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Minecraft Java 1.20 Mods

Browse 181 free mods for Minecraft Java 1.20 — popular picks include Dangerous Waters, Aquatic Craft - Overworld Edition, Nauticlysm.

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Dangerous Waters
1.20.1forge

Dangerous Waters

An ocean focused mod, filling Minecraft's oceans with new sea bases, as well as new sea creatures, biomes and much more.

8.8kdownloads
Aquatic Craft - Overworld Edition
1.20.1forge

Aquatic Craft - Overworld Edition

An expansive, fleshed-out aquatic dimension squeezed into the Overworld.

5.0kdownloads
Nauticlysm
1.20.2

Nauticlysm

Adding new nautilus mobs with different variants for ocean biomes!

3.2kdownloads
ArPhEx_DeepestDepths
1.20.1forge

ArPhEx_DeepestDepths

An addon for the ArPhEx mod, adding in several aquatic features.

2.7kdownloads
Seafarer[Fabric]
1.20.1fabric

Seafarer[Fabric]

A port of the Seafarer[Forge] Version. This is a mod that aims to improve the Minecraft Oceans and its surroundings.

1.7kdownloads
Ocean Floating Lifebelts
1.21.8neoforge

Ocean Floating Lifebelts

Adds 9 new floating lifebelts to ocean biomes

1.6kdownloads
A Fisher's Dream
1.20.1forge

A Fisher's Dream

A modpack centered around enhancing fishing and aquatic adventures, featuring new fish species, improved mechanics, unique tools, and expanded water biomes for an immersive experience.

1.4kdownloads
overworld underground Lava remover, and underground water remover separate files
1.20.1forge

overworld underground Lava remover, and underground water remover separate files

Simply removes underground lava and water only in the overworld, be aware the water remover will make pockets of air to deep rivers and wont work on ocean biomes and its underground

1.2kdownloads
Ore Minus
1.20.1forge

Ore Minus

Customize Minecraft ore spawn rates by biome. Easily set multipliers for vanilla and modded ores (e.g., 2x diamonds in deserts, zero coal in ocean). Essential modpack ore distribution tool.

1.1kdownloads
Biome Compatibility Patch
1.20.1

Biome Compatibility Patch

Renames content to preserve compatibility between the 4 major biome mods as well as Terralith, Environmental, Atmospheric, Autumnity, Upgrade Aquatic, Wetland Whimsy, and Jaden's Nether Expansion.

968downloads
Far Distant Shores
1.20.1forge

Far Distant Shores

Set sail in the true ocean modpack, featuring vast oceans, variety of biomes, and endless treasures to discover!

870downloads
The Great Ring of Oceanus
1.20.1forge

The Great Ring of Oceanus

A Revamped Ocean Monument is the Gateway to a New Deep Ocean Dimension!

638downloads
Horn Of The Sea
1.20.1fabric

Horn Of The Sea

The Horn of the Sea is a mystical artifact forged by combining the power of land and sea. Crafted using a Goat Horn and the rare Heart of the Sea, this enchanted horn can be used only in ocean biomes to summon 2 dolphins to assist your needs!

578downloads
Azúl
1.20.1forge

Azúl

An all-new dimension featuring a gigantic ocean surrounding it, and its magnificent fauna—or perhaps just a simple fauna mod?

565downloads
Travis's Oceanic Biomes
1.20.1forge

Travis's Oceanic Biomes

Adds more oceanic biomes to your world!

114downloads
Balanced Craftable Heart of the Sea
1.20

Balanced Craftable Heart of the Sea

A simple datapack that adds a challenging crafting recipe for the Heart of the Sea (requires a Nether Star) Intended for Skyblock, Superflat, Skyleaf Biomes and other limited overworld types.

97downloads
OceanBreath
1.16.5

OceanBreath

Water breathing in ocean biomes.

34downloads
OceanBreath
1.16.5

OceanBreath

Water breathing while in ocean biomes.

