HomeJava1.20

Minecraft Java 1.20 Mods

Browse 44 free mods for Minecraft Java 1.20 — popular picks include YUNG's Better Caves (Forge/NeoForge), Ocean Floor - Clay Sand and Dirt, Underwater Village - Oceanic Structures.

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YUNG's Better Caves (Forge/NeoForge)
1.20.1forge

YUNG's Better Caves (Forge/NeoForge)

Overhauled cave generation, underground lakes and rivers, lava oceans, and more!

56Mdownloads
Ocean Floor - Clay Sand and Dirt
1.21.1neoforge

Ocean Floor - Clay Sand and Dirt

Spawns patches of Clay, Sand, and Dirt, within the Deep Dcean layer of boring gravel

8.9Mdownloads
Underwater Village - Oceanic Structures
1.21.11neoforge

Underwater Village - Oceanic Structures

Discover a lot of new oceanic structures!

4.7Mdownloads
YUNG's Better Caves (Fabric)
1.20.1fabric

YUNG's Better Caves (Fabric)

Overhauled cave generation, underground lakes and rivers, lava oceans, and more!

1.7Mdownloads
Unnamed Sea
1.19fabric

Unnamed Sea

Additional structures for the sea and beach biomes, focusing on an immersive expansion for the vanilla game.

259kdownloads
Ocean Core
1.20.1forge

Ocean Core

A mod that turns the world into a ocean with islands scattered about

109kdownloads
Aquatic Craft
1.20.1forge

Aquatic Craft

Passion project that adds an expansive, fleshed-out aquatic dimension.

82kdownloads
Better Cave Worlds
1.20fabric

Better Cave Worlds

Datapack that creates Cave Worlds, based on the old preset, featuring all biomes, ocean caves, and most structures.

56kdownloads
Revamped Floating Islands
1.20fabric

Revamped Floating Islands

Datapack that creates Floating Island worlds based on the old preset, with all biomes and structures. Additionally featuring floating oceans and rivers.

44kdownloads
Temperature Bands
1.19.2forge

Temperature Bands

Modifies world generation to place biomes into repeating temperature bands. Compatible with most worldgen mods. Now with humidity based on proximity to river and/or ocean too!

26kdownloads
deep oceans
1.20.1forge

deep oceans

deep oceans is a mod that adds very deep oceans

24kdownloads
ArPhEx_DeepestDepths
1.20.1forge

ArPhEx_DeepestDepths

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

2.7kdownloads
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
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.

1.0kdownloads
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
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!

96downloads
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 […]

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 […]

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 […]

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 […]

Oceanic Realms Mod (1.20.1) – Sharks, Crabs And New Sea Biomes
1.20.1forge

Oceanic Realms Mod (1.20.1) – Sharks, Crabs And New Sea Biomes

Oceanic Realms Mod adds new biomes, realistic marine animals, and vibrant underwater activity. From group-traveling hammerheads to plankton-feeding whale sharks. Features: Adds sharks (Great White, Hammerhead, Whale Shark…) New large & small fish species: Tuna, Sailfish, Lionfish, etc. Crabs that can be eaten-and even dance to music. Unique spawn conditions across warm, cold, and deep […]

EMD123's Ships Data Pack (1.21.4, 1.20.1) – Adventure of the Seas
1.21.4

EMD123's Ships Data Pack (1.21.4, 1.20.1) – Adventure of the Seas

EMD123's Ships Data Pack introduces a new adventure structure to make the ocean more interesting. The ocean is usually considered the most empty and most boring biome in Minecraft. This simple worldgen data pack aims to make the sea a bit more exciting by adding in Illager Ship. There are a few kinds of Illager […]

