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Minecraft Java 1.21 Mods

Browse 189 free mods for Minecraft Java 1.21 — popular picks include Wither Away, KingCraft [FORGE], The Fallen World.

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1.21.1neoforge

Wither Away

Provides configuration options to mute Wither-related sounds (global spawn, explosions, ambient) and toggle visual effects like the boss bar and screen darkening.

54downloads
KingCraft [FORGE]
1.21.1neoforge

KingCraft [FORGE]

Travel to a different planet? Fight new bosses? Discover new game mechanics? Welcome here.

17kdownloads
The Fallen World
1.21.1neoforge

The Fallen World

This mod adds things like dimensions, blocks, items, mechanics, bosses, mobs, structures and much more!

6.5kdownloads
Aethelgard Odyssey
1.21.1fabric

Aethelgard Odyssey

Aethegard Odyssey is a medieval Minecraft modpack blending RPG mechanics with immersive exploration. It features custom dungeons, class-based progression. Expect challenging survival, magic, and epic boss fights.

1.1kdownloads
Ironbound Combat Tactics Mod (1.21.11, 1.21.1) – Master RPG Classes
1.21.11

Ironbound Combat Tactics Mod (1.21.11, 1.21.1) – Master RPG Classes

Ironbound Combat Tactics Mod brings class progression, special talents, and fresh combat mechanics into your game. You can battle bosses that respawn after defeat, collect legendary gear, and build your character with active and passive abilities. Enemies grow stronger as you advance, dropping better loot along the way. The mod also reworks enchanting rules and […]

Cataclysm Ignis Soulfires Mod (1.21.1) – Defeat Bosses with Soul-Infused Combat
1.21.1

Cataclysm Ignis Soulfires Mod (1.21.1) – Defeat Bosses with Soul-Infused Combat

Cataclysm Ignis Soulfires Mod extends the Cataclysm mod with powerful new soul-infused items. It adds a brand-new material called Souled Ignitium, which you can use to upgrade your weapons, tools, and armor. This addon changes how you fight by giving your gear special abilities and fresh mechanics. You also get new items like throwable tools […]

Zombie Improvements Mod (26.2, 1.21.1) – Upgrades Zombie Leader Mechanics
1.21.1

Zombie Improvements Mod (26.2, 1.21.1) – Upgrades Zombie Leader Mechanics

Zombie Improvements Mod changes how zombie leaders and their helpers work in the game. It adds new visual clues and sounds so you can easily spot the boss zombie in a group. It also fixes a few bugs with how zombies call for backup during a fight. Features: Clear Leader Zombies: The mod adds a […]

Ash Of Sin Mod (1.21.1, 1.20.1) – Soul Like Boss Battle
1.21.1

Ash Of Sin Mod (1.21.1, 1.20.1) – Soul Like Boss Battle

Ash Of Sin Mod introduces challenging, soul-like boss fights by adding unique mechanics to enhance the difficulty and intensity of these encounters. Features: Removes all buffs and debuffs from bosses after player defeat. Bosses fully regenerate health when no players are nearby. Prevents Iron Golems from interfering with boss fights. Screenshots: Ash Of Sin Mod […]

Dwarven Automatons Mod (1.21.11, 1.20.1) – Battle Steam-Powered Bosses
1.21.11

Dwarven Automatons Mod (1.21.11, 1.20.1) – Battle Steam-Powered Bosses

Dwarven Automatons Mod brings an ancient mechanical civilization back to life in your world. It fills deep underground caves and floating void islands with hostile machines powered by steam and gears. You get to explore massive industrial ruins, fight smart robots, and collect rare metal to craft new weapons. Features: Shared Loot System: Every player […]