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Minecraft Java 1.20 Mods

Browse 248 free mods for Minecraft Java 1.20 — popular picks include Sea of Pillagers, Submersed Map (26.2, 1.20.1) – Escape the Ocean Floor and Rebuild Society, Agathaumas's Dinosaur Pack (Aquatic update).

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S
1.20.1forge

Sea of Pillagers

An adventure across an ocean teaming with life, monsters and pirates.

781downloads
S
1.20.1

Submersed Map (26.2, 1.20.1) – Escape the Ocean Floor and Rebuild Society

Features: This map offers a list of challenges to complete. Can you do them all? Repair the broken submarine. Start farms for trees, melons, wheat, and pumpkins. Explore the mysteries of sunken ships. Build a mob grinder for resources. Construct a barn for animals and a beach house on the island. Set up an enchanting […]

Agathaumas's Dinosaur Pack (Aquatic update)
1.20.1forge

Agathaumas's Dinosaur Pack (Aquatic update)

adds over a dozen new dinosaurs and other creatures so far

25kdownloads
Womp's Shellfish Mod
1.21.11neoforge

Womp's Shellfish Mod

(Fabric / Forge / NeoForge) Adds several types of shellfish to the game, enhancing aquatic life and ambience.

22kdownloads
Sea Myths: Legendary Ocean Monsters & Bosses Creatures
1.20.1forge

Sea Myths: Legendary Ocean Monsters & Bosses Creatures

Face the Leviathan, Kraken, Bloop, Protector, and Sea Eater! Adds 7 massive ocean bosses and sea monsters with powerful scale armor. Includes rideable Bloops!

15kdownloads
Aino's Underwater Adventures (Mermaid & Siren)
1.20.1forge

Aino's Underwater Adventures (Mermaid & Siren)

An underwater-themed modpack focused on playing as a mermaid or siren, featuring ocean exploration, magic, creatures, and aquatic building.

14kdownloads
Aquatic Nightmares
1.20.1forge

Aquatic Nightmares

This mod will (eventually) add several new creatures to your world!

8.5kdownloads
Luvstar's Sirencraft
1.20.1forge

Luvstar's Sirencraft

A mystical, dark, yet beautifully celestial Minecraft modpack focused on exploring the deep ocean as an underwater creature.

6.1kdownloads
Biological Wonders: A ZAWA Addon
1.20.1forge

Biological Wonders: A ZAWA Addon

ZAWA Addon for Minecraft 1.16.5 and 1.20.1 that adds various ocean-based/aquatic species. Must be used alongside the ZAWA Evolved mod.

5.1kdownloads
Dwellers Of The Deep
1.19.2neoforge

Dwellers Of The Deep

Adds 3 sea creatures and 1 penguin-like creature to scare you

4.1kdownloads
Annie Angel's Mermaidia
1.20.1forge

Annie Angel's Mermaidia

Mermaidia is a Minecraft modpack themed around mermaids and other mythical creatures. Explore the ocean depths as a mermaid and meet all kinds of aquatic creatures along the way!

3.8kdownloads
Fantastic Fishery
1.21.1neoforge

Fantastic Fishery

An addon for Hybrid Aquatic that adds various imaginary fish

3.6kdownloads
Scarlet's Manatees
1.20.1forge

Scarlet's Manatees

Are your oceans too empty? Add some sweet gentle giants into your world, Manatees!

3.4kdownloads
Deadliest Ocean
1.20.1forge

Deadliest Ocean

Transforms Minecraft into a deadly ocean world packed with sea creatures

2.8kdownloads
types of sharks
1.20.1forge

types of sharks

adds 5 new sharks to game. hammer head, basking and more

1.4kdownloads
Archosaur Survival
1.20.1forge

Archosaur Survival

Archosaur Survival reimagines classic Minecraft by adding custom trees, animals, improved farming and cooking, and toggleable combat. Experience realistic ocean physics, dynamic weather with storms and tornadoes, custom furniture, and detailed blocks.

