Mods for Minecraft Java
Browse 204 free mods for Minecraft Java — popular picks include Wonderous Sea - Endless Ocean, Deeper Oceans: Refabricated, Temperature Bands.
Step by step: How to install Minecraft Java mods & modpacks
Updated daily
Wonderous Sea - Endless Ocean
Wonderous Sea adds new under represented marine life to the world of Minecraft!
Deeper Oceans: Refabricated
Continuation of Apollo's Deeper Oceans mod for Fabric. Oceans 3x as deep as vanilla, with adjusted Ocean Monument placement.
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!
Aures - Sea Dwellers
Underwater villages and sea traders with random generation. Vanilla style.
deep oceans
deep oceans is a mod that adds very deep oceans
Dorsal Moon
An add-on for Enhanced Celestials, adding a Moon that aids in ocean exploration for the night.
Sea Creeps
Sea Creeps have swam into Modrinth! The ocean just got explosive...
Atlantis
This mod adds an ocean dimension to Minecraft with colored seashell, translucent colored pearls, shipwreck with treasure chest full of gold and aquamarine ore, and more.
One Piece World Like (Mine Piece Version)
Transforms Minecraft into a true One Piece-inspired world with custom oceans, islands, conquest systems, and Grand Line exploration for the Mine Piece mod.

Deep Waters
mermaids dimension
Geographicraft
Climate control allows you control climate zones, ocean sizes, biome frequencies, and continent sizes. Make Minecraft worlds into Yourcraft worlds!
Oceanfront
Adds vanilla styled content to minecraft's beaches

Fish Fix
Amends hardcoded sea level assumptions to fix aquatic mob spawning.
The Deep Dark Ocean Dimension
Tired of Breathing? Of walking normally through a dimension? Then you've come to the right place!
Cannibal Villages: Tropical Exploration
Adds procedural cannibal villages, sharks, marine wildlife, tropical resources, mermaids and dangerous coastal adventures.
Repurposed Structures - Better Ocean Monuments Compat Port
TelepathicGrunt’s Repurposed Structures - Better Ocean Monuments Compat Datapack ported to Forge, NeoForge, Fabric and Quilt!
Unlocked Void Sea - Aeronautics Addon
A simple utility mod that lets you use the "End Sea" physics from Create: Aeronautics in other dimensions. Extremely configurable.
Scuba Diving Suit
Scuba Gear adds a functional diving suit designed for underwater exploration, explore the ocean with confort in a vanilla way.
Mako Mermaids Mod
Live your H2O dream! Play as Cleo, Emma, Rikki or Mako characters, use elemental powers, and create your own story!
d3v_c's Terrain Overhaul
Fabric worldgen overhaul for 1.21.11: taller mountains, deeper terrain, rebalanced biome climate zones, more natural caves, and improved underwater shaping for realistic Overworld landscapes.
Toxic Sky & Plastic Seas
Garbage patches in the ocean near you.
Cyra
A Minecraft mod that reveals the secrets of the ocean!

Pufferz
Want more aquatic animals & plants to fill your aquariums? Well then look no further!
Brine
Adding much more to the dark depths of the oceans
Ocean Ores
Why not mine in the sea?
More Aeronautics Void Seas
Makes the Create Aeronautics End Sea spawn in the other two dimensions.
One Piece World Like - Mine Piece
Transforms Minecraft into a true One Piece-inspired world with custom oceans, islands, conquest systems, and Grand Line exploration for the Mine Piece mod.
UnderDasea
A mod that aims to add life to the oceans.
The Only Isle
The Only Isle creates a compact, natural island world surrounded by an endless deep ocean, featuring a rich variety of dense biomes for players who enjoy the “limited world” experience. It offers a feel reminiscent of the legacy console editions!
Dungeon Dimension
Create a dimension to a ocean monument
ArPhEx_DeepestDepths
An addon for the ArPhEx mod, adding in several aquatic features.
Beyond The Ocean
A Mod that let´s you explore beyond the oceans of minecraft. New ocean themed planets on a post End level difficulty. New structures, mobs, items and technologies. New adventures and a new story ready to be told.
AcidIsland - Toxic SkyBlock
SkyBlock with a deadly twist: the ocean is acid. Survive on your island, but don't fall in the water.
Dead World [Remake]
Four new dimensions, a lot of new creatures, new bosses and monsters to defeat in this mod to explore. From the oceans to the caves, you will find dangerous monsters and beatiful creatures.
bigfish: ripple
Expand vanilla fishing with new fish, attributes, collection records, bounties, QTE fishing, cooking, placeable food, exploration tools, and progression-focused aquatic gameplay.
resurfaced
Making underwater exploration easier in a simple way