24downloads
Water World FORK (thrite version)
1.20

Water World FORK (thrite version)

Raised Sea Level: to Y=200 now Biome Adjustments: only Ocean now

22downloads
UpaamaShaders Shaders (26.2, 1.20.1) – Cinematic Lighting and Realistic Shadows
1.20.1

UpaamaShaders Shaders (26.2, 1.20.1) – Cinematic Lighting and Realistic Shadows

UpaamaShaders paints your Minecraft world with cinematic lighting and realistic shadows. This shader pack gives rivers and oceans clear, beautiful water while keeping the original vanilla art style intact. It also introduces atmospheric sky visuals and maintains smooth performance during gameplay. Features: Adds cinematic lighting across all biomes and landscapes. Casts realistic shadows under blocks, […]

Cliff Under a Tree Cliff Tree Data Pack (26.1.2, 1.20.1)
1.20.1

Cliff Under a Tree Cliff Tree Data Pack (26.1.2, 1.20.1)

Cliff Under a Tree Cliff Tree Data Pack overhauls Overworld terrain with fresh biomes, deeper oceans, and unique underground regions while keeping the classic vanilla feel. It changes surface terrain with natural details like fallen logs, new tree shapes, and custom water tints for rivers and seas. Surface environments no longer stretch all the way […]

Thun's Structures Data Pack (26.2, 1.20.1) – Twenty New Overworld Landmarks
1.20.1

Thun's Structures Data Pack (26.2, 1.20.1) – Twenty New Overworld Landmarks

Thun's Structures Data Pack fills your overworld with 20 brand new places to find. It fits naturally into the standard game world without changing the core feel of Minecraft. You can find unique buildings scattered across mountains, oceans, forests, and deserts. Each building brings new loot tables with fresh rewards for travelers. Features: Adds 20 […]

Dungeons Water Resource Pack (26.2, 1.20.1) – Colorful Stylized Water
1.20.1

Dungeons Water Resource Pack (26.2, 1.20.1) – Colorful Stylized Water

Dungeons Water Resource Pack replaces standard water surfaces with the colorful, stylized look from Minecraft Dungeons. It keeps liquid textures slightly saturated so rivers, oceans, and pools look clear and bright under the sun. The pack also includes optional color support through Polytone to match the unique water tints found across different biomes in Minecraft […]

Cobblemon Seavls Bizarremons Resource Pack (1.21.1, 1.20.1)
1.21.1

Cobblemon Seavls Bizarremons Resource Pack (1.21.1, 1.20.1)

Cobblemon Seavls Bizarremons Resource Pack expands the main Cobblemon mod with over 30 weird and wonderful custom creatures. It brings totally new evolutions and regional forms to your game. You can find these strange monsters hiding in the nether, frozen oceans, and jungles. The pack also generates giant floating cities in the deep ocean full […]

Repurposed Structures Better Ocean Monuments Compat Datapack Resource Pack (1.21.1, 1.20.1)
1.21.1

Repurposed Structures Better Ocean Monuments Compat Datapack Resource Pack (1.21.1, 1.20.1)

Repurposed Structures Better Ocean Monuments Compat Datapack Resource Pack adds visual compatibility for Repurposed Structures and YUNG's Better Ocean Monuments. It changes the alternative monuments to match the building style of YUNG's structures. Features: Updates the layout of alternative monuments to match the new design. Changes the exterior and interior for the desert, jungle, icy, […]

Sunken Spires Data Pack (1.21.11, 1.20.1) – Battle New Bosses in Lost
1.21.11

Sunken Spires Data Pack (1.21.11, 1.20.1) – Battle New Bosses in Lost

Sunken Spires Data Pack fills your ocean biomes with the lost ruins of an advanced prismarine civilization. It adds many new places to explore underwater, from fallen cities to strange floating spikes. You can fight new mini-bosses to get special loot or brush away sand at new archaeology sites. This data pack gives the oceans […]

Continents Data Pack (26.2, 1.20.1) – Reshape The World
1.20.1

Continents Data Pack (26.2, 1.20.1) – Reshape The World

Continents Data Pack is a WorldGen project addon able to force your world to generate with large oceans, with biomes and lands generating as continents, archipelagos and islands for your world to stay playable. It was made to be compatible with any existing WorldGen mod, including Terralith, and is compatible with the Vanilla large biomes […]

Terralith Data Pack (26.2, 1.20.1) – Biomes, Exploration
1.20.1

Terralith Data Pack (26.2, 1.20.1) – Biomes, Exploration

Terralith Data Pack adds more than 95 new biomes to Minecraft and reworks almost every vanilla biome, using nothing but vanilla blocks. This pack also brings in terrain shapes the base game never had, from deep canyons and shattered land to floating islands and ocean trenches. Caves get the same treatment, with their own biomes […]

