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Minecraft Java 1.21 Mods

Browse 104 free mods for Minecraft Java 1.21 — popular picks include Qrafty Qrafty's Oilrigs Mod (1.21.1, 1.20.6) – Adds Oilrigs To Oceans, Dynamic Colors Resource Pack (1.21.1, 1.20.1) – Texture Pack, Colourful Resource Pack (1.21.1, 1.20.1) – Texture Pack.

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Qrafty Qrafty's Oilrigs Mod (1.21.1, 1.20.6) – Adds Oilrigs To Oceans
1.21.1fabric

Qrafty Qrafty's Oilrigs Mod (1.21.1, 1.20.6) – Adds Oilrigs To Oceans

Most biomes in Minecraft have their own village type. What do ocean biomes have? Well, nothing. Qrafty Qrafty's Oilrigs Mod aims to add a villager housing to ocean biomes by adding a new structure. These new structures, called oilrigs, generate only in ocean biomes and will inhabit one villager. The structure itself is mostly made […]

Dynamic Colors Resource Pack (1.21.1, 1.20.1) – Texture Pack
1.21.1

Dynamic Colors Resource Pack (1.21.1, 1.20.1) – Texture Pack

Dynamic Colors Resource Pack is the complete overhaul of biome colors. Each biome is given a unique color palette that brings out its natural beauty, making forests lush and green, deserts warm and golden, and oceans deep and blue. The colors are carefully chosen to reflect real-world ecosystems, giving players a more authentic and visually […]

Colourful Resource Pack (1.21.1, 1.20.1) – Texture Pack
1.21.1

Colourful Resource Pack (1.21.1, 1.20.1) – Texture Pack

Colourful Resource Pack lives up to its name by infusing the game with an explosion of vibrant colors. Whether you're exploring lush forests, towering mountains, or vast oceans, every corner of the Minecraft world is now a sight to behold. The natural landscapes have been enhanced to create breathtaking vistas that you'll want to explore […]

Cyber's Stingrays Resource Pack (1.21.1, 1.20.1) – Texture Pack
1.21.1

Cyber's Stingrays Resource Pack (1.21.1, 1.20.1) – Texture Pack

Cyber's Stingrays Resource Pack simply adds 15 types of real stingrays for you to find in game! Stingrays will replace dolphins and can be found naturally in any ocean biome. Different biomes have different types of stingrays living in them (matching real life) All stingray variants can also be gotten by naming a stingray. A […]

Dynamic Vision – Colorful Biomes Resource Pack (1.21.1, 1.20.1) – Texture Pack
1.21.1

Dynamic Vision – Colorful Biomes Resource Pack (1.21.1, 1.20.1) – Texture Pack

Dynamic Vision – Colorful Biomes Resource Pack changed your world with unique and realistic color and vision which attempts to change the look of every biomes in Minecraft game. Within this pack, you will have: Vibrated color and vision 20+ new biome more than 40 new foliage color 10+ new rivers, lakes, ocean biomes Waste […]

Skellig Vibrancy Resource Pack (1.21.1, 1.20.1) – Texture Pack
1.21.1

Skellig Vibrancy Resource Pack (1.21.1, 1.20.1) – Texture Pack

Skellig Vibrancy Resource Pack aims to make the vanilla Minecraft game much more beautiful with a brighter and more intense color range. Everything in the game from forests, oceans, grass to the detailed items will have a greater appearance with brilliant colors. In general, it is a reasonable resource pack to enhance your overall game […]

O
1.21.11

Ocean Only Generation

This project makes only ocean biomes generate

71downloads
Womp's Shellfish Mod
1.21.11neoforge

Womp's Shellfish Mod

(Fabric / Forge / NeoForge) Adds several types of shellfish to the game, enhancing aquatic life and ambience.

