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Minecraft Java 1.21 Mods

Browse 133 free mods for Minecraft Java 1.21 — popular picks include Fennec: Jukefox, CustomMeteorJS, Wilds Regrown Api.

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Fennec: Jukefox
1.21.1neoforge

Fennec: Jukefox

Music assets for the Fennec modpack

365downloads
CustomMeteorJS
1.21.1neoforge

CustomMeteorJS

Using KubeJS to customize the meteorite of AE2

345downloads
Wilds Regrown Api
1.21.11fabric

Wilds Regrown Api

A common API for all WildsRegrown mods.

339downloads
Sable Encounters
1.21.1neoforge

Sable Encounters

way of making sable sublevels spawn with entities/structures

330downloads
Smart Ore Generation
1.21.7

Smart Ore Generation

A Minecraft data pack library for handling custom ore generation by using a smart system for ore location.

327downloads
WeatherCore
1.21.1neoforge

WeatherCore

Library mod for registering custom weather conditions

305downloads
Pokeballs to the Walls
1.21.1neoforge

Pokeballs to the Walls

Cobblemon addon that ports Gravelmon Poke Balls and adds orange and purple apricorns without the Gravelmon or GEB dependency.

291downloads
RTP random
1.21

RTP random

This is the most lightweight RTP plugin

290downloads
Trillion O Trees
1.21.1neoforge

Trillion O Trees

An overworld mod adding many more tree types and forests... some added structures too

288downloads
Xwarps
1.21

Xwarps

Xwarp is a Minecraft plugin that allows players to set and teleport to custom warp points with countdown timers, movement cancellation, and customizable warp icons for a seamless and immersive teleportation experience.

280downloads
LY's Mapmakers Toolkit
1.21fabric

LY's Mapmakers Toolkit

Mapmaker Toolkit is a client-side Fabric mod for creating, editing, and visualizing command-style areas in real time. It includes a wand selector, local area library, in-world previews, and quick copy/teleport tools.

276downloads
Aetheria: Age of Oblivion
1.21.1neoforge

Aetheria: Age of Oblivion

This is a Dark Fantasy RPG-style compilation with an emphasis on complex combat, exploration of dangerous dungeons, and magic.

262downloads
Regions Unexplored Biome Book Compat
1.21fabric

Regions Unexplored Biome Book Compat

This mod adds the regions unexplored biomes to the biome book mod.

251downloads
Canalize
1.21.1neoforge

Canalize

Canalize breaks the terrain generation framework of the original Minecraft, offloads the core heightmap calculations down to the C++ layer, and bridges them back to the Java game

250downloads
XMyIsland
1.17

XMyIsland

A comprehensive island management plugin that brings robust protection, intuitive GUI management, and economy integration to your Minecraft server.

244downloads
CorruptionCraft
1.21

CorruptionCraft

A plugin that challenges players. Random events can occur. (no Spoilers!)

231downloads
Marvel Metals
1.21.8neoforge

Marvel Metals

Marvel Metals adds powerful, hero-inspired metals and alloys into Minecraft. Discover rare ores deep underground, craft advanced tools and armor based on legendary comic style materials

229downloads
AetherDrop
1.20

AetherDrop

AetherDrop is a powerful and fully customizable airdrop event plugin for Minecraft servers, designed to create exciting, reward-filled events where crates fall from the sky with stunning visual effects and valuable loot.

227downloads
Slime Tweaker
1.21neoforge

Slime Tweaker

Small mod that adds a gamerule and config to change the size of spawned slimes.

227downloads
HardcoreAxol's Mithril Mod
1.21.1fabric

HardcoreAxol's Mithril Mod

this mod add mithril to minecraft

217downloads
ServerGate
1.8.8

ServerGate

ServerGate locks your Minecraft server during maintenance, requiring players to enter a secret key to join. Supports Minecraft 1.8+ with timeout, attempts limit, and admin bypass.

193downloads
Aran's Discord Presence
1.21.11fabric

Aran's Discord Presence

A lightweight, customizable Discord Rich Presence mod for Fabric. Features a built-in settings menu to toggle Server IP, biomes, dimensions, and player heads on your Discord status.

178downloads
EditVillagers Plugin
1.21.5

EditVillagers Plugin

The easiest way to create a Trader in Minecraft!

169downloads
Projection Boundary
1.21

Projection Boundary

Why use a boring invisible wall when you can turn the world border into a glitching, collapsing simulation?

162downloads
Sellmenu
1.20

Sellmenu

Plugin for creating stores for your server Easy to use plugin supports itemadder itemedit itemtag plugins Must have vault

158downloads
CyberWorldReset
1.8

CyberWorldReset

Easily reset a world with a scheduler or a specific time/date and more!

152downloads
how low can you go
1.21.1neoforge

how low can you go

Rewards you for going deeper in the world with increase spawn rate of ore except diamonds

145downloads
Materials Lib
1.21fabric

Materials Lib

Create materials easily

144downloads
LibVilNam
1.21.1fabric

LibVilNam

Cross-mod village name generation compatibility library. „Welcome to [YOUR VILLAGE NAME HERE], village-chief-sama! UwU”

142downloads
Wildborne - Worldgen & Data Tweaks
1.18.2

Wildborne - Worldgen & Data Tweaks

This is a specially designed Modded DATA pack to implement worldgen/tag/data tweaks for the upcoming Wildborne Modpack!

142downloads
Entity Block
1.21.5fabric

Entity Block

Adds the Entity Block to make creating custom structures easier

112downloads
SimplePunishments
1.21

SimplePunishments

Simple punishment plugin for medium sized servers!

106downloads
HeadDropDimensions
1.21

HeadDropDimensions

This a Plugin that Drops heads based on chance pvp or pve and u can disable in each dimension or increase or decrease the chance in each dimension

92downloads
TheFourLeafCollective
1.21.1neoforge

TheFourLeafCollective

A modpack made to specialize in four main archetypes, tech, magic, exploration, and building!

90downloads
ikbLib
1.21.1neoforge

ikbLib

An API for density functions that use the world seed, voronoi/cellular noise, and new fluid behaviors

73downloads
LibraryCube
1.21

LibraryCube

LibraryCube is a Minecraft plugin that generates an infinite, explorable library of unique chambers, each filled with deterministically arranged blocks based on a specific address.

68downloads