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Minecraft Java 1.21 Mods

Browse 27 free mods for Minecraft Java 1.21 — popular picks include Simple Dive Gear, SBW Advanced Warfare (Working on another model update)), Ocean’s Rise.

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Simple Dive Gear
1.21.3neoforge

Simple Dive Gear

A simple mod to add diving gear for water and lava. Works like Subnautica's oxygen tank (timer goes down underwater, fills back up above water).

457kdownloads
SBW Advanced Warfare (Working on another model update))
1.21.1neoforge

SBW Advanced Warfare (Working on another model update))

Adds a lot of very well made vehicles from air to ground to sea

2.5kdownloads
Ocean’s Rise
1.21fabric

Ocean’s Rise

Welcome to Oceans Rise, the ultimate Minecraft mod pack that transforms the vast and often overlooked seas into an exciting and immersive adventure! This carefully crafted collection of mods breathes new life into the aquatic world.

1.6kdownloads
Lost Island
1.21.1neoforge

Lost Island

Lost Island is a Minecraft mod that places you on a tiny island in an endless ocean. Survive with scarce resources while floating barrels bring supplies to your shore. Early release — bugs may occur.

1.2kdownloads
DivingPack
1.21.8fabric

DivingPack

With this Mod you will have a better experience while diving underwater than in the vanilla version of minecraft. This modpack adds new item such as diving fins and an oxygen tank to the game.

503downloads
Precariously Pirouetting Pickles
1.21.6

Precariously Pirouetting Pickles

Adds rotations to sea pickles!

450downloads
Shark Tank Server Pack
1.21.1neoforge

Shark Tank Server Pack

A create based modpack for shark tank server

232downloads
CardBoard SharkMI Fork
1.21.11fabric

CardBoard SharkMI Fork

Run Bukkit/Spigot/Paper plugins on Fabric servers - SharkMI fork with enhanced mixin compatibility

220downloads
CarrotSkin
1.21neoforge

CarrotSkin

In-game HUD with fancy carrots, custom exhaustion bar and relocated underwater bubbles to display above hp.

65downloads
Splinecart Aquatic
1.21.3fabric

Splinecart Aquatic

This is a small mixin designed to be used with the Splinecart mod. It makes Splinecart track ties able to be placed in water, that way you can make under water roller coasters or waterslides.

64downloads
Imersive Bucket Resource Pack (1.21.1, 1.20.1) – Texture Pack
1.21.1

Imersive Bucket Resource Pack (1.21.1, 1.20.1) – Texture Pack

Imersive Bucket Resource Pack simply transforms your Minecraft experience by making all buckets 3D, enhancing their appearance and adding a new level of immersion to the game. Whether you're carrying water, lava, milk, or even your favorite aquatic friends, each bucket has been meticulously crafted to look more realistic and engaging. Empty Bucket: A sleek, […]

Axolotl Bucket Variants Resource Pack (1.21.1, 1.20.1) – Texture Pack
1.21.1

Axolotl Bucket Variants Resource Pack (1.21.1, 1.20.1) – Texture Pack

Axolotl Bucket Variants Resource Pack aims to enhance the visual experience by displaying the specific axolotl variant inside the bucket, making it easier to identify which axolotl you’re carrying. This simple yet useful tweak adds a touch of realism and convenience, especially for players who love collecting and organizing their aquatic companions. Whether you’re breeding […]

The Middlelands Data Pack (1.21.4, 1.20.6) – A Miners Paradise
1.21.4

The Middlelands Data Pack (1.21.4, 1.20.6) – A Miners Paradise

The Middlelands Data Pack introduces a brand new dimension, a treasure trove for miners and explorers alike. Prepare to be awestruck by its unique biomes, vast resources, and thrilling challenges. Features: Diamonds & Gold appear abundantly in the form of ore veins. Giant caves, deep networks, lava oceans. Each biome has its own terrain, challenges, […]

Larion World Generation Mod (1.21.4, 1.20.1) – Fantasy-inspired Landscapes
1.21.4fabric

Larion World Generation Mod (1.21.4, 1.20.1) – Fantasy-inspired Landscapes

Larion World Generation Mod transforms the overworld with fantasy-inspired landscapes, creating new terrain, including extended oceans separating distinctive landmasses, towering mountains, and long, winding rivers carving through the landscape. The world’s height is increased for deeper caves and higher peaks, creating a new sense of exploration. Features: A world divided into landmasses with many islands […]

Boat to Sherp Resource Pack (1.21.1, 1.20.1) – Texture Pack
1.21.1

Boat to Sherp Resource Pack (1.21.1, 1.20.1) – Texture Pack

Boat to Sherp Resource Pack simply replaces the traditional Minecraft boat with a Sherp vehicle. This transformation turns boats into cars or trucks, giving a more rugged and adventurous feel to water travel in the game. Whether you're cruising down rivers or exploring oceans, this resource pack adds a unique twist to your Minecraft experience, […]

Dynamic Colors Resource Pack (1.21.1, 1.20.1) – Texture Pack
1.21.1

Dynamic Colors Resource Pack (1.21.1, 1.20.1) – Texture Pack

Dynamic Colors Resource Pack is the complete overhaul of biome colors. Each biome is given a unique color palette that brings out its natural beauty, making forests lush and green, deserts warm and golden, and oceans deep and blue. The colors are carefully chosen to reflect real-world ecosystems, giving players a more authentic and visually […]

