Fabric Mods for Minecraft Java
Browse 286 free Fabric mods for Minecraft Java — popular picks include Hold Your Breath, Unecological Methods, Gods Of Olympus.
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Hold Your Breath
When you go underwater in-game, you need to hold your breath in real life.
Unecological Methods
Immersive Engineering addons which allows the disposal of chemicals into the ocean.
Gods Of Olympus
Gods of the sky and sea
resurfaced
Making underwater exploration easier in a simple way
Chubby Blåhaj | not only anymore!
Chubby version of toy shark, Blåhaj. and other plushy.
Loggerhead Luminancies
Adds a sea lantern variant crafted using scutes that can float in water.
Shell Seekers
Adds 7 types of shellfish to ocean floors with pearls that summon Endermen when thrown.
Blunderbombs
Bring the chaos of Blunderbombs from Sea of Thieves into Minecraft Comes in both damaging and non-damaging variants!
Seafarer[Fabric]
A port of the Seafarer[Forge] Version. This is a mod that aims to improve the Minecraft Oceans and its surroundings.
Fishbowl
Adds a fishbowl curios equipable that allows merfolk and other ocean-dwelling origins to breathe on land.
MOS - Moog's Ocean Structures
100+ vanilla style ocean structures. Dive through Atlantean ruins, ancient shipwrecks, ocean temples, and drifting rafts for loot and adventure.
Cobblemon Breathers
Pokemon Anime inspired underwater ReBreathers to make your Adventure safer!
Pets Load Chunks
Loads the chunks tamed pets are in, enabling use of them as chunk loaders while they're sitting around and fixing teleportation across oceans.
CinderStride – Lava Walker
A rare Bastion relic grants Lava Walker boots, letting you walk across lava and turn the Nether’s oceans into your highway.
Single Island Generator
A Minecraft world generation mod that adds an Island world type, generating an ocean-only world with one randomly generated survival island.
Aquaticworld
This mod adds 5 new creatures to diversify the oceans.The mod will also add 9 new structures and their prehistory.The mod is based on the game "Subnautica"
Improved Rails (TURNABLE POWERED RAILS)
Underwater-version Rails! Rails that's always activated!
Pride Blåhaj Backport
Backports the Blahåj Replushed mod's newer pride sharks to 1.20.1.

Oceanic sword remastered
Adds a mythical pirate blade to your world allowing you to harness the power of the seas.
Raft Flotsam - Ocean Salvage
Bring Raft-inspired ocean flotsam to Minecraft! Collect floating debris, barrels and crates while sailing, swimming or exploring the open sea.
RC GameShark (Cobblemon)
RC GameShark is a client-side tracking mod for Cobblemon that helps you locate and hunt specific Pokémon more efficiently. It scans nearby spawns and provides real-time visual and audio cues to guide you directly to them.
Blood in the Water
A mod that adds new and possibly deadly aquatic mobs to Minecraft!
Waterbed
Introduces a bed that lets you sleep underwater
Better Turtle Helmets
Reworks the turtle helmet to provide continous water breathing underwater at the cost of losing durablility overtime.
oceans biomes
Create worlds made entirely of oceans with a simple configuration screen. Choose the ocean biome, tweak depth, and enable or disable islands and ocean structures.
Waterlogged Beds
Allow beds to be waterlogged for more immersive underwater builds
TooMuchOcean
Fabric mod that allows the chance of ocean conversion to land to be controlled via a config
Redstone Underwater
Redstone can now be waterlogged!
Exodus 14:27
Fixes MC-278019 bug to restore sea level in superflat worlds.

Water World - Atolls
Water World - Atolls is an immersive Minecraft mod (Fabric) that breathes life into ocean biomes by introducing procedurally generated Atoll structures, complete with custom villager AI behaviors, dynamic fishing, and unique blocks to ease water buildin
Legacy Boat Ruins
Boat Ruins Mod — three shipwreck variants spawn in ocean biomes with five loot tables. Cartographers sell maps to the nearest ruin.

Simple Mermaid Tails
This Mod adds Mermaid Tails, thats it. This is kinda a fork from my Mako Mermaids Mod but without the Powers etc.
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!
Fruit of Thieves
A mod that adds fruit from sea of thieves
Submarines'n Torpedoes
Adds submarines with sonar, homing torpedoes, and underwater combat to Minecraft.
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.