Fabric Mods for Minecraft Java
Browse 437 free Fabric mods for Minecraft Java — popular picks include Deeper Oceans: Refabricated, Temperature Bands, Ocean's Delight (Polymer Port).
Step by step: How to install Minecraft Java mods & modpacks
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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!
Ocean's Delight (Polymer Port)
Polymer Port of Ocean's Delight
Ocean Mermaid Statue
Adds a large underwater Ocean Mermaid Statue with drowned and hidden treasure
Sunken Warrior Statue
Adds a Sunken Warrior Statue to the ocean floor

Pickles to Skellys
Client-side Fabric mod for Donut SMP that disguises sea pickles as skeleton spawners and iron chestplates as elytras.
Space's Sponge Crafting Recipe
Adds a vanilla-friendly, ocean-themed crafting recipe for the uncraftable Sponge block.
ElytraSwimFix
Prevents elytra from being activated underwater
Lost Ocean Whale
Adds a lost whale to all ocean biomes
Abandoned Rig
An ocean-themed apocalyptic survival modpack.
Impenduits
Adds weak forcefields powered by Hearts of the Sea
Bathymetry
Visualizes underwater terrain depth through water color.
Boatism
Add new and fully customizable Boat Engines to Minecraft. Traveling by sea will never be the same again!
Villager Viking Ship
Adds 3 new villager viking ships to warm ocean biomes
Sails and Airships: Block-Based Ships
Build and sail custom airships and block-based ships. Salvage shipwrecks, fire cannons, tow boats and mobs, and explore the oceans, skies, or lava seas.
Oceanic Weaponry
This mod adds a few weapons themed around the ocean
BotaniaOverpowered
Infinite Dandelifeon, underwater Entropinnyum with TNT duper, and more
craftable Sponge Tweak
Allows players to craft sponges instead of only finding them in ocean monuments. Mod
Better Oceans and deserts
Generates aquatic structures to liven up oceans.
Crysis Radiation Mod
A simple Fabric mod for the Nucleaquaria roleplay SMP series. This mod introduces radiation to aquatic environments, filling oceans and rivers with new challenges and radioactive danger.
Repurposed Structures - Better Ocean Monuments Compat Port
TelepathicGrunt’s Repurposed Structures - Better Ocean Monuments Compat Datapack ported to Forge, NeoForge, Fabric and Quilt!
PirateDive
Ripoff sea of thieves frfr
DeepSea
Changes boat navigation on ocean regions
Aquatic Torches for Fabric 1.21.1
Waterloggable glow squid torches for Tricky Trials.
Deep Blue
Adds 10 majestic ocean creatures — whales, sharks, giant squid, and more — along with 15 new items including weapons, food, and crafting materials to bring the deep seas to life.
Hana's Plushies
Adds craftable and rare loot plush shark items. 16 for each of the colors and several pride ones.
Mermaid Tropolis
A Fabric 1.20.1 Mermaid adventure!
Oceanic Survival
A single island surrounded by endless seas.
Mako Mermaids Mod
Live your H2O dream! Play as Cleo, Emma, Rikki or Mako characters, use elemental powers, and create your own story!

Maddy's Origins
A comprehensive rework of Origins, replacing the stock origins with 9* new, varied origins. Become a featherweight Avian, a semi-aquatic Amphibian, a durable Construct, a nimble Critter, and more!
Ocean's Delight: Expanded
Expanded version of Ocean's Delight mod by Scouter456. Adds salt production, new seafood recipes, dolphin treats, and fishing loot integration.
Spectral Seas
Swashbuckling! Pirates! Sailing! Magic! So many fish! An exploration pack featuring Small Ships, Spectrum, Hybrid Aquatic, and a bunch of very silly custom content.
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.
Sunken Skeletons
Adds the aquatic Sunken Skeleton from Minecraft Dungeons.
Waterbeds
Introduces a bed that lets you sleep underwater
Toxic Sky & Plastic Seas
Garbage patches in the ocean near you.