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Minecraft Java 1.21 Mods

Browse 273 free mods for Minecraft Java 1.21 — popular picks include GraveBox, Condensed ink (Iron's Spells), Guess The Block Minigame.

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GraveBox
1.17

GraveBox

A plugin that creates a death chest upon death.

4.2kdownloads
Condensed ink (Iron's Spells)
1.21.1neoforge

Condensed ink (Iron's Spells)

Condense the inks from Iron's Spells to save space and keep your chests organized

4.0kdownloads
Guess The Block Minigame
1.13

Guess The Block Minigame

Tired of building a minigame all by yourself? Bored of playing minecraft too? A new minigame now awaits you!

3.8kdownloads
Coblemon:Expierence Boost
1.21.1fabric

Coblemon:Expierence Boost

ExperienceBoost — Global XP & Shiny Boosts for Server Events with OP-Controlled Items! ExperienceBoost lets server admins easily trigger temporary global XP multipliers across the entire server—perfect for events, celebrations, or special gameplay moments

3.8kdownloads
Magic Sorting System reworked
1.21.9

Magic Sorting System reworked

Want a good and efficient sorting system but don't have the time to build an complicated redstone sorting system? Then this datapack might be for you.

3.7kdownloads
Waystones Plus
1.21.1neoforge

Waystones Plus

This project reworks Waystones UI to make it more user friendly

3.6kdownloads
Dong Dong's random creation
1.21.1neoforge

Dong Dong's random creation

magic and energy,new ore,new dimension,new tool and weapon type.

3.3kdownloads
Hat Club
1.21.6fabric

Hat Club

Purely server-side or singleplayer. Dyeable, enchantable, repairable, protective hats with fun acquiring mechanics.

3.0kdownloads
Mechanical equation GUI Add-on for Sophisticated Backpack mod
1.18.2

Mechanical equation GUI Add-on for Sophisticated Backpack mod

This is an add-on for Mechanical Equation GUI pack,It made unique textures for most of the GUI images of Sophisticated Backpack mod.

2.9kdownloads
Geode Mania
1.21.1neoforge

Geode Mania

Adds 2 new dimensions, new combat mechanics, 4 new ore types, and a heavy emphasis on Copper and Amethyst!

2.9kdownloads
Replicated Integration
1.21.1neoforge

Replicated Integration

Replicated Integration is a compatibility addon designed to expand Replicated material calculations to recipes from other industrial, magical, and storage-related mods.

2.7kdownloads
Slimefun United
1.19

Slimefun United

A modern and organised continuation of Slimefun’s legacy. Slimefun United transforms your server into a modpack-like experience with backpacks, jetpacks, reactors, electricity, automation and countless new systems.

2.7kdownloads
Xhomes
1.18

Xhomes

Xhomes is a Minecraft plugin that lets players set and manage homes with an intuitive GUI. It includes teleportation countdowns and movement cancellation. Players can now teleport directly to a home using `/home <homename>` or browse their homes in a s

2.7kdownloads
Reforgery
1.21.11

Reforgery

An experimental datapack that adds weapons of mass destruction such as orbital strikes, black holes, the death note and more...

2.6kdownloads
Magician's Hat
1.21fabric

Magician's Hat

A new item used to magically store and expel items as well as become a fashion piece

2.6kdownloads
XP Vial
1.21.4fabric

XP Vial

Magical glass bottles that allow you to safely store and retrieve your experience points.

2.5kdownloads
Infinite Inventory
1.21.8neoforge

Infinite Inventory

A Minecraft mod that adds a magical sack with truly infinite storage capacity.

2.4kdownloads
Wisp & Willow
1.21neoforge

Wisp & Willow

A magic mod, inspired by occultism, botania, and thaumcraft.

2.4kdownloads
Advanced Cauldron
1.21.1fabric

Advanced Cauldron

Advanced Cauldron enhances cauldrons with potion storage, brewing over campfires, dyed water with color mixing (Bedrock parity), and tipped arrows.

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
Cave Born
1.21.11fabric

Cave Born

Adds new ores, materials and powerful gear. Mine Bronze in the End, find rare Titanium in the Overworld, and craft Netherite Titanium equipment — the strongest in the game!

2.2kdownloads
CatchBall
1.16

CatchBall

A plugin that make entity to be catchable

2.2kdownloads
OpenJavascript
1.18

OpenJavascript

Create custom menus, commands, plugins, systems, basically anything with scripts in Javascript! With multithreading and Folia support! Everything is fully documented in the documentation!

2.1kdownloads
Magic Storage  [1.21.1]
1.20spigot

Magic Storage [1.21.1]

✨ Using Magic Storages is a new way to store items in Minecraft. ✨

2.0kdownloads
Magnets by Juix
1.21.5

Magnets by Juix

Datapack adding magnets that attract items around you

1.8kdownloads
Draventh Ores
1.21.8fabric

Draventh Ores

⚒ Advanced Tier Ores & Equipment This mod expands Minecraft’s survival progression by introducing 15 new late-game materials, each with full armor and tool sets. The goal of this mod is simple: Extend progression beyond Diamond and Netherite with a struc

1.8kdownloads
NoNether Plugin
1.18

NoNether Plugin

Prevent players from entering the Nether.

1.7kdownloads
More Villages Datapack
1.21

More Villages Datapack

Adds more villages to the game.

1.6kdownloads
Chest Spawn
1.18

Chest Spawn

ChestSpawnPlugin is a flexible and fully customizable plugin for Paper Spigot Bukkit Purpur servers that automatically spawns random loot chests at configurable intervals and locations.

1.5kdownloads
Gooners Go Beyond
1.20.1forge

Gooners Go Beyond

A modpack made for multiplayer or single player with more dimensions, weapons (guns, tanks, plane turrets, new swords and spells), many more ores and mobs, also more technical aspects such as chemistry, better storage, planes and helicopters.

1.5kdownloads
Magic Bundle
1.21.5fabric

Magic Bundle

A variant of bundles found in rare structures that grants or robs the user of much more that they asked for...

1.5kdownloads
Mnemonics
1.21.1fabric

Mnemonics

Simple and Ergonomic XP storage

1.4kdownloads
Nimbu's: Pocket Dimensions
1.21.1fabric

Nimbu's: Pocket Dimensions

A mod that adds simple, customizable pocket dimensions that can be accessed from anywhere.

1.4kdownloads
The Mad Hatter
1.21.1neoforge

The Mad Hatter

Submission for Neoforge 1.21.1. Adds a magical hat that can store near-endless items and retrieve them.

1.4kdownloads
Strixun: Trials of the Wild
1.21.11fabric

Strixun: Trials of the Wild

Hardcore survival modpack with ~300 exploration, magic, combat, and world‑overhaul mods. Includes Rituals for totem magic, buffs, farming, and defenses, plus Compressy for massive block storage. Optional no‑regen/no‑raids for true hardcore players.

1.4kdownloads
Bloodline Smp
1.20

Bloodline Smp

Bloodline SMP Client Mod adds the custom Bloodline HUD, ability icons, cooldown overlays, and rebindable keybinds used by the Bloodline SMP server. It also syncs bloodline state and powers the client-side visuals required for the full gameplay experience.

1.4kdownloads