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Minecraft Java 1.21 Mods

Browse 12,320 free mods for Minecraft Java 1.21 — popular picks include Dynamic Name Tags, Jaiz Mod, Effective Invisibility.

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Dynamic Name Tags
1.21fabric

Dynamic Name Tags

Special names to mobs with name tag Easter eggs (jeb_, Dinnerbone etc.)

11kdownloads
Jaiz Mod
1.21.5fabric

Jaiz Mod

A collection of Vanilla+ Additions made by Jaiz

11kdownloads
Effective Invisibility
1.21fabric

Effective Invisibility

The invisibility status effect turns mobs detection range to 0 no matter the conditions.

11kdownloads
Peaceful Mobs Unless Povoked
1.21.1neoforge

Peaceful Mobs Unless Povoked

Hostile mobs ignore players unless attacked — make survival calmer without removing danger.

11kdownloads
Azukaar's Fair Difficulty Overhaul
1.20.1forge

Azukaar's Fair Difficulty Overhaul

Per player difficulty, new expert+ difficulty, interesting mobs and mechanics

11kdownloads
Shh. (The Sleep Demon)
1.19.2forge

Shh. (The Sleep Demon)

Upon the turning of the evening hour, when mortal souls surrender themselves to rest, there lurks a shadow...

11kdownloads
Hollow
1.21.4fabric

Hollow

A mod about hollow logs and hollow promises

11kdownloads
Cobblemon - Spawn Controller
1.21.1fabric

Cobblemon - Spawn Controller

Control what spawns on your server without having to change your datapacks around!

11kdownloads
One Hit
1.17.1fabric

One Hit

Allows creative players to kill mobs with one hit.

11kdownloads
Clay Soldier Remake
1.21.1neoforge

Clay Soldier Remake

Clay Soldiers Remake is a data driven remake of the classic Clay Soldiers mod.

11kdownloads
Faunus
1.21.1fabric

Faunus

Adds a large variety of new exotic animals to Minecraft!

11kdownloads
Verdance
1.21.1neoforge

Verdance

An Overworld expansion that adds new biomes, blocks and quality of life.

11kdownloads
Happy Ghast
1.21.1neoforge

Happy Ghast

A simple [backport] mod recreating the happy ghast showcased for the 2025 summer drop during minecraft live

11kdownloads
Armor Tweaks
1.21.5fabric

Armor Tweaks

Makes armor protection & toughness super configurable.

11kdownloads
Symbolic Subtitles
1.21.11

Symbolic Subtitles

Adds little Icons to Subtitles for Block, Mob and Interaction Sounds.

11kdownloads
Raycasted Anti-ESP
1.21.4

Raycasted Anti-ESP

AntiESP; culls hidden entities, players and tile entities. Blocks Pie-Ray and Freecam. Formerly known as Raycasted Entity Occlusions/REO.

11kdownloads
CreatureCorner
1.21.1neoforge

CreatureCorner

Freaks and Fauna brought to minecraft!

11kdownloads
AxMinions
1.20

AxMinions

The Ultimate Minions plugin with great customization and performance!

11kdownloads
Spiders Shoot Webs
1.20.1forge

Spiders Shoot Webs

Spiders shoot webs to trap their target

11kdownloads
Create Aeronautics Discovery
1.21.1neoforge

Create Aeronautics Discovery

An extension for the Minecraft Create Aeronautics to add generated structures to the world.

11kdownloads
Rats Unofficial (Fixed)
1.21.1neoforge

Rats Unofficial (Fixed)

A Port/Fix of Rats Mod by AlexModGuy

10kdownloads
lily's revamped mobs V2
1.21

lily's revamped mobs V2

In this pack I (lily) made remodels of all the mobs i found needed a little touch up!

10kdownloads
Advanced Golems
1.21.1neoforge

Advanced Golems

Spawn small golems that help defend your base

10kdownloads
The Block of Angel
1.21.11neoforge

The Block of Angel

An exploration-focused mod that rewards curiosity and reduces repetitive grind — while keeping the core survival balance intact. Perfect for players who want each discovery to matter. Start with almost nothing — earn every shortcut.

10kdownloads
Pepsi's Chaos Core
1.21.8fabric

Pepsi's Chaos Core

Amplify your world with enhanced dynamic difficulty. Up for the challenge?

10kdownloads
Origins Furries for NeoOrigins
1.21.1neoforge

Origins Furries for NeoOrigins

Adds 10 Animal Origins to NeoOrigins

10kdownloads
Ride My Mon [Cobblemon]
1.21

Ride My Mon [Cobblemon]

Adds more Pokemon to be rideable in Cobblemon 1.7

10kdownloads
More better bats plus
1.20.1forge

More better bats plus

This implementation adds new bats to minecraft

10kdownloads
Knarfy's Ruined Sulfur
1.21.8fabric

Knarfy's Ruined Sulfur

Ruining the features from the first Minecraft Live of 2026

10kdownloads
Project Eevolve
1.21.1fabric

Project Eevolve

A faithful Eevee expansion for Cobblemon

10kdownloads
Epic Fight Progressive Difficulty
1.21.1neoforge

Epic Fight Progressive Difficulty

Scales Epic Fight attributes for mobs to match player's progression.

10kdownloads
Cowboy-western
1.21.8neoforge

Cowboy-western

A minecraft mod to take you back to the time of cowboys and westerns

10kdownloads
The Conjunction of the  Spheres - A Witcher World
1.21.1neoforge

The Conjunction of the Spheres - A Witcher World

New monsters, armors, weapons, potions and challenges from the Witcher Universe, beware, The Conjunction of the Spheres!

10kdownloads
AVP: Alien
1.21.1neoforge

AVP: Alien

A module for the AVP universe that adds alien content.

10kdownloads
Adventurer's Beyond
1.21.1fabric

Adventurer's Beyond

Explore lost structures. fight dangerous bosses, and journey to the beyond in this epic mod.

10kdownloads
Better, Faster Happy Ghasts
1.21.6

Better, Faster Happy Ghasts

Configurable speeds for the Happy Ghast, perfect for survival servers!

10kdownloads