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Minecraft Java 1.21 Mods

Browse 22,257 free mods for Minecraft Java 1.21 — popular picks include DeepslateCutter, WhatBlock, LightAntiCreeper.

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DeepslateCutter
1.2.1

DeepslateCutter

Cut 'raw deepslate' into all 'cobbled deepslate' recipes in the stonecutter.

215downloads
WhatBlock
1.21.8forge

WhatBlock

Lightweight client-side HUD that shows the block you’re looking at: icon + localized name + registry ID. Auto-hides when you aren’t looking at a block.

215downloads
LightAntiCreeper
1.13

LightAntiCreeper

lightweight plugin prevent creeper destroy and damage 轻量苦力怕烟花插件

215downloads
demkit
1.21

demkit

Plugin for convenient starter kits

215downloads
QAPlugin
1.19.4

QAPlugin

Add question and answer game to your server.

215downloads
Nocturnal PVP
1.21

Nocturnal PVP

"Fight at night, truce by day!" This datapack automatically enables PVP only during nighttime, creating intense nocturnal combat scenarios, then disables PVP at dawn to let players regroup. Perfect for survival servers seeking risk-reward gameplay!

215downloads
Instant Win Button
1.21.9

Instant Win Button

Adds an instakill melee weapon... or so you thought.

215downloads
MakeMegasGreatAgain
1.21.1

MakeMegasGreatAgain

Buff weak Mega Evolutions

215downloads
Chemical Combat
1.21.8neoforge

Chemical Combat

Chemical Combat adds new potions designed to work better in combat than vanilla potions.

215downloads
Beehaviour
1.21.11

Beehaviour

Quality of life and crafting completeness Minecraft recipes

215downloads
Bats Reconfig
1.21.5fabric

Bats Reconfig

A fabric server-side mod that reconfigures bat spawns

215downloads
GuppyCosmetics
1.21.4

GuppyCosmetics

GuppyCosmetics is a Minecraft plugin for Paper/Spigot servers that adds customizable visual accessories including hats, backblings, and balloons with special effects like camera overlays and physics-based balloon animations.

215downloads
Jackie's Economy Mod
1.21.1neoforge

Jackie's Economy Mod

A Mod Adding Economy Supporting Items and Blocks! Always gonna have the future of economy!

215downloads
Travelled Paths
1.21.4

Travelled Paths

Naturally generates pathways in commonly travelled routes!

215downloads
Elytra Vaults
1.21.3

Elytra Vaults

End Citys now have Vaults

215downloads
Craft More Stones!
1.21.2

Craft More Stones!

Adds crafting recipes for the uncraftable stone types

215downloads
Hatched
1.21

Hatched

Eggs laid by chickens will have a chance to hatch

215downloads
Guaranteed Heavy Core
1.21.11

Guaranteed Heavy Core

This datapack changes the Ominous Vault loot table. Every opened Ominous Vault will now guarantee a Heavy Core drop with a 100% chance.

214downloads
Everything Refined II
1.21.11fabric

Everything Refined II

Take the game to the next level with stunning visuals, new gameplay mechanics, and a plethora of structures and biomes to explore!

214downloads
Custom Tags
1.21

Custom Tags

CustomTags lets players create their own colored tag with /ct <tag> <color>, shown in chat and in the tab list. It supports named and hex colors, instant updates, and configurable formatting.

214downloads
Wither Skeleton Skull Fragments
1.21.10fabric

Wither Skeleton Skull Fragments

Adds Wither Skeleton Skull Fragments as a drop instead of a small chance for a full skull

214downloads
Gear On Death
1.21.11fabric

Gear On Death

Keeps your equipped gear visible during the death animation.

214downloads
KoHs Bedrock Essentials pvp
1.21.10

KoHs Bedrock Essentials pvp

Bedrock-only optimization for Paper crossplay servers.

214downloads
Wordstones
1.21fabric

Wordstones

A nerdy take on fast travel

214downloads
Lighting Plugin
1.21

Lighting Plugin

A Minecraft plugin that allows you to hit a player with a lightning bolt using a command.

214downloads
Pick Up
1.17

Pick Up

A custom pickup plugin compatible with both Paper and Folia server cores.

214downloads
DynamicKeepInv
1.20.4

DynamicKeepInv

Dynamically controls keepInventory based on day/night cycle, protection plugins, and death causes.

214downloads
TitanLogin
1.13

TitanLogin

This version includes platform update

214downloads
How Long?
1.21.9

How Long?

See your total playtime by holding a clock

214downloads
Fancy Chest
1.21fabric

Fancy Chest

TianxunUP的幻想mod TianxunUP's fancy mod

214downloads
Dreamlight Fishing
1.21.11fabric

Dreamlight Fishing

Transform Minecraft fishing into a skill-based arcade minigame! Find rare water ripples, time your hooks perfectly, and watch your catch fly through the air.

213downloads
Garfeldi [Cobblemon]
1.21.1fabric

Garfeldi [Cobblemon]

Back in 2024, I made an April Fools' addon for Cobblemon just called "Garfeldi", ironically posted to the Cobblemon server on April 2nd. I found the files, like, 10 minutes ago, made minimal changes, and decided to post it to Modrinth.

213downloads
Folia Shop
1.21

Folia Shop

A modern, high-performance shop plugin built for Folia, and modern Minecraft servers. FoliaShop combines a powerful GUI shop, Worthify-style selling system, Auction House, Custom Items Support, advanced item matching, in-game edito

213downloads
Worn Trails
1.21.11fabric

Worn Trails

Worn Trails gradually creates paths where players walk often.

213downloads
Bouncier Slime
1.21.5fabric

Bouncier Slime

Makes projectiles bounce on slime blocks instead of just landing

213downloads
The Fixed Script
1.21.1neoforge

The Fixed Script

Here I amn't.

213downloads