Diamond Dash Map (26.2, 1.20.1) – Race To The Top
1.20.1

Diamond Dash Map (26.2, 1.20.1) – Race To The Top

Diamond Dash Map challenges you to explore a massive floating island filled with different biomes. This map places a giant, multi-layered pyramid high above the ocean. You start in a lobby where you can gather your friends for a multiplayer race. As you travel through the structure, you find completely different worlds on every level. […]

Revamped Floating Islands Data Pack (26.1.2, 1.20.1) – Explore A World Above The Clouds
1.20.1

Revamped Floating Islands Data Pack (26.1.2, 1.20.1) – Explore A World Above The Clouds

Revamped Floating Islands Data Pack transforms your Minecraft world generation, creating a breathtaking floating island landscape that includes all biomes and structures. Experience a unique and immersive environment with enhanced features such as better oceans, rivers, and even a Floating Nether Add-on. Enjoy playing this data pack! Features: Build upon the vanilla floating islands world […]

Epic Islands Map (26.2, 1.20.1) – Majestic Landscapes
1.20.1

Epic Islands Map (26.2, 1.20.1) – Majestic Landscapes

Epic Islands Map presents a breathtaking island world filled with towering mountains, dense pine forests, and sweeping natural landscapes designed for exploration and creativity. The terrain is especially stunning when viewed with shaders and high render distance, revealing dramatic cliffs, valleys, and expansive ocean views. You begin your journey on a marked spawn island, while […]

L's Ocean Trader Mod (1.21.4, 1.20.1) – New Ocean Profession
1.21.4neoforge

L's Ocean Trader Mod (1.21.4, 1.20.1) – New Ocean Profession

L's Ocean Trader Mod adds a new villager profession tied to ocean and coastal environments. The Ocean Trader can be found living in a lighthouse structure that generates in beach biomes, or created manually by placing a dedicated trading block as a workstation. Features: Adds a new villager profession called the Ocean Trader. Lighthouse structure […]

Superflat Dimensions Data Pack (1.21.10, 1.20.1) – All Dimensions, but Flat
1.21.10

Superflat Dimensions Data Pack (1.21.10, 1.20.1) – All Dimensions, but Flat

Superflat Dimensions Data Pack changes how your Minecraft worlds are built. It makes every dimension, including the Overworld, Nether, and End, completely flat. Unlike the regular Superflat world option, this pack keeps all the different biomes. This means you can still explore flat snowy plains or vast oceans. You will also find normal structures like […]

FireCatGamesUA More Villagers Mod (1.20.1, 1.20) – Diverse Occupations For Villagers
1.20.1forge

FireCatGamesUA More Villagers Mod (1.20.1, 1.20) – Diverse Occupations For Villagers

FireCatGamesUA More Villagers Mod is a mod that expands Minecraft's village & villager system, adding new occupations, more diverse trades. Features: The mod adds new professions such as Oceanographer, Netherologist, Forester, Miner, Hunter, Painter, Gardener, Woodcutter, Mechanic, Musician, Baker, Archaeologist… Each profession corresponds to a separate workstation, and if the correct workstation is placed, the […]

Aquatica Mod (1.20.1, 1.20) – New Ocean Depths And Biomes
1.20.1forge

Aquatica Mod (1.20.1, 1.20) – New Ocean Depths And Biomes

Aquatica Mod introduces a brand-new deep-sea dimension, expanding Minecraft’s underwater with mysterious biomes and unique terrain generation. Features: Access the Deep Sea Dimension by finding a trench in any deep ocean biome. Explore the Abyssal Plains, Hadal Forest, Abyssal Bonefields, Hydrothermal Valley, and Sea Pen Grove Screenshots: Crafting Recipes: Aquatica Mod Download Links For Minecraft […]

Unusual Fish Mod (1.20.1, 1.19.2) – Aquatic Biomes and Fantastical Fish
1.20.1forge

Unusual Fish Mod (1.20.1, 1.19.2) – Aquatic Biomes and Fantastical Fish

Unusual Fish Mod will populate bodies of water with various fictional fish and other aquatic creatures! Unusual fish can be found in most of the game's water biomes. Many fish will drop items upon death, which can be used to make fish fillets or prepare one of several fish delicacies. The mod will also add […]