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Forge Mods for Minecraft 1.20

Browse 38 free Forge mods for Minecraft 1.20 — popular picks include Aquamirae [Neo/Forge Edition], Illager Warship, Realm RPG: Sea Dwellers.

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Aquamirae [Neo/Forge Edition]
1.21.1neoforge

Aquamirae [Neo/Forge Edition]

Ship graveyard with terrible deep sea creatures!

46Mdownloads
Illager Warship
1.21.1neoforge

Illager Warship

Adds a big illager warship to the oceans

12Mdownloads
Realm RPG: Sea Dwellers
1.21.1neoforge

Realm RPG: Sea Dwellers

Underwater villages and sea traders with random generation. Vanilla style.

7.4Mdownloads
Underwater Village - Oceanic Structures
1.21.11neoforge

Underwater Village - Oceanic Structures

Discover a lot of new oceanic structures!

4.7Mdownloads
Hybrid Aquatic
1.21.1neoforge

Hybrid Aquatic

A mod that expands upon Minecraft's aquatic life

4.7Mdownloads
Unusual Fish
1.21.1neoforge

Unusual Fish

Adding fictional fish and other aquatic creatures!

3.9Mdownloads
Myths of The Sea - Mythology Mobs!
1.21.1neoforge

Myths of The Sea - Mythology Mobs!

Discover new mythological aquatic creatures, such as the Leviathan, the Kraken, the Hippocampus, and many more!

854kdownloads
Deep Blue: A Bettas & Aquatics Addon!
1.20.1forge

Deep Blue: A Bettas & Aquatics Addon!

Adds large ocean creatures to the DragN’s Bettas & Aquatics mod!

822kdownloads
Illager War Trireme
1.21.11neoforge

Illager War Trireme

Adds an Illager War Trireme to warm ocean biomes

761kdownloads
Oceanic Realms
1.20.1forge

Oceanic Realms

make your ocean more vibrant

621kdownloads
Aquatic Creepers
1.21fabric

Aquatic Creepers

New creepers that can appear in the oceans! Discover the new items and increase the difficulty of the ocean.

608kdownloads
L's Ocean Trader
1.21.8neoforge

L's Ocean Trader

adds a new villager, the Ocean Trader and his lighthouse

395kdownloads
Old fisherman swamp house
1.21.11fabric

Old fisherman swamp house

adds an old fisherman’s house to swamp biomes, with villagers and aquatic mobs beneath it

273kdownloads
Asian Illager Ship
1.21.8neoforge

Asian Illager Ship

Adds an Asian Illager Ship to Ocean Biomes

75kdownloads
Treasures of the dead
1.21.1neoforge

Treasures of the dead

This is a mod that adds new pirate enemies, structures and many other features, inspired by Sea of thieves.

71kdownloads
Mountain Sea and Continent three(山海大陆)
1.20.1forge

Mountain Sea and Continent three(山海大陆)

It includes level enhancement, independent attribute system and damage mechanism, magic modification against enemies and creatures, complete upgrade and development system, and constantly improving building structure for players to explore.

50kdownloads
fapdos' Aquatic Additions
1.20.1forge

fapdos' Aquatic Additions

Adds many new fish creatures and underwater decorations to the game

32kdownloads
Sirens Of The Deep
1.20.1forge

Sirens Of The Deep

The mod adds sirens to the overworld oceans

24kdownloads
[Alone on a Raft] Ocean Survival
1.20.1forge

[Alone on a Raft] Ocean Survival

A perfect ocean survival modpack for a "100 Days" challenge!Explore a world of vast islands, craft an ever-growing boat, and survive dangerous sea creatures.

11kdownloads
Subnautica in MC
1.20.1forge

Subnautica in MC

Dive into a fully immersive Subnautica-inspired world in Minecraft! Explore alien oceans, build futuristic underwater bases, and survive mysterious creatures in stunning, shader-enhanced waters!

9.1kdownloads
Aquatic Origins
1.20.1forge

Aquatic Origins

A origin mod addon, that adds aquatic like creatures to the game, mostly focused aorund sharks

6.1kdownloads
Olven's Deep End
1.20.1forge

Olven's Deep End

Adds NEW void-ocean content and progression to the depths of The End. New MOB: Eldermen, reputation+quest system, Special void vishing, fishing crates, rifts, teleporters, materials, legendary weapons, new stalking monster + More!

4.3kdownloads
Useful Sharks
1.21.1neoforge

Useful Sharks

I added sharks because mojang won't

2.6kdownloads
Sage's Ocean Adventure Pack
1.20.1forge

Sage's Ocean Adventure Pack

Build a functioning ship and explore the seven seas as a Pirate, or explore the depths of the ocean as a mermaid or another creature. Build an empire or a secret base. This pack centers around the ocean.

756downloads
Spiral of Jujutsu
1.20.1forge

Spiral of Jujutsu

The Jujutsu sorcerers are stranded on a island where cursed waters hide sea monsters and nighttime mobs grow larger every day. With limited resources, they must survive, fight, and uncover the curse before the island overwhelms them.

614downloads
StaffCraft: Evolution
1.20.1forge

StaffCraft: Evolution

StaffCraft: Evolution adds 10+ unique magical staffs with insane abilities. Freeze enemies, bend reality, summon meteors, control the ocean and more! Collect shards from mobs, craft powerful staffs, and battle friends in the arena with the /vs system. ⚔️

563downloads
Monsters And Girls Secrets Of Mermaids Mod (1.20.1, 1.19.2) – Tamable Mermaids
1.20.1forge

Monsters And Girls Secrets Of Mermaids Mod (1.20.1, 1.19.2) – Tamable Mermaids

Mermaids are half-human half-marine mythical life forms that can live on both land and water. They can be commonly seen in cartoons and fairy tales. Do you wish to see mermaids in your game? If the answer is yes, Monsters And Girls Secrets Of Mermaids Mod is for you. As the name suggests, this mod […]

S
1.20.1forge

Sea of Pillagers

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

778downloads
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
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
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
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
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