Forge Mods for Minecraft 1.21
Browse 47 free Forge mods for Minecraft 1.21 — popular picks include YUNG's Better Ocean Monuments (Forge/NeoForge), YUNG's Better Caves (Forge/NeoForge), Aquamirae [Neo/Forge Edition].
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YUNG's Better Ocean Monuments (Forge/NeoForge)
A complete redesign of Minecraft's ocean monuments!
YUNG's Better Caves (Forge/NeoForge)
Overhauled cave generation, underground lakes and rivers, lava oceans, and more!
Aquamirae [Neo/Forge Edition]
Ship graveyard with terrible deep sea creatures!
Illager Warship
Adds a big illager warship to the oceans
Hopo Better Underwater Ruins
Explore new ocean ruins to your world
Awesome Dungeon Ocean edition - Forge
This mod adds dungeons to your ocean. (🆕 NEW Structure added 3 boat)
Realm RPG: Sea Dwellers
Underwater villages and sea traders with random generation. Vanilla style.
Underwater Village - Oceanic Structures
Discover a lot of new oceanic structures!
Hybrid Aquatic
A mod that expands upon Minecraft's aquatic life
Unusual Fish
Adding fictional fish and other aquatic creatures!
More Useful Copper - MAJOR UPDATE 3.0!
New uses for copper, such as statues, aquatic redstone, and many other tools!
DarkTides - RPG Breathe Underwater (Origin Friendly)
RPG Theme, Equip a Diamond Shovel in offhand and gain Water Breathing, Fast Swimming and Night Vision. Great for water based Origins!
Mermod (NeoForge)
Adds a necklace that gives players mermaid tails upon contact with water.
Simple Diving Gear
A simple mod for adding gear to ease working underwater.
Myths of The Sea - Mythology Mobs!
Discover new mythological aquatic creatures, such as the Leviathan, the Kraken, the Hippocampus, and many more!
Ocean Lily Pad Village
Adds villages floating on giant lily pads to ocean biomes.
Illager War Trireme
Adds an Illager War Trireme to warm ocean biomes
Ocean World Dimension
Explore an endless ocean in the Deep Sea dimension!
Aquatic Creepers
New creepers that can appear in the oceans! Discover the new items and increase the difficulty of the ocean.
L's Ocean Trader
adds a new villager, the Ocean Trader and his lighthouse
Old fisherman swamp house
adds an old fisherman’s house to swamp biomes, with villagers and aquatic mobs beneath it
Villager Warship
Adds a big villager warship to the oceans
Lost Ocean Colosseum Runes
Adds a Lost Ocean Colosseum Runes to warm Ocean Biomes
Illager Viking Longship
Adds an Illager Viking Longship to cold ocean biomes.
Asian Illager Ship
Adds an Asian Illager Ship to Ocean Biomes
Treasures of the dead
This is a mod that adds new pirate enemies, structures and many other features, inspired by Sea of thieves.
Skeleton Ghost Ship
Adds a skeleton crewed ghost ship that spawns in ocean biomes
Villager Rafts
Adds stranded Villagers drifting across the oceans on wooden rafts.
fapdos' Aquatic Additions
Adds many new fish creatures and underwater decorations to the game
Ocean's Delight Reforged
Ocean's Delight is an addon mod for Farmer's Delight based around adding culinary content to the ocean!
Illager Battleship
Adds an illager battleship to Ocean Biomes
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
Lost Ocean Whale
Adds a lost whale to all ocean biomes
Medieval Empires Official
Build, battle, and rule your empire! 🏰⚔️ Lead villagers, forge armies, and wage war across ages—from swords to muskets. Face rival kingdoms, sea beasts, and dragons in a world where only the strongest leaders survive. Will you rise… or burn?
Villager Viking Ship
Adds 3 new villager viking ships to warm ocean biomes