Neoforge Mods for Minecraft 1.21
Browse 239 free Neoforge mods for Minecraft 1.21 — popular picks include Water Depth Fog, Sharky Lib, DynamicTrees-UpgradeAquatic Continue.
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Water Depth Fog
Underwater fog gets darker and closer the deeper you dive — a purely visual atmosphere mod for deep-ocean gameplay. Client-side.
Sharky Lib
A complete lib for server management!
DynamicTrees-UpgradeAquatic Continue
This is a continuation of the DynamiTrees-UpgradeAquatic mod, updated and adapted for newer game versions.
Cinch's Extra Torches
This mod adds two new types of torches that can be placed underwater. They are glowstone and glow ink torches.
Tropical World
All-ocean overworld: a sunlit tropical sea of turquoise water and sandy islands with hidden oases. Built on Isekai API.
Create: Manufacturable Lapis Lazuli
Adds a Create mod Lapis Lazuli recipe, allowing the unlimited creation of Sea Lanterns.
Reaper Leviathan
A mod that adds Reaper Leviathan from “Subnautica” to the deep oceans of Minecraft.
Beta, NOW!
A small modpack in a sea of others like it that aims to capture the beta aesthetic and feel with some twists to the gameplay.
Oceanlife
This project adds new Fish variants such as a shark that can attack you.
Nautilus Diver
A Vanilla Friendly Solution to the Longest Aquatic Problem!
SharkSquad - True Survivors
Survive against Titans in the apocalypse!
Aquatic Creatures
Did you know we know most about the space than own ours oceans? I want to make you feel that with this mod
Shark Tank Server Pack
A create based modpack for shark tank server
People Place Pack #2 - Waterworld
An ocean-themed modpack with a focus on being good for multiplayer servers.
sharky's random ideas
my most random, wierdest and funny ideas
Lava Gen Tweaks
Tweak the base sea level for lava! Typically starts at -54.
Harpooned
Shoot Harpoon on underwater as wind!
Nauseous Lite
Enchanced and customized nausea effects
Eternal Ocean
An ocean world with creatable ships along with many new fishes and other creatures. Swimming and fishing are overhauled, along with plenty of new structures and biomes to explore.
Oceancraft - Seafaring & Tech
A big ocean modpack centered around Create and the Ocean.
Create Foreseen
Play with Create, with a zest of Vanilla+. Travel Air, Land and Sea with Aeronautics!
Shadow's of The Deep chapter one
The horrors that live in the dark and deep of caves and the ocean
Angel Block Reborn
A construction block that can be placed freely in the air or water. Great for building underwater or in the void.
Create: Pirates
Post-apocalypse world where sea level has risen, and you must survive.

Sharkiums And More
It adds Sharkium ore and much more to the game! But this world isn't as innocent as it seems.(Only Turkish Language)
Under The Seas
Discontiued For Certain Amount Of Time A new gameplay to minecraft by exploring the darkness of the sea
CarrotSkin
In-game HUD with fancy carrots, custom exhaustion bar and relocated underwater bubbles to display above hp.
Bottomless Ocean mod
Adds a brand new dimention with 300 block deep oceans with new bizzare creatures to explore
Lamarine
This mod adds a new ore that will spawn under the lands of oceans and rivers, so far you can make a pickaxe and a sword from it, which are much better than nezerite.
SharkventurousCraft
SharkventurousCraft is a Create-focused exploration modpack for Minecraft 1.21.1 (NeoForge).
offical Randomemenoscraft
Randomemenoscraft adds an assortment of random additions. It is a work in progress mod that currently includes, Tungsten and Tungstenite tools and armor, Emerald armor, Bacon, liquid mercury, and sharks.
Sharks Rubber Chicken addon
A mod that is all about RUBBER CHICKENS. It adds 1 new item, 2 new tools, and 1 new mob
Lava Ocean
Adds A New Biome Called Lava Ocean!
Boilzone
Adds a new magma themed ocean biome.
Submerged: The Ocean Artifact
Dive into the deep! Defeat the Ocean Monument guardians to claim "Submerged," a brand-new custom music disc.
The Zenith Sword Mod (1.21.1, 1.20.1) – Terraria Weapon Port
The Zenith Sword Mod introduces the Zenith weapon from Terraria into Minecraft. This mod focuses on the crafting method, listing a specific set of ingredients required to create the sword. Features: Adds the Zenith from Terraria to Minecraft Wooden Sword Stone Sword Iron Sword Golden Sword Diamond Sword Netherite Sword Heart of the Sea Nether […]