Aquamirae Mod (1.20.1, 1.19.2) – Mysterious Oceanic Adventure
1.20.1forge

Aquamirae Mod (1.20.1, 1.19.2) – Mysterious Oceanic Adventure

Aquamirae Mod is a mod focused on generating new structures of varying sizes and designs for survival mode enthusiasts. For example, players can discover the Ice Maze in the Deep Frozen Ocean biome. These new structures may or may not contain hostile creatures. Currently, the entities introduced by this mod include Eel, Maw, Mother of […]

Big Fish Mod (1.20.1, 1.19.4) – Better Fishing Experience
1.20.1forge

Big Fish Mod (1.20.1, 1.19.4) – Better Fishing Experience

Big Fish Mod introduces new fish species into Minecraft's waters, enhancing the fishing and aquatic exploration experience. This mod adds larger, more detailed fish that can be found in various biomes, making the underwater world feel more vibrant and dynamic. Features: New fish species with unique designs. Improved fishing mechanics for better immersion. Aquatic biodiversity […]

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, […]

Night Vision Resource Pack (1.21.1, 1.20.1) – Texture Pack
1.21.1

Night Vision Resource Pack (1.21.1, 1.20.1) – Texture Pack

Night Vision Resource Pack significantly enhances visibility in low-light conditions, making nighttime exploration, deep cave mining, and underwater adventures much more manageable. With improved lighting and clearer visuals, this pack removes the need for excessive torches or potions, allowing players to see in the dark effortlessly. Whether you're navigating dense forests, exploring vast oceans, or […]

Tax' Deep Villager Mod (1.21.1, 1.20.1) – Explore Underwater Villages
1.21.1forge

Tax' Deep Villager Mod (1.21.1, 1.20.1) – Explore Underwater Villages

Tax' Deep Villager Mod adds underwater villages to the game. With this mod, players can discover new villages located beneath the ocean, introducing a fresh environment to explore and interact with villagers in an aquatic setting. Features: Adds fully functional undersea villages to Minecraft Expands village exploration into underwater biomes Enhances the diversity of village […]

No More Grass and Kelp Data Pack (1.21.1, 1.20.1) – A Cleaner and Minimalist Landscape
1.21.1

No More Grass and Kelp Data Pack (1.21.1, 1.20.1) – A Cleaner and Minimalist Landscape

No More Grass and Kelp Data Pack removes grass, tall grass, kelp, seagrass, and ferns from Minecraft's world generation, creating a more barren and simplified terrain. Perfect for players who prefer a minimalist aesthetic or want more control over their world’s vegetation, offering a unique and clean visual experience in both land and sea biomes. […]

Qrafty Qrafty's Oilrigs Mod (1.21.1, 1.20.6) – Adds Oilrigs To Oceans
1.21.1fabric

Qrafty Qrafty's Oilrigs Mod (1.21.1, 1.20.6) – Adds Oilrigs To Oceans

Most biomes in Minecraft have their own village type. What do ocean biomes have? Well, nothing. Qrafty Qrafty's Oilrigs Mod aims to add a villager housing to ocean biomes by adding a new structure. These new structures, called oilrigs, generate only in ocean biomes and will inhabit one villager. The structure itself is mostly made […]

Talira Bay Map (26.2, 1.20.1) – Lush Tropical Heaven
1.20.1

Talira Bay Map (26.2, 1.20.1) – Lush Tropical Heaven

Talira Bay Map is a survival map created by IR0NSIGHT. Embark on an enchanting journey to Talira Bay, a tropical paradise nestled within the azure waters of a warm ocean. Inspired by the vibrant landscapes of Sierra Leone and Madagascar, this handcrafted island, spanning 3×3 kilometers, awaits exploration. From sun-kissed beaches to dense rainforests teeming […]

R
1.20.1forge

Ruined Ather Portals (Lite)

A Simple mod that adds 2 structures: Ruined Aether Portals. They can appear in forests and deep oceans.

1.7kdownloads
Extreme RPG World Enhancement
1.21.1fabric

Extreme RPG World Enhancement

This is a modpack that adds more vanilla features such as more sea life and better biomes both with an added element of better magic.

1.3kdownloads