Forge Mods for Minecraft Java
Browse 34 free Forge mods for Minecraft Java — popular picks include Aquatic, Mountain Sea and Continent three(山海大陆), Aures - Sea Dwellers.
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Aquatic
Harness the power of the watery depths, adds mechanics that allow you to build underwater and more!
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.
Aures - Sea Dwellers
Underwater villages and sea traders with random generation. Vanilla style.
Dorsal Moon
An add-on for Enhanced Celestials, adding a Moon that aids in ocean exploration for the night.
Simply: Immersive Drowning
Adds an aquatic element of realism to Minecraft!
UnderDasea
A mod that aims to add life to the oceans.
bigfish: ripple
Expand vanilla fishing with new fish, attributes, collection records, bounties, QTE fishing, cooking, placeable food, exploration tools, and progression-focused aquatic gameplay.
One Piece World Like - Mine Piece
Transforms Minecraft into a true One Piece-inspired world with custom oceans, islands, conquest systems, and Grand Line exploration for the Mine Piece mod.
Ore Minus
Customize Minecraft ore spawn rates by biome. Easily set multipliers for vanilla and modded ores (e.g., 2x diamonds in deserts, zero coal in ocean). Essential modpack ore distribution tool.
UnderWater Pressure
This mod adds water pressure mechanic
Create: Flood Pulley
An addon for Create that adds a variant of the Hose Pulley without the bottomless supply mechanic, so you can drain perimeters and fill whole oceans.
Depths Reborn
This mod adds the Nautilus. Work will also be done to add some aquatic mobs and mob votes, such as the crab and The Monster Of The Ocean Depths, as well as others.
Lunar Origins: Wopol
An aquatic Origin for the Origins mod. Requires Lunar Origins Core.

Blue Oceans
Blue Oceans is a technology-adventure mod designed to enhance the player's gaming experience by incorporating real-life items.It also includes some magical items.
Origins: Flying Fish
Flying Fish — fragile aquatic race with 5 ❤️. Breathes underwater (Oxygen resource, 0–100) but suffocates on land. Has built-in elytra, water blades, high swim speed. Weaknesses: fire, slowness on land, oxygen drain in Nether/flight/deserts.
Echo's Chocolate
This Mod is focused on chocolate that has plain chocolate, sea salt chocolate and chocolate with fudge, in dark and milk chocolate.
NauseaPotionMod
This potion is only available in Creative Mode. Tired of missing the Nausea effect in vanilla Minecraft? This mod adds a not craftable Nausea potion—no commands required. Or, if you want it even shorter: Creative-only.
Fish Bonanza Mod (1.21.1, 1.20.1) – New Aquatic Creatures
Fish Bonanza Mod adds a large number of new fish. The mod focuses on increasing variety in what can be caught while fishing, without changing core fishing mechanics. All fish are obtained through regular fishing and integrate naturally into the existing game flow. Features: Adds around 100 new fish types to the game. New fish […]
FireCatGamesUA More Villagers Mod (1.20.1, 1.20) – Diverse Occupations For Villagers
FireCatGamesUA More Villagers Mod is a mod that expands Minecraft's village & villager system, adding new occupations, more diverse trades. Features: The mod adds new professions such as Oceanographer, Netherologist, Forester, Miner, Hunter, Painter, Gardener, Woodcutter, Mechanic, Musician, Baker, Archaeologist… Each profession corresponds to a separate workstation, and if the correct workstation is placed, the […]
Womp's Shellfish Mod (1.21.5, 1.20.1) – Fishing Just Got An Upgrade
Womp's Shellfish Mod adds new life into Minecraft’s oceans, lakes, and beaches by adding 9 new shellfish, 6 aquatic plants, and 30+ food items. It introduces a new fishing mechanic with shellfish traps and overhauls water-based worldgen. Features: 9 new shellfish that spawn across oceans, rivers, and beaches. 6 new aquatic plants for better underwater […]
Paranoia Mod (1.20.1, 1.19.2) – Injury, Hunger, Inclement Weather, Darkness
Paranoia Mod introduces a dynamic paranoia mechanic. It activates under specific adverse conditions such as injury, hunger, inclement weather, darkness, and underground or underwater exploration. When triggered, the mod induces a state of heightened tension through various unsettling effects. Consequently, players will face challenges including the inability to sleep, persistent mob pursuit, and unpredictable sensory […]
Yakurum Mod (1.20.1) – Conquer The Depths
Yakurum Mod is an expansive water-themed mod that brings boss fights, powerful armor, unique weapons, and mystical creatures into your Minecraft world. Explore aquatic structures, battle ferocious sea monsters, and harness new resources to craft legendary gear. Features: Mysterious structures scattered across the world, holding secrets to uncover. Unique mechanics that enhance survival and combat. […]
