weapons
1.21.11fabric

War weapons

Medieval styled weapons and war utilities.

2.1kdownloads
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
AutoShieldStun
1.21.11fabric

AutoShieldStun

🛡️ AntiShield Mod A lightweight client-side utility mod that improves combat efficiency by helping you deal with shield users more effectively.

1.6kdownloads
TechMeg-Endless Survival-
1.21.11neoforge

TechMeg-Endless Survival-

TechMeg – Endless Survival is a challenging survival modpack that expands vanilla gameplay with progression tweaks, multiplayer-friendly mechanics, and enhanced exploration.

824downloads
Personatours Combat Tweaks
1.21.8neoforge

Personatours Combat Tweaks

A Small Mod that adds Various Combat Enchantments and Mechanics

713downloads
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

688downloads
HitRangeActivity
1.21.8fabric

HitRangeActivity

A mod featuring visual enhancements and combat utilities (particles, PotFix, and sounds). A mod based on BetterHitReg, which has been modified for legitimate use. Base version 1.21.11

554downloads
Cobblemon Black&White Battle Music
1.21.1fabric

Cobblemon Black&White Battle Music

Adds music from Pokémon Black&White to Cobblemon battles

504downloads
Clean PVP Mechanics
1.16.4

Clean PVP Mechanics

Tweaks, utility and PVP Based Texture Pack, used for Better experience

396downloads
SMPUTILY
1.21.11fabric

SMPUTILY

Utility SMP Modpack is a clean and lightweight modpack made for better SMP and FPS gameplay. It improves performance, visibility, and quality of life without changing vanilla mechanics.

158downloads
Plenty a' Tweaks
1.21.4neoforge

Plenty a' Tweaks

A mod full of visual effects, combat changes, new advancements, old features revived, and a good bit more!

119downloads
Pigly's Combat Tweaks
1.21

Pigly's Combat Tweaks

Combat-related tweaks that can be enabled through config options. Mace cooldown, better impaling, anti combat log, etc.

109downloads
Totem of undying Eustass
1.13

Totem of undying Eustass

Pixel Art Totem of Undying inspired by Eustass "Captain" Kid Magnetic chaos forged in steel. This Kid totem bristles with his mechanical arm and fierce scowl, ready to smash through any challenge.

105downloads
Totem of Undying Franky
1.13

Totem of Undying Franky

Super! Franky brings tech power and iron fists to your inventory. This totem stands strong with mechanical might and personality.

81downloads
Thijns Combat Tweaks
1.21spigot

Thijns Combat Tweaks

A Minecraft plugin that enhances combat mechanics with crossbow rockets, tipped arrows, and splash p

66downloads
teleporter rp
1.19

teleporter rp

This resource pack will recolor items used in redstone teleportation mechanisms in the ender style.

54downloads
Kinetix+
1.21.11

Kinetix+

An smp plugin which adds orgins, combat based currency, and quality of life additions. Originally known as UltimateSMP, but dropped for a more original name.

42downloads
Even Lower Fire
1.21.11

Even Lower Fire

A PVP mechanism where fire is lower.

38downloads
MaceCore Premium Client Mod (1.21.11) – Mace Combat Enhancement
1.21.11fabric

MaceCore Premium Client Mod (1.21.11) – Mace Combat Enhancement

MaceCore Premium Client Mod is a client-side PvP utility mod focused on Mace combat in Minecraft. It improves combat mechanics such as weapon swapping, shield breaking, and aim assistance while keeping gameplay relatively natural. The mod is mainly designed for: Small servers, Singleplayer worlds, PvP training, Mace combat practice. Features: Mace Combat Utilities Pearl Catching […]

Lazy Utilities Mod (1.21.1, 1.20.1) – Damage Devices And Element Reactions
1.21.1neoforge

Lazy Utilities Mod (1.21.1, 1.20.1) – Damage Devices And Element Reactions

Lazy Utilities Mod introduces a handful of simple but useful mechanics to enhance gameplay. Focused on combat and interaction systems, it adds new ways to handle damage, reactions, and general utilities without overcomplicating the experience. Features: Tools or mechanics that apply damage in new ways. Expanded behavior when entities or items interact with damage sources. […]

Ryleu Armor Tweaks Mod (1.21.8, 1.20.1) – Makes Armor Protection & Toughness Configurable
1.21.8fabric

Ryleu Armor Tweaks Mod (1.21.8, 1.20.1) – Makes Armor Protection & Toughness Configurable

Certain enchantments on certain armor tiers make players overpowered. For example, it is very difficult to PvP against a player equipped with a full Protection enchanted Netherite armor set. Ryleu Armor Tweaks Mod is here to make things a lot more balanced. This mod makes certain tweaks to the combat mechanics in the game to […]

Iron's Rpg Tweaks Mod (1.21.1, 1.20.1) – More Immersive RPG Experience
1.21.1neoforge

Iron's Rpg Tweaks Mod (1.21.1, 1.20.1) – More Immersive RPG Experience

Iron's Rpg Tweaks Mod aims to add elements to Minecraft that make it more like RPG games. For example, the combat mechanics become more flexible by removing damage ticks and invincibility frames; enchantments on items remain unknown to you until you directly experience their effects; moreover, after death, you can recover all your experience, similar […]

F
1.21.4fabric

Fabric Pvp Utils

Miscellaneous quality of life client-side changes. Mostly aimed at both legacy and modern combat

503downloads
S
1.21

SmpUtilities

SmpUtilities is an all-in-one SMP plugin with homes, teleporting, warps, kits, reports, vanish, staff tools, moderation, server settings, combat-log protection and more !

62downloads
T
1.21.4fabric

The Jacksoning Combat Tweaks

Combat tweaks designed for The Jacksoning

62downloads
Tacz Recycling Mod (1.21.1, 1.20.1) – Realistic Gunplay with Fresh Firearm
1.21.1

Tacz Recycling Mod (1.21.1, 1.20.1) – Realistic Gunplay with Fresh Firearm

Tacz Recycling Mod extends Timeless and Classics Zero with adjusted weapon models, fresh animations, and realistic combat tweaks. It changes how firearms look and feel during fights. The mod updates the default weapon lineup to give guns a more authentic look while keeping the action simple and direct. You get refreshed visuals and shooting mechanics […]

Rewithered Mod (26.2, 1.21.1) – Arrows Of Decay
1.21.1

Rewithered Mod (26.2, 1.21.1) – Arrows Of Decay

Rewithered Mod adds Potions of Decay and Arrows of Decay that apply the Wither status effect, expanding brewing and ranged combat options. It also tweaks wither skeleton behavior and spawning to better integrate the decay mechanics, including biome- and structure-based spawn replacements, bow usage, decay arrow attacks, and adjusted drops. Features: Adds Potions of Decay […]

TaCZ Tweaks Mod (1.21.1, 1.20.1) – Define Your Own Gun Combat
1.21.1

TaCZ Tweaks Mod (1.21.1, 1.20.1) – Define Your Own Gun Combat

TaCZ Tweaks Mod extends the Timeless and Classics Zero mod with a collection of optional tweaks and new features. This addon lets you customize many settings through an in-game menu. You can change gun mechanics, sounds, visual effects, and how it works with other mods. Features: Lets you shoot and reload your weapon while sprinting. […]