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Minecraft Java 1.21 Mods

Browse 99 free mods for Minecraft Java 1.21 — popular picks include NLYB: Looting and Exploration, CyberWorldReset, Limit blocks for players.

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NLYB: Looting and Exploration
1.21.1neoforge

NLYB: Looting and Exploration

Shrink and store entire dungeons, temples, and villager houses then loot them safely from your base. (Never Leave Your Base)

153downloads
CyberWorldReset
1.8

CyberWorldReset

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

152downloads
Limit blocks for players
1.21.1neoforge

Limit blocks for players

Limit itens for players To prevent abusers, such as chunk loaders, entity blocks, etc., which could break the ground, a player can set a limit on the number of blocks a player can place on the ground.

141downloads
Project: Better Server
1.21

Project: Better Server

This Plugin adds a lot better funktions to your server, from /kit system to God armor it gives a lot features.

140downloads
Corex
1.21

Corex

Modern, Paper-exclusive compiled scripting engine

131downloads
DungeonRefresher
1.21

DungeonRefresher

Automatically regenerates loot in chests, barrels and vaults with custom cooldown and vanilla loot table support.

130downloads
Nomadic Realms
1.21.11

Nomadic Realms

Nomadic Realms offers a primitive survival experience. Logs are tough, so use flint; but wood tools are extra weak. Chests, furnaces, and loot must be found with exploration. Death randomizes respawn, but the new Ender Chest is now vital for all valuables.

130downloads
Materia-Reborn
1.21.1neoforge

Materia-Reborn

A progression-focused Minecraft transmutation mod inspired by ProjectE, featuring Essence, upgradeable tables, rituals, storage, and smelting systems.

127downloads
The Pandoras Box
1.21.1fabric

The Pandoras Box

Pandoras Box adds a mysterious block that periodically generates random items from every installed mod. + New dimension

125downloads
Void Beast
1.21.1neoforge

Void Beast

A mod filled with whatever I felt like adding at the moment! With a focus on exploration and collection, I'm sure there's something in the mod for you. If not, yeah that's fair.

121downloads
世界存档优化器(自动异步保存)
1.21

世界存档优化器(自动异步保存)

世界存档优化器,可以自动保存您的服务器世界,采用异步保存。World Archive Optimizer, can automatically save your server world using asynchronous saving. Bukkit 1.21

110downloads
Dungeon Loot Manager
1.21

Dungeon Loot Manager

GUI-based dungeon loot editor for Spigot / Paper / Purpur 1.21.10-1.21.11

107downloads
Advanced Crafting
1.21.8

Advanced Crafting

This datapack allows players to craft items in Survival mode that are normally only available in Creative mode or cannot normally be obtained. Instead of needing to ask a server owner or administrator to give you these items

100downloads
Project Tiger
1.21.8neoforge

Project Tiger

This is a light weight w.i.p mod with new buildings and blocks

98downloads
Blitz Mod
1.21.1neoforge

Blitz Mod

Blitz is an alpha-stage industrial progression mod built around packet-sized electricity.

80downloads
OPLoot
1.21.11fabric

OPLoot

Customize the loot in every structure chest

71downloads
A Little Darkness
1.21.8neoforge

A Little Darkness

This mod aims to increase the difficulty and variety of gameplay by adding content related to darkness in one way or another.

69downloads
MapProtect
1.21

MapProtect

MapProtect is built to work alongside automated map rotation systems, allowing FFA servers to maintain clean, reusable arenas without requiring manual resets.

67downloads
twinkle popo mod
1.21.4neoforge

twinkle popo mod

it adds twinkle popo realistic pikachu and realistic hellokity

63downloads
Villera
1.21.11fabric

Villera

Turn villages into living economy hubs with biome-adaptive banks and markets, secure currency, rentable chunk claims and performance-friendly stacked spawners

57downloads
WardRegion
1.21

WardRegion

Region protection plugin for Minecraft 1.21 with wand-based selection, GUI management, whitelist access, flexible flags, particle previews, and MySQL storage.

56downloads
CustomDrops Pro
1.21

CustomDrops Pro

A plugin that lets you edit the rewards received from monsters. Supports IA IE IT MM and can be easily edited.

34downloads
Lucid Gallery
1.21.1fabric

Lucid Gallery

A sleek in-game screenshot gallery. Browse, preview, and one-click upload your screenshots straight from the pause menu - no more alt-tabbing to your file explorer.

23downloads
The Life Teleporta Modpack (1.21.1, 1.21) – Challenging with Random Teleportation
1.21.1

The Life Teleporta Modpack (1.21.1, 1.21) – Challenging with Random Teleportation

The Life Teleporta Modpack challenges players with its unique exploration and strategy mechanics. Every 5 minutes, you are teleported to a random location, making the base building nearly impossible and requiring creative storage and resource management tactics. This modpack features new structures to explore, new foods, tools, and mechanics, ensuring a fresh and engaging experience. […]

O
1.19.4

OldFashionedLimits

Old fashioned height limits (from pre-1.17 versions)

6.2kdownloads
P
1.21.1neoforge

PKK - Create!

A Create-focused adventure modpack with new dimensions, expanded exploration, improved combat, and advanced storage. It blends mechanical engineering, atmospheric biomes, aircraft travel, and enhanced survival for balanced long-term gameplay.

341downloads
Pragmatic Apparatus Mod (1.21.1) – Automate Resource Mining and Fly in Survival
1.21.1

Pragmatic Apparatus Mod (1.21.1) – Automate Resource Mining and Fly in Survival

Pragmatic Apparatus Mod brings classic utility tech, creative flight items, and automation blocks back to your world. It recreates many popular mechanics from older utility mods from the ground up. You can build powerful quarries to mine resources automatically while exploring brand new dimensions. The mod also adds simple item sorting pipes, huge storage drums, […]