1.3kdownloads
Aquatic Oddities
1.20.1forge

Aquatic Oddities

More aquatic life for your water

1.0kdownloads
Mystic Corsairs
1.20.1forge

Mystic Corsairs

A pirate-themed modpack featuring mythical sea creatures, deadly adventures, customizable ships, and intense battles with other pirates.

968downloads
Black Sea Bass AKA Tuna
1.20.1forge

Black Sea Bass AKA Tuna

Adds in dragons, dinosaurs, and anything my friend's kid requests.

942downloads
Enderberry :return safe location +teleport animals or villagers,  alternative to Carry On /home /back /spawn
1.21.1neoforge

Enderberry :return safe location +teleport animals or villagers, alternative to Carry On /home /back /spawn

temporary alternative to Carry On ,recall bed,home command. allows players to bind and teleport animals, villagers, and aquatic creatures to desired locations, simplifying mob logistics.move mobs,portable mob,relocate,pick up

931downloads
update aquatic part 2
1.21forge

update aquatic part 2

this mod overhauls the entire ocean biome :}

883downloads
Depths Reborn [Nautilus]
1.20.1forge

Depths Reborn [Nautilus]

This mod adds the Nautilus to versions prior to its update, as well as other aquatic mobs.

828downloads
Cryptid Waters
1.20.1forge

Cryptid Waters

Dive into the eerie depths and mysterious lands of Cryptid Waters, a Minecraft modpack that introduces a wealth of new content, from the tiniest fish to colossal eldritch sea monsters, transforming your Minecraft world into a rich, immersive experience.

794downloads
Sharkberry Adventures
1.20.1forge

Sharkberry Adventures

An exploration-focused survival pack. Brave new dimensions, tough dungeons and bosses, smarter mobs, and Tetra-based gear in a highly immersive, living world.

528downloads
Abyssal Horizon Mod (1.21.11, 1.20.1) – Build Underwater Bases in an Oceanic
1.21.11

Abyssal Horizon Mod (1.21.11, 1.20.1) – Build Underwater Bases in an Oceanic

Abyssal Horizon Mod introduces a deep ocean dimension filled with underwater biomes, aquatic creatures, and sunken structures. This mod provides a dedicated aquatic realm where players can build underwater bases, tend submerged farms, and challenge a dangerous sea boss. It includes water-friendly items like waterproof doors, customizable chandeliers, and unique marine minerals. Features: Adds four […]

Hadopelagic Reach Mod (1.21.1, 1.20.1) – Survive Deep Ocean Depths
1.21.1

Hadopelagic Reach Mod (1.21.1, 1.20.1) – Survive Deep Ocean Depths

Hadopelagic Reach Mod transports players into a deep underwater realm filled with dark biomes, dangerous predators, and giant bosses. Players enter this aquatic world by entering a typhoon, encountering extreme water pressure, toxic zones, and hidden chasms. The mod adds tameable sea life, mountable sea creatures, rare crafting ores, and powerful combat gear tailored for […]

Abyssal Echoes Unbound Mod (26.2, 1.20.1) – Swim Through Sunken Temples
1.20.1

Abyssal Echoes Unbound Mod (26.2, 1.20.1) – Swim Through Sunken Temples

Abyssal Echoes Unbound Mod adds over a hundred vanilla-style structures to oceans and water biomes. You can swim through sunken ruins, ancient shipwrecks, ocean temples, and drifting wooden rafts to find hidden loot. Every building uses regular blocks and mobs so it fits naturally into any world. It works on the server side as well, […]

Integrated Seven Seas Data Pack (1.21.1, 1.20.1) – Battle Hostile Pirate Ships
1.21.1

Integrated Seven Seas Data Pack (1.21.1, 1.20.1) – Battle Hostile Pirate Ships

Integrated Seven Seas Data Pack overhauls the structures from When Dungeons Arise – Seven Seas. It decorates ship interiors using blocks and items from Create, Quark, Supplementaries, and Farmer's Delight. The data pack adds more monsters inside each vessel and balances chest loot for survival gameplay. Every ship now spawns only in deep ocean waters […]

