HomeJava1.21

Minecraft Java 1.21 Mods

Browse 283 free mods for Minecraft Java 1.21 — popular picks include javaTNT, WardRegion, WXJK's Simple Pocket Dimensions.

Updated daily

FiltersExploration×Robots×Tech×Clear all
Sort283 mods
javaTNT
1.21

javaTNT

javaTNT – Realistic TNT explosions with craters, just like vanilla Java, optimized for Paper servers.

58downloads
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.

57downloads
WXJK's Simple Pocket Dimensions
1.21.6

WXJK's Simple Pocket Dimensions

This project adds 3 tiers of pocket dimensions that you can craft and enter. each player will have their own if they craft it.

55downloads
Helldivers | For Super Earth
1.21.1neoforge

Helldivers | For Super Earth

A mod adding content from the game Helldivers.

53downloads
HollowScanner
1.21.4

HollowScanner

HollowScanner is a Minecraft 1.21.4 Bukkit plugin that adds a handheld scanner item to help players detect nearby caves and dungeons underground by providing vibration feedback via sounds and particles.

53downloads
Damage = new dimension
1.21.11fabric

Damage = new dimension

Makes it so that every time you take damage your dimension randomly changes (End, Overworld, Nether)

48downloads
ElraRTP
1.20

ElraRTP

Community-maintained fork of the RTP plugin with support for Minecraft 1.21+

48downloads
Big Globe - Immersive Engeneering
1.21.1

Big Globe - Immersive Engeneering

Datapack adding Immersive Engeneering ores

43downloads
CobbleAstra
1.21.1

CobbleAstra

Cobble Astra is a compatibility datapack for Cobblemon and Ad Astra, designed to make Pokémon adventures work naturally across the planets. It adds themed Pokémon spawns to Ad Astra planets and many other features.

42downloads
Compat Recipe Master
1.21.1neoforge

Compat Recipe Master

My custom alternative compat recipe bundles. Icon is inspired from Satisfactory.

42downloads
Create: Railbound & Skies
1.21.1neoforge

Create: Railbound & Skies

A Create modpack about trains, automation, aviation, exploration and building complex mechanical systems.

40downloads
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.

35downloads
Ghost RTP
1.21

Ghost RTP

A lightweight RTP plugin which allows the user to teleport to a random location in all 3 dimensions.

23downloads
Relocation
1.21

Relocation

A simple building relocation plugin

19downloads
FrontierX
1.21.3

FrontierX

Expand the world border by completing advancements. Start in a tiny world and unlock more land as your players progress.

8downloads
Create Pillager Arise Mod (1.21.1, 1.20.1) – Automated Pillager Bases
1.21.1fabric

Create Pillager Arise Mod (1.21.1, 1.20.1) – Automated Pillager Bases

Create Pillager Arise Mod introduces new mechanized pillager fortresses and engineered outposts into world generation. These structures combine standard pillager encounters with mechanical contraptions inspired by Create, including automated defenses and trap systems. Features: Adds mechanized pillager fortresses to world generation Adds engineered pillager outposts with mechanical themes Includes automated defenses within structures Features mechanical […]

Create: Easy Structures Mod (1.21.1, 1.20.1) – Adds Unique Create Builds
1.21.1forge

Create: Easy Structures Mod (1.21.1, 1.20.1) – Adds Unique Create Builds

Create: Easy Structures Mod introduces new structures that integrate with the Create mod. These structures generate naturally in the world and include functional Create mod components. Exploration becomes more rewarding with unique builds that showcase mechanical contraptions and automation possibilities. These structures provide inspiration and ready-to-use setups for engineering projects. Features: Adds unique builds featuring […]

Etherology Mod (1.21.1, 1.21) – Thaumcraft Comeback
1.21.1fabric

Etherology Mod (1.21.1, 1.21) – Thaumcraft Comeback

Etherology Mod is a lore-rich mod that combines immersive exploration with intricate mechanics, designed to expand your Minecraft through alchemy, technology, and new biomes. Features: Discover ancient knowledge and uncover the mysteries of the Ether. Master alchemical crafting, reality-distorting staves, and unique technologies. Explore the enchanting Golden Forest with its stunning yellow-leaved trees. Journey underground […]

Create: Let The Adventure Begin Mod (1.21.1, 1.20.1) – Unique Structures
1.21.1fabric

Create: Let The Adventure Begin Mod (1.21.1, 1.20.1) – Unique Structures

Create: Let The Adventure Begin Mod introduces naturally generated structures incorporating Create's functionalities. It enhances world exploration by providing rewarding discoveries related to the Create mechanics. It also serves as an initial guide for utilizing Create mod features through the implementation of various structures. Features: The generation of unique structures that utilize Create mod components. […]

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.

356downloads
E
1.21.4neoforge

Electricity+Automation

This mod is about Electricity and Automation, it's mainly trying to make a fun long experience for the game!

77downloads
M
1.8

MeteorShowers

Survival-friendly random meteor shower events with warnings, craters, and loot

68downloads
S
1.8

SleepVoter

Skip the night together, server-wide vote — no more one player forcing the sunrise,

43downloads
Robot - MechaFront
1.21.1neoforge

Robot - MechaFront

This Mod Adds A Good Varity Of Robots Which Helps You In Combat. And Also A Very Good RPG System

1.7kdownloads
Create - World in Motion
1.21.11fabric

Create - World in Motion

A Create-focused modpack for Minecraft 1.21.11, centered on mechanical automation, moving contraptions, and creative factory building in survival.

1.6kdownloads
[SNG] Dread Mechanica
1.21.1neoforge

[SNG] Dread Mechanica

Dark industry meets survival. Build vast Create factories, master tech power, fly planes & trains, cook & farm, and face horror-filled dungeons. Adventure, automation, and performance in one epic pack.

1.4kdownloads
Create Above & Beyond Horizons
1.21.1neoforge

Create Above & Beyond Horizons

Create: Above & Beyond Horizons is a Create-focused aeronautics modpack built around automation, engineering, aviation, and large-scale industrial progression. Build factories, master flight, and expand your mechanical empire beyond the clouds.

1.2kdownloads
Cooking Create Modpack
1.21.1neoforge

Cooking Create Modpack

A perfect blend of culinary artistry and mechanical engineering for Minecraft players who want more than vanilla survival.

927downloads
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, […]

Create Sky Village Mod (1.21.1, 1.20.1) – Loot Mechanical Towns Floating Above
1.21.1

Create Sky Village Mod (1.21.1, 1.20.1) – Loot Mechanical Towns Floating Above

Create Sky Village Mod adds floating sky settlements packed with loot for Create. This mod spawns airborne villages high above the clouds, featuring buildings constructed from machinery and decorative materials. Players can travel up to settlements like Highwind Village to explore new structures and collect mechanical components. Features: Spawns floating island settlements high above the […]

FTB Skies 2 Modpack (1.21.1) – Player-Driven Skyblock Progression
1.21.1

FTB Skies 2 Modpack (1.21.1) – Player-Driven Skyblock Progression

FTB Skies 2 Modpack is a progression-driven skyblock modpack built for Minecraft, focused on rewarding gameplay, custom mechanics, and player choice. Players begin on floating islands in the sky and progress through carefully designed systems that blend technology, magic, automation, and exploration. Instead of a single forced progression path, the pack allows players to choose […]