Big Fish Mod (1.20.1, 1.19.4) – Better Fishing Experience
Big Fish Mod introduces new fish species into Minecraft's waters, enhancing the fishing and aquatic exploration experience. This mod adds larger, more detailed fish that can be found in various biomes, making the underwater world feel more vibrant and dynamic. Features: New fish species with unique designs. Improved fishing mechanics for better immersion. Aquatic biodiversity […]
Cubic Racers Mod (1.20.1) – Versatile Vehicles for Land, Water, and Air Racing
Cubic Racers Mod brings the excitement of kart racing, offering an experience for beloved classic racing games. This mod adds customizable karts that can race on land, underwater, and even in the air, so you can organize a race on any surface. Players can enjoy drifting mechanics for mini-boosts, adding a strategic layer to races. […]
Endless Ocean Adventures Mod (1.16.5) – New Exotic Fish Types
Endless Ocean Adventures Mod enhances the aquatic part of Minecraft, creating a world where players can experience the vastness of the ocean. Here, you can encounter new fish, items, and blocks, and explore new mechanics. With this mod, you can once again embark on underwater exploration and even decorate your home by creating your own […]
Let Fish Love Mod (1.20.1, 1.19.2) – Aquatic Ecology Evolved, Experience Fish Breeding
Let Fish Love Mod revolutionizes aquatic life in Minecraft by introducing a captivating breeding mechanic for fish, allowing players to witness the natural cycle of reproduction within their virtual aquatic environments. With this mod, players can now create fish farms and utilize fish more readily in the game, adding depth and realism to underwater gameplay. […]
Thin Air Mod (1.20.4, 1.20.1) – Survive or Suffocate
Prepare for an air-tight challenge with Thin Air Mod the Minecraft new feature that takes your survival skills to new heights-literally. This unique mod introduces hardcore air mechanics that add an extra layer of realism and difficulty to your gameplay. As you venture away from the world's sea level, breathing becomes increasingly challenging, turning cave […]
Aqua Combat Mod (1.20.1, 1.19.2) – Integrate Weapons from Aquamirae with Better Combat
Aqua Combat Mod is an addon that connects the Aquamirae mod and the Better Combat mod. The mod focuses solely on integrating weapons from Aquamirae into Better Combat's combat mechanics, making gameplay more compatible and effective in underwater environments. Features: All weapons in Aquamirae are fully supported, allowing the use of new combat moves (such […]
Tameable Beasts Mod (1.20.1, 1.19.2) – Flying with the Phoenix
Tameable Beasts Mod allows you to tame some of Minecraft mobs. This one man project mod brings back Minecraft's wasted tame mechanic. Features: Racoon Racoons are found in forests and they are tamable with melon slices, eggs are used to breed them Penguin Penguins are found in frozen oceans and they are tamable with salmon […]
Aqua Acrobatics Mod (1.12.2) – Fancy Swimming, Elegant Sneaking
Aqua Acrobatics Mod is a direct port of the new movement features added in modern versions of Minecraft, most notably the swimming mechanic. Features: Swimming is triggered when the player starts to sprint while underwater. Both the increase in speed as well as the fancy animation make traversing bodies of water a lot more fun. […]
Better Drowning Mod (1.16.5, 1.15.2) – Tweaks The Drowning And Water Mechanics
Better Drowning Mod the ocean and changes water mechanics. Exploring under the ocean is always one of the great experiences for players; under the ocean, there will be abandoned structures with treasures; or wrecked ships and abandoned chests. But adventure into the sea is too easy; you can easily survive without worrying, and the cost […]
Depth: Hidden World Mod (1.17.1, 1.16.5) – The World Beneath
Depth: Hidden World Mod comes with a new storyline for the game, together with a multitude of unique and new items, armors, and mechanics that pertained to the abyss and the pressure of the sea. To really comprehend the scope of the dangerous players are about to encounter, imagine a huge part of the ocean […]
Abyss Voice Mod 1.12.2 (The Amazing Underwater World)
Abyss Voice Mod 1.12.2 is a mod that improves the gaming component of the underwater world. It adds resources, mechanics, and recipes. Features: New Materials. New Food. New Advancements. Decorative Blocks. Mod completely about the underwater world. Adds the more things for player`s discoveries. And more… Screenshots: Abyss Voice Mod 1.12.2 Download Links For Minecraft […]
Subaquatic
Adds lots of ocean related things to 1.12.2! Including real ocean biomes, bug fixes, new mechanics, and more!