Fabric Mods for Minecraft 1.21
Browse 30 free Fabric mods for Minecraft 1.21 — popular picks include Illager Warship, Underwater Village - Oceanic Structures, Hybrid Aquatic.
Updated daily
Illager Warship
Adds a big illager warship to the oceans
Underwater Village - Oceanic Structures
Discover a lot of new oceanic structures!
Hybrid Aquatic
A mod that expands upon Minecraft's aquatic life
Myths of The Sea - Mythology Mobs!
Discover new mythological aquatic creatures, such as the Leviathan, the Kraken, the Hippocampus, and many more!
Illager War Trireme
Adds an Illager War Trireme to warm ocean biomes
Aquatic Creepers
New creepers that can appear in the oceans! Discover the new items and increase the difficulty of the ocean.
Old fisherman swamp house
adds an old fisherman’s house to swamp biomes, with villagers and aquatic mobs beneath it
Animal Garden - Manatee
This mod adds the gentle giant the manatee(sea cow) into the game.
Animal Garden - Sea Otter
Adds tamable Sea Otter into the game, that will fight and protect you.
Animal Garden - Bull Shark
This mod adds the aggressive underwater creature, the bull shark into the game.
Animal Garden - Harp Seal
This mod adds the harp seal as tamable mob to the frozen ocean biome!
Animal Garden - Narwhal
This mod adds the unicorns of the sea, the narwhals to the frozen ocean biomes.
Sea Life
Bring oceans and rivers to life with new fish, items, and underwater machinery.
Wild Animals
This datapack adds elephants, jellyfishes, sharks and more, without causing lag to the server! No resource pack required
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.
Sunken Skeletons
Adds the aquatic Sunken Skeleton from Minecraft Dungeons.
Cyra
A Minecraft mod that reveals the secrets of the ocean!
Aquatic Shulkers
Shulkers generate in deep oceans like clams
Shell Seekers
Adds 7 types of shellfish to ocean floors with pearls that summon Endermen when thrown.
Motley Fins
Updates aquatic biomes, adding blocks and a new mob!
Monster Origins
(WIP) Minecraft 1.20.1 (and now 1.21.1) / Fabric addon for Origins that adds four origins Arachne (a humanoid spider), Medusa (a gorgon), Harpy (a storm-wind bird-woman), and Mermaid (a singer of the deep) each built around a different playstyle
Water Enhanced
Expands ocean gameplay with new resources, gear, and aquatic mechanics while staying true to vanilla.
Aqua Verse
AquaVerse expands aquatic biodiversity of minecraft
Gamingbarn's Zombies Mod (1.21.11, 1.20.6) – Faster, Stronger, and Expandable Zombies
Gamingbarn's Zombies Mod redefines gameplay by replacing default monsters with highly powerful, fast, and adaptable zombies. These enhanced zombies have special abilities, including block-breaking, acid-spitting, and bridge-building. Water becomes a new danger zone as Water Zombies spawn day and night, moving with extreme speed in aquatic environments. Fire serves as the primary weakness for most […]
Vanilla Shutters Mod (1.21.11, 1.21.1) – 15 Shutter Variants
Vanilla Shutters Mod adds a versatile and decorative way to control light and privacy in your Minecraft builds. Whether you want to enhance your home’s aesthetics, manage light in underwater structures, or add a functional toggle to your mob farm, this mod has you covered. With 15 different variants, these shutters are waterloggable, support redstone […]
Mythical Origins Mod (1.21.1, 1.20.1) – Based Around Popular Mythical Beasts
Mythical Origins Mod is an addon for the Origins mod, it adds 5 new origins, which are all based around classic mythical creatures. It has 5 origins included, which are "Werewolf", "Mermaid", "Dragon", "Elf", and "Fairy". Features: Werewolf Werewolf Activate – When night strikes, you are able to activate a series of powers that help […]
This Boat is MINE! Mod (1.21.1, 1.20.1) – Eject Mobs from Boats
Picture this: you're exploring the serene waters of Minecraft's vast oceans or tranquil rivers in your trusty chest boat. You've packed essential supplies in the boat's chest, ready for your next grand adventure. But suddenly, your pet wolf hops aboard your boat without an invitation. Now, you're faced with a choice that seems to have […]
MegaGanDon
MegaGanDon is a giant aquatic mob (megalodon) for Fabric 1.21.x: realistic swimming, neutral behavior with aggro when attacked, jumping on land, spawning eggs, sponge drops, and localization. Lightweight and customizable.
Womp's Shellfish Mod
(Fabric / Forge / NeoForge) Adds several types of shellfish to the game, enhancing aquatic life and ambience.
Fantastic Fishery
An addon for Hybrid Aquatic that adds various imaginary fish