Tailored Hats – Ocean Wears Resource Pack (1.21.1, 1.20.1) – Texture Pack
1.21.1

Tailored Hats – Ocean Wears Resource Pack (1.21.1, 1.20.1) – Texture Pack

Tailored Hats – Ocean Wears Resource Pack introduces into the game a plethora of ocean themed headgears, which players can attain through utilizing an anvil and rename the ordinary "Carved Pumpkin". The selection of hats includes headgears that once pertained to a famous pirate, a rookie sailor or even a sea officier. Whatever type of […]

Dwellers Of The Deep
1.19.2neoforge

Dwellers Of The Deep

Adds 3 sea creatures and 1 penguin-like creature to scare you

4.1kdownloads
Enderberry :return safe location +teleport animals or villagers,  alternative to Carry On /home /back /spawn
1.21.1neoforge

Enderberry :return safe location +teleport animals or villagers, alternative to Carry On /home /back /spawn

temporary alternative to Carry On ,recall bed,home command. allows players to bind and teleport animals, villagers, and aquatic creatures to desired locations, simplifying mob logistics.move mobs,portable mob,relocate,pick up

931downloads
Skybound Engineering Alpha Modpack (1.21.1) – Build And Fly Moving Machines
1.21.1

Skybound Engineering Alpha Modpack (1.21.1) – Build And Fly Moving Machines

Skybound Engineering Alpha Modpack lets you design custom airplanes, hot air balloons, and off-road cars that move smoothly through your world. You can build functional vehicles out of ordinary blocks, mount big cannons to your ships, and explore land, sky, and sea with realistic physics. Features: Simplified Weight Physics: Uses a clear five-tier weight system […]

Tank Boat Resource Pack (1.21.11, 1.20.1) – Turn Vanilla Boats Into Armored
1.21.11

Tank Boat Resource Pack (1.21.11, 1.20.1) – Turn Vanilla Boats Into Armored

Tank Boat Resource Pack replaces standard wooden boats with miniature tank models across your rivers and oceans. This pack turns everyday boat trips into fun military patrols across water and ice. Different wood types change the vehicle colors to match your chosen materials. It keeps standard boat physics while providing a fresh mechanical theme for […]

IR DE Ket's Global Train Pack for Immersive Railroading Resource Pack (1.21.1, 1.20.1)
1.21.1

IR DE Ket's Global Train Pack for Immersive Railroading Resource Pack (1.21.1, 1.20.1)

IR DE Ket's Global Train Pack for Immersive Railroading Resource Pack adds real-world locomotives and passenger cars for Immersive Railroading. This pack brings trains from North America, Europe, Asia, and Oceania straight onto your tracks. You can drive historic steam engines, run fast electric trains, or haul passengers with classic diesel locomotives. Every vehicle comes […]

Whaleborne Mod (1.21.1, 1.20.1) – Turn Giant Ocean Creatures Into Living Pirate
1.21.1

Whaleborne Mod (1.21.1, 1.20.1) – Turn Giant Ocean Creatures Into Living Pirate

Whaleborne Mod introduces a massive new creature to the deep oceans called the Hullback. This mod lets you find these gentle giants, clean them up, and turn them into living pirate ships. You can sail across the seas on the back of your new friend, complete with custom sails, cannons, and cargo space for your […]

Create Deep Seas Mod (1.21.1) – Build Working Submarines to Survive the Ocean
1.21.1

Create Deep Seas Mod (1.21.1) – Build Working Submarines to Survive the Ocean

Create Deep Seas Mod extends Create and Create Aeronautics with fully functional submarines and boats. It adds a physics-based system so you can build and pilot your own custom underwater vehicles. You have to manage oxygen and water pressure while exploring the deep ocean. Features: Working Submarines: Lets you build and pilot custom submarines that […]

Fish N' Ships Mod (1.21.1, 1.20.1) – Build Massive Ships to Haul Cargo
1.21.1

Fish N' Ships Mod (1.21.1, 1.20.1) – Build Massive Ships to Haul Cargo

Fish N' Ships Mod adds new types of boats and large ships to your Minecraft oceans. This mod lets you build canoes, rafts, and giant vessels that need fuel to move across the water. You can attach upgrades to your ships to break through ice or catch fish while you sail. It gives you many […]

No Mans Land Mod (1.21.1) – Roam Through Upgraded Biomes and Encounter New
1.21.1

No Mans Land Mod (1.21.1) – Roam Through Upgraded Biomes and Encounter New

No Mans Land Mod transforms your entire Minecraft world with fresh biomes, better animals, and beautiful landscapes. It takes the normal places you know, like forests and oceans, and makes them look much better with careful details. You will find brand-new areas to explore, extra plants everywhere, and updated dungeons hidden underground. The mod also […]

Fishing Expansion Mod (26.2, 1.21.1) – Catches Special Fish And Loot
1.21.1

Fishing Expansion Mod (26.2, 1.21.1) – Catches Special Fish And Loot

Fishing Expansion Mod completely changes how you catch things in the water. It lets you find special items, maps, and strong armor just by using your rod. You can even pull real monsters out of the sea and fight a scary new boss. Features: Water Trail: Arrows leave a path of water behind them. Ender […]