Pelagic Prehistory Mod (1.21.1, 1.20.1) – Revive Prehistoric Sea Monsters
1.21.1

Pelagic Prehistory Mod (1.21.1, 1.20.1) – Revive Prehistoric Sea Monsters

Pelagic Prehistory Mod adds prehistoric sea creatures and fossil excavation to ocean biomes. It lets you search the sea floor for ancient sediment to extract DNA and bring extinct marine animals back to life. You can also find living cuttlefish and dugongs, plant ancient trees, and craft specialized revival machinery. Revived animals safely drop as […]

Fantastic Fishery Mod (1.21.1, 1.20.1) – Swim with Imaginary Creatures
1.21.1

Fantastic Fishery Mod (1.21.1, 1.20.1) – Swim with Imaginary Creatures

Fantastic Fishery Mod expands Hybrid Aquatic with new imaginary sea creatures. It adds a brand new underwater biome full of strange coral and unique fungal fish. You can explore deep ocean trenches or frozen waters to find peculiar animals hiding in the dark. The addon even lets you turn the saddest fish in the world […]

Ocean Depths Quests & Ocean Mods Modpack (1.20.1) – Survive The Deep Blue Sea
1.20.1

Ocean Depths Quests & Ocean Mods Modpack (1.20.1) – Survive The Deep Blue Sea

Ocean Depths Quests & Ocean Mods Modpack replaces the dry land of normal Minecraft with a massive, deep ocean world to explore. You will find yourself on a planet that is mostly water, filled with dangerous sea monsters, hidden ruins, and beautiful underwater biomes. With a full quest system to guide you, this Forge pack […]

Whaleborne Mod (1.21.1, 1.20.1) – Turn Giant Ocean Creatures Into Living Pirate
1.21.1

Whaleborne Mod (1.21.1, 1.20.1) – Turn Giant Ocean Creatures Into Living Pirate

Whaleborne Mod introduces a massive new creature to the deep oceans called the Hullback. This mod lets you find these gentle giants, clean them up, and turn them into living pirate ships. You can sail across the seas on the back of your new friend, complete with custom sails, cannons, and cargo space for your […]

Better Fishtanks Mod (26.1.2, 1.20.1) – Build Massive Aquariums for Your Pet
1.20.1

Better Fishtanks Mod (26.1.2, 1.20.1) – Build Massive Aquariums for Your Pet

Better Fishtanks Mod lets you build custom aquariums to keep your favorite underwater pets. This mod adds special glass tanks that connect together to make huge habitats for any fish you catch. You can decorate the tanks with plants, rocks, and even sunken ships to make them look amazing. It also adds a fun system […]

Spoduo the Spores Mod (1.20.1) – Battle Ancient Sea Life in a Strange Fungal
1.20.1

Spoduo the Spores Mod (1.20.1) – Battle Ancient Sea Life in a Strange Fungal

Spoduo the Spores Mod adds a massive new dimension based entirely around strange plants and fungi. It gives you a colorful new world to explore filled with unique biomes, hidden ores, and dangerous dungeons. You can dive into oceans filled with ancient sea creatures, craft new types of armor, and build bases with bright new […]

Sea Myths Legendary Ocean Monsters & Bosses Creatures Mod (26.2, 1.20.1)
1.20.1

Sea Myths Legendary Ocean Monsters & Bosses Creatures Mod (26.2, 1.20.1)

Sea Myths Legendary Ocean Monsters & Bosses Creatures Mod spawns massive terrifying creatures into your deep sea biomes. This mod fills the waters with seven giant bosses and monsters, from the towering Kraken to the friendly Bloop. You can fight these giant beasts to collect their scales and craft powerful armor sets and weapons to […]

Shinea L's Prehistoric Expansion Mod (1.21.8, 1.20.1)
1.21.8

Shinea L's Prehistoric Expansion Mod (1.21.8, 1.20.1)

Shinea L's Prehistoric Expansion Mod fills your world with ancient dinosaurs, extinct animals, and mythical beasts. Each creature gets its own special animations, daily habits, and useful drops to make survival more exciting. Features: Tameable Mounts: You can tame a Triceratops with ferns or ride a Hippocampus across the ocean using fish. New Survival Gear: […]