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Minecraft Java 1.21 Mods

Browse 2,241 free mods for Minecraft Java 1.21 — popular picks include Avaritia: Nirvana, PySpigot, oSzoukaua's: Real Height.

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Avaritia: Nirvana
1.21.1neoforge

Avaritia: Nirvana

Avaritia: Nirvana is a Minecraft mod built around the concept of "infinity." Inspired by Avaritia, it offers ultimate-tier equipment, tools, and materials that transcend the limits of vanilla gameplay.

2.4kdownloads
PySpigot
1.16

PySpigot

A Python scripting engine (plugin) for Minecraft servers running Bukkit or one of its forks (Spigot, Paper, etc.).

2.4kdownloads
oSzoukaua's: Real Height
1.21.11

oSzoukaua's: Real Height

A Datapack/mod that provides a simple chat-based UI to adjust your player height! both in Centimetres and Feet/Inches!

2.4kdownloads
Kxffies TP
rd-132211fabric

Kxffies TP

A No-Cheat Enabled Teleport Mod (made to work with Xaero's Minimap)

2.4kdownloads
Chain Reaction Creepers
1.21.1fabric

Chain Reaction Creepers

This mod makes creepers explode when they take damage from another explosion.

2.4kdownloads
TNT Tweaks
1.21.7fabric

TNT Tweaks

Changes to TNT behavior like knockback, fuse time, and block breaking

2.4kdownloads
Better Villager Trading
1.21.1fabric

Better Villager Trading

A client-side mod for better villager trading

2.4kdownloads
Universal Totem
1.20.2

Universal Totem

This turns everything into a Totem Of Undying, everything you hold will save you like a totem of undying.

2.4kdownloads
Cursed Table Revamped
1.21.6fabric

Cursed Table Revamped

Allows curses to appear randomly in the enchanting table. Game rules can be used to further customize availability, including removing curses from the table, or adding treasure enchants such as mending.

2.4kdownloads
Backrooms Through The Walls
1.21.1fabric

Backrooms Through The Walls

Adds level 0, level 1, and the bacteria entity.

2.4kdownloads
Dirt Conduit
1.14.4fabric

Dirt Conduit

Removes the Prismarine Block restriction from conduits

2.4kdownloads
MaceBu
1.21fabric

MaceBu

A fun, PvP-focused mace combat enhancement inspired by YouTuber Wambuu, featuring custom sounds and target highlighting.

2.3kdownloads
Player Hitbox Fix
1.21.11fabric

Player Hitbox Fix

Fixes player hitbox collision issues allowing cobwebs, rails, and minecarts to be placed through players without misclicks or placement blocking

2.3kdownloads
Minecraft But a Mob Spawns Every 10 Seconds
1.21.9

Minecraft But a Mob Spawns Every 10 Seconds

Minecraft, but a random mob will spawn on top of you every 10 seconds, good luck.

2.3kdownloads
Grid World Generator
1.21.7fabric

Grid World Generator

Exactly 89.67% of the world is gone! Take this challenge and try thriving in a world where terrain is sparse, resources are scattered, and every block counts. Can you survive in the void between the grid?

2.3kdownloads
HaramCraft
1.12

HaramCraft

This is a very small mod that lets players learn about the significance of halal food in Islam!

2.3kdownloads
FNAF Dreams and Nightmares (Work Game)
1.21.4

FNAF Dreams and Nightmares (Work Game)

Mod will recreate the creepy atmosphere of FNaF 4

2.3kdownloads
One Billion Things
1.21.1fabric

One Billion Things

All your suggestions, in one mod. More of a showcase than anything.

2.3kdownloads
Firework++ - Longer Craftable Durations!
1.21

Firework++ - Longer Craftable Durations!

Additional firework booster crafting recipes for elytra! Longer flight times with more gunpowder!

2.2kdownloads
Hold Your Breath
1.21fabric

Hold Your Breath

When you go underwater in-game, you need to hold your breath in real life.

2.2kdownloads
Finetunned Weaponry
1.21.1neoforge

Finetunned Weaponry

This mod offers ALOT of new Items with unique effects

2.2kdownloads
Craftable/uncraftable cowbwebs
1.21

Craftable/uncraftable cowbwebs

Allows you to craft cowbwebs into strings, and craft strings into cowbwebs.

2.2kdownloads
TNT Every 15 Seconds
1.21.9

TNT Every 15 Seconds

Can you beat Minecraft while TNT spawns on you every 15 seconds? A fun way to challenge yourself!

2.2kdownloads
Customizable Dragon AI
1.20.3

Customizable Dragon AI

Useful Datapack to customize the Ender Dragon's AI

2.2kdownloads
Slow Your Roll
1.21.4fabric

Slow Your Roll

A mod about slowing down game progression

2.2kdownloads
Karma Shader Nightmare
1.18.2

Karma Shader Nightmare

A cinematic horror Minecraft shader pack that turns the dark into a living threat. Features dynamic fear mechanics, hallucination warping, drifting fog banks, a blood moon, desaturated colors, and its terrifying inverted sea ceiling.

2.2kdownloads
Vertical Lunge
1.21.11fabric

Vertical Lunge

Allows the lunge enchantment to launch you vertically

2.2kdownloads
Dinnerbone Gravity [Dinnerbone Floats]
1.21.9

Dinnerbone Gravity [Dinnerbone Floats]

The mobs named "Dinnerbone" fall upwards because they're upside down.

2.2kdownloads
Backrooms: The Complex
1.21.1neoforge

Backrooms: The Complex

A survival friendly, lore accurate backrooms mod with high quality visuals.

2.2kdownloads
SKT's Improved Piglin
1.16

SKT's Improved Piglin

Improve piglin & piglin brute loot table when bartering or killed by player

2.2kdownloads
Create: Enhanced Totem Productions
1.16fabric

Create: Enhanced Totem Productions

Renewable totems of undying, so you can cheat death with confidence!

2.2kdownloads
Not A Toy
1.21.8fabric

Not A Toy

Adds things that are DEFINITELY not toys. Created for Modfest Toybox

2.2kdownloads
BlockShips
1.21

BlockShips

build ships or airships out of blocks and sail or fly them smoothly - without client side mods or resource packs! Uses display entities to allow non-grid-aligned blocks

2.2kdownloads
Tools of Steel
1.21.1fabric

Tools of Steel

Not just another steel mod, give equipment progression more depth!

2.1kdownloads
Glow Sheep
1.21.1neoforge

Glow Sheep

Adds Glow Sheep.

2.1kdownloads
minecraft-gpt-god-plugin
1.2.1

minecraft-gpt-god-plugin

This is the Minecraft GPT god plugin as seen on the BigYous Youtube Channel

2.1kdownloads