Forge Mods for Minecraft 1.21
Browse 141 free Forge mods for Minecraft 1.21 — popular picks include Lost Ocean Whale, Medieval Empires Official , Villager Viking Ship.
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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
Sharkbite Tulips
Adds shark-themed tulips! Great for shark and flower lovers!
craftable Sponge Tweak
Allows players to craft sponges instead of only finding them in ocean monuments. Mod
Better Oceans and deserts
Generates aquatic structures to liven up oceans.
Over the Sea | Underwater Adventures!
Facing new aquatic dangers in a world made up entirely of water and small islands floating on it.
Scuba Diving Suit
Scuba Gear adds a functional diving suit designed for underwater exploration, explore the ocean with confort in a vanilla way.
Dweller Nautilus (Horror)
This mod adds a new monster to the ocean. Nautilus Dweller Cursed Drowned Cursed Nautilus Shell and signs
SHARKSQUAD - True Heroes
A modpack for the SharkSquad - True Heroes project
Repurposed Structures - Better Ocean Monuments Compat Port
TelepathicGrunt’s Repurposed Structures - Better Ocean Monuments Compat Datapack ported to Forge, NeoForge, Fabric and Quilt!
Useful Sharks
I added sharks because mojang won't
Ocean Village
This mod will add a new type of village - Ocean Village
SBW Advanced Warfare (Working on another model update))
Adds a lot of very well made vehicles from air to ground to sea
Water & Lava Remover
Removes water, lava, and certain aquatic plants within the specified area.
Ocean Giants
“Enhances the size and power of aquatic creatures from Alex's Mobs and Ben's Sharks to create epic sea battles.”
Great White Shark
This mod adds simple great white shark
Ocean Floating Lifebelts
Adds 9 new floating lifebelts to ocean biomes
fishies in the sea
modpack centered around building with some adventure aspects
Sharky Lib
A complete lib for server management!
Cinch's Extra Torches
This mod adds two new types of torches that can be placed underwater. They are glowstone and glow ink torches.
Tidemark Additions
Minecraft mod for Forge that adds a few aquatic features: two new mobs, new armor and tool sets, items, effects, and achievements
Epic Terrain Compatible Mod (1.21.11, 1.20.1) – Climb Real Alpine Peaks
Epic Terrain Compatible Mod transforms your world with huge, realistic landscapes. It is a special version that works with the TerraBlender mod. You'll find massive mountains, winding rivers that cut through the land, and steep cliffs by the ocean. The changes go underground too, with new caves and magma rivers. Features: Adds huge, tall mountains […]
Clear Vision Mod (1.21.11, 1.21.1) – Maximized Brightness And Clarity
Clear Vision Mod grants players a continuous Night Vision effect, which is particularly useful for navigating caves, exploring underwater areas, or simply playing during the night. This feature ensures that players have clear visibility in all dark environments, reducing the need for torches or other light sources. Features: Provides continuous Night Vision, ensuring clear sight […]
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 […]
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 […]
Unwrecked Ships Mod (1.21.11, 1.20.1) – Vanilla Shipwreck Structures Repaired
Unwrecked Ships Mod revitalizes Minecraft's oceans by adding fully intact ship structures to the game. Unlike the usual shipwrecks, these functional and complete vessels serve as ready-made bases or exploration hubs. Features: Instead of broken ruins, ships now appear intact and seaworthy, naturally generating in your world Adds 7 ship types using vanilla wood combinations […]
Clay And Brick Recipe Rework Mod (1.21.1, 1.20) – New Recipes For Clay
In the vanilla game, the only way to obtain clay is by finding them underwater on riverbeds and mining them manually. This can be boring and tiresome. Clay And Brick Recipe Rework Mod, as the name suggests, reworks the recipes for clay and clay related components in the game. These new recipes allow you to […]
Upgrade Aquatic Mod (1.21.1, 1.20.1) – New Fish, Sea Monsters and More
Upgrade Aquatic Mod goes back to the parts of Minecraft that the 1.13 water update left thin and fills them in: oceans, rivers, and the insomnia system behind phantoms. Its headline addition is the Thrasher, a shark like predator that hunts with sonar, drags what it catches in its jaws, and drops material used in […]
Skylands Over The Sea Mod (1.21.10, 1.20.1) – Build a Life Above the Ocean
Skylands Over The Sea Mod changes your Overworld into a world of floating islands. Instead of normal ground, a massive ocean stretches out far below. This mod still includes all the caves and underground areas you would expect, but they are now found deep beneath the ocean floor. Features: Replaces the standard Overworld with islands […]
Revamped Floating Islands Mod (1.21.10, 1.20.1) – Floating Rivers and Oceans in Every Biomes
Revamped Floating Islands Mod enhances Minecraft's classic floating islands, bringing in all biomes and structures, from floating rivers to oceans. Floating bodies of water can now be found across biomes, using aquifers to make the landscape feel alive. The mod also includes tweaks to improve the overall experience of exploring these sky-high worlds. Features: Floating […]
Angel Islands Mod (1.21.10, 1.20.1) – Build a New Home in the Sky
Angel Islands Mod adds floating islands that hover high above the ocean in your world. This mod keeps the regular land generation, so you can explore both the sky islands and the normal continents. The oceans below remain untouched, giving you two different areas to play in within the same world. Features: Generates scattered floating […]
Aquatic Additions Mod (1.21.8, 1.20.1) – Turtle Armor
Aquatic Additions Mod completes the vanilla turtle armor and adds an upgraded version to enhance underwater exploration Features: Turtle Armor: Complete the vanilla turtle armor with Aquatic Additions. When you wear the full set, you gain permanent underwater breathing. Armor of the Turtle Master: Upgrade your Turtle Armor with a conduit to gain permanent underwater […]
Fairytale Origins Mod (1.21.4, 1.20.1) – Play As a Fairytale Legend
Fairytale Origins Mod adds eight new character choices for the Origins mod, all based on famous fairytales. You can play as characters you already know from stories, like Red Riding Hood, the Big Bad Wolf, the Little Mermaid, and Cinderella. Each origin gives you special abilities and also some weaknesses, making the game feel like […]
Aquatic Frontiers Mod (1.21.1, 1.20.1) – An Ocean Teeming with Life
Aquatic Frontiers Mod adds several new creatures to make your Minecraft oceans feel more alive. This mod introduces five new mobs, including the Sponge Squid, Coral Golem, and Giant Squid, to populate the underwater world. Features: Adds five new aquatic mobs: the Sponge Squid, Sandy, Coral Golem, Giant Squid, and Coral Crab. Each new mob […]
Realm RPG Sea Dwellers Mod (1.21.1, 1.20.1) – New Underwater Villagers
Realm RPG Sea Dwellers Mod adds bizzare fish-like traders and underwater villages, but without going too far from original game style and balance. Features: River Mermorph 'One of the most common mermorphs that lives in shallow rivers.' Spawns in River. Can despawn. Drops: 0-2 Salmon (100%), 1 Aquamarine (5%) Can trade with a player in […]