Fabric Mods for Minecraft Java
Browse 446 free Fabric mods for Minecraft Java — popular picks include Abyssal Frontier, Splinecart Aquatic, Depths of Discovery.
Step by step: How to install Minecraft Java mods & modpacks
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Abyssal Frontier
A Fabric 26.2 ocean-exploration mod about surviving pressure, piloting submersibles, and escaping the deep.
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.
Depths of Discovery
Explore new adventures with magical lights and immersive sounds. Connect with friends via voice chat, build villages, farm, and cook delicious dishes. But beware of the treacherous ocean, where dangers lurk beneath the waves.
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.

CardBoard SharkMI Fork
Run Bukkit/Spigot/Paper plugins on Fabric servers - SharkMI fork with enhanced mixin compatibility
Origins:Aquanoid
An ancient race whose bodies are composed of condensed moisture. They thrive in the aquatic realm of the Edge but suffer discomfort and slowed movement in the fiery Lower World.
Water Enhanced
Expands ocean gameplay with new resources, gear, and aquatic mechanics while staying true to vanilla.
The Island Challenge
A very tiny island with a vast ocean all around it. There are no other islands left.
Better Structures Maps
Client-side mod that renders precise block distance to map decorations including woodland mansions, ocean monuments, villages, trial chambers, swamp hut, treasures...
[BTW Addon] Boat Mapping
Explore maps of the oceans in Better Than Wolves!
Cloud Sea
Welcome to the Cloud Sea | Explore floating islands in a modpack for Fabric 1.20.1
Zeeraket
Adds sea rocket (Cakile maritima), a glabrous, succulent annual, with a slender or stout taproot.
Lunar Origins: Wopol
An aquatic Origin for the Origins mod. Requires Lunar Origins Core.
oceanmanman
Oceanmanman is a modpack that enhances Minecraft with visual tweaks, new structures, and quality-of-life improvements. It keeps the experience vanilla-friendly, adding fun non-game-breaking changes. Inspired by NIKO YAPS' Modpack. Full credit to Mod devs

Sea Shanty Discs
A mod adding sea shanty music discs.
Technology in the Sea
A new take on ocean block with the create mod.
Beyond the Reef
Enjoy ocean cities, skylands and more!
Boats On Ice
Do you wish that boats in Minecraft were faster? With this Mod, boats in water act as if they are on ice! No more paddling around an ocean for hours, its time for warp speed!
Pantry
Pantry adds food aging, preservation, cellars, and salt from ocean water.
The Abyss Ocean
Reshape the entire world generation with this mod, the entire world turns into a deep-abyss ocean. Structures like Villages, Trial Chambers, and Strongholds rarely spawn.
Emberfall Trojan War
A modpack to live in a true ancient greek world, build cities, sail oceans and more!
Origins: Flying Fish
Flying Fish — fragile aquatic race with 5 ❤️. Breathes underwater (Oxygen resource, 0–100) but suffocates on land. Has built-in elytra, water blades, high swim speed. Weaknesses: fire, slowness on land, oxygen drain in Nether/flight/deserts.
Breathe Underwater
A simple mod to let you breath under water without any potion effect Theres many dangers already, dont let the sea be other

Survival Sickness
Survival Sickness adds a deeper survival health system to Minecraft. Players can catch diseases from bad weather, mobs, unsafe food, desert heat, freezing, low sleep, wounds, and underwater strain.
Aqua Verse
AquaVerse expands aquatic biodiversity of minecraft
Continental Floating Islands
Explore expansive floating islands separated by vast oceans of void
Toads Simple Origins: Fish Bowl
Adds a custom piece of armor that allows custom origins datapacks to add a way to spend more time on land or in the nether without completely removing the challenge of only breathing underwater.
Sharky's Better Vanilla
will increase performance and add's hud elements and other things to improve gameplay
Underwater Torch
Place all torches underwater and they will still emit light Full Fabric 1.20.1 + 1.21.1 + 1.21.4

CobbleCraft SMP - Oceanic Adventure
Cobblemon in Vanilla Minecraft with a few tweaks.
Fishing Aquatica Expanded
Making fishing better one step at a time.
DrownForReal
Drown For Real adds realistic player panic animations when your underwater oxygen bar hits zero. Built for Fabric, it features custom flailing animations that smoothly blend in and out over a fraction of a second using player-animation-lib.
Adrenalin
This mod adds a bit of realism: when you have 2 hearts or less, an adrenaline effect activates for 2 minutes. You run faster, mine blocks quicker, deal more damage, and your screen becomes slightly blurred. After the effect ends, you get nausea for 30 sec
SeaCraft
Explore vast oceans, build ships with physics, and master Create automation in a soulslike world.
Stay Flooded!
A mod that prevents air pockets from forming when submerged blocks are destroyed, perfect for an aquatic playthrough :-)
Living Sponge
Drain and Fill the Oceans with Living Sponges!