Minecraft Java 1.20 Mods
Browse 177 free mods for Minecraft Java 1.20 — popular picks include Dangerous Waters, Aquatic Craft - Overworld Edition, Nauticlysm.
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Dangerous Waters
An ocean focused mod, filling Minecraft's oceans with new sea bases, as well as new sea creatures, biomes and much more.
Aquatic Craft - Overworld Edition
An expansive, fleshed-out aquatic dimension squeezed into the Overworld.
Nauticlysm
Adding new nautilus mobs with different variants for ocean biomes!
ArPhEx_DeepestDepths
An addon for the ArPhEx mod, adding in several aquatic features.
Seafarer[Fabric]
A port of the Seafarer[Forge] Version. This is a mod that aims to improve the Minecraft Oceans and its surroundings.
Ocean Floating Lifebelts
Adds 9 new floating lifebelts to ocean biomes
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.
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
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.
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.
Far Distant Shores
Set sail in the true ocean modpack, featuring vast oceans, variety of biomes, and endless treasures to discover!
The Great Ring of Oceanus
A Revamped Ocean Monument is the Gateway to a New Deep Ocean Dimension!
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!
Azúl
An all-new dimension featuring a gigantic ocean surrounding it, and its magnificent fauna—or perhaps just a simple fauna mod?
Travis's Oceanic Biomes
Adds more oceanic biomes to your world!
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.

OceanBreath
Water breathing in ocean biomes.

OceanBreath
Water breathing while in ocean biomes.
Water World FORK (thrite version)
Raised Sea Level: to Y=200 now Biome Adjustments: only Ocean now
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)
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
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
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
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
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
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
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
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
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
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
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
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 […]
Revamped Floating Islands Mod (1.21.10, 1.20.1) – Floating Rivers and Oceans in Every Biomes
Revamped Floating Islands Mod enhances Minecraft's classic floating islands, bringing in all biomes and structures, from floating rivers to oceans. Floating bodies of water can now be found across biomes, using aquifers to make the landscape feel alive. The mod also includes tweaks to improve the overall experience of exploring these sky-high worlds. Features: Floating […]
Dark Waters Mod (1.20.1, 1.19.2) – Something Hidden in The Storms
Dark Waters Mod adds a small but very dangerous event to Minecraft. During thunderstorms in ocean biomes, terrifying and highly dangerous underwater monsters will spawn. They will attack you even while you’re in a boat, and your visibility will be greatly reduced due to thick fog. In total, the mod adds 11 monsters of varying […]
Reverm's Capybara Mod (1.20.2, 1.20.1) – Companions for the Wild
Reverm's Capybara Mod adds capybaras to the game, tiny semi-aquatic creatures that spawn in jungle and river biomes. You can tame them with sugar cane and breed them with apples. Features: Spawns in jungle biomes; rare but charming mobs. Can be tamed using sugar cane. Breedable via apples. Adds more life to watery and jungle […]
Tea Shaders (26.2, 1.20.1) – Biome Effects And Post-Processing
Tea Shaders introduces waving foliage and water, biome-specific effects, cel-shading, lighting improvements, and multiple post-processing options. The shader also includes unique features like underwater refraction, Nether heat effects, and adjustable fog and colors, allowing fine-tuned visuals for different environments. Screenshots: Tea Shaders Download Links For All Versions of Minecraft Download from Server 1 – Download […]