22kdownloads
DS Dragonborn - Cave, Forest & Sea
1.21.1neoforge

DS Dragonborn - Cave, Forest & Sea

Adds dragonborn for the 3 default dragons to Dragon Survival

15kdownloads
Moai Prismarine King Statue
1.21.11fabric

Moai Prismarine King Statue

Adds a new structure to the Overworld, The Moai Prismarine King Statue, can be found in Ocean Biomes with custom Loot Tables and Enemies.. compatibility for 1.20 to 26.1.2

9.7kdownloads
Fantastic Fishery
1.21.1neoforge

Fantastic Fishery

An addon for Hybrid Aquatic that adds various imaginary fish

3.6kdownloads
Mermaidia Culture (In Progress)
1.21.1forge

Mermaidia Culture (In Progress)

A Tropical Mod that adds new ocean themed blocks, variants to already existing blocks, mermaid tails, mobs, and more!

3.5kdownloads
Extreme RPG World Enhancement
1.21.1fabric

Extreme RPG World Enhancement

This is a modpack that adds more vanilla features such as more sea life and better biomes both with an added element of better magic.

1.3kdownloads
SmallAquatic's Meat Mayhem
1.21.4neoforge

SmallAquatic's Meat Mayhem

Can you beat this meat mod?

1.1kdownloads
update aquatic part 2
1.21forge

update aquatic part 2

this mod overhauls the entire ocean biome :}

883downloads
Abyssal Horizon Mod (1.21.11, 1.20.1) – Build Underwater Bases in an Oceanic
1.21.11

Abyssal Horizon Mod (1.21.11, 1.20.1) – Build Underwater Bases in an Oceanic

Abyssal Horizon Mod introduces a deep ocean dimension filled with underwater biomes, aquatic creatures, and sunken structures. This mod provides a dedicated aquatic realm where players can build underwater bases, tend submerged farms, and challenge a dangerous sea boss. It includes water-friendly items like waterproof doors, customizable chandeliers, and unique marine minerals. Features: Adds four […]

Hadopelagic Reach Mod (1.21.1, 1.20.1) – Survive Deep Ocean Depths
1.21.1

Hadopelagic Reach Mod (1.21.1, 1.20.1) – Survive Deep Ocean Depths

Hadopelagic Reach Mod transports players into a deep underwater realm filled with dark biomes, dangerous predators, and giant bosses. Players enter this aquatic world by entering a typhoon, encountering extreme water pressure, toxic zones, and hidden chasms. The mod adds tameable sea life, mountable sea creatures, rare crafting ores, and powerful combat gear tailored for […]

Abyssal Tides Mod (1.21.1, 1.20.1) – Build Underwater Bases in a Vast Ocean
1.21.1

Abyssal Tides Mod (1.21.1, 1.20.1) – Build Underwater Bases in a Vast Ocean

Abyssal Tides Mod introduces a deep ocean dimension built for underwater survival. It fills the world with submerged biomes, sea plants, and custom marine life. You can explore sunken ruins, collect rare sea resources, and fight a powerful ocean boss. The mod focuses on creating a complete aquatic environment for players who want to build […]

Frosthaven Villages Data Pack (1.21.11, 1.21.1) – Trade and Survive in Frozen
1.21.11

Frosthaven Villages Data Pack (1.21.11, 1.21.1) – Trade and Survive in Frozen

Frosthaven Villages Data Pack generates bustling settlements on floating icebergs across cold ocean biomes. The upper city offers a safe haven with mob-proof paths to keep both travelers and local villagers protected. Beneath the surface, the structure contains hidden rooms and underground pathways tucked behind secret entrances. Every trading workstation is included, giving you access […]

Pelagic Prehistory Mod (1.21.1, 1.20.1) – Revive Prehistoric Sea Monsters
1.21.1

Pelagic Prehistory Mod (1.21.1, 1.20.1) – Revive Prehistoric Sea Monsters

Pelagic Prehistory Mod adds prehistoric sea creatures and fossil excavation to ocean biomes. It lets you search the sea floor for ancient sediment to extract DNA and bring extinct marine animals back to life. You can also find living cuttlefish and dugongs, plant ancient trees, and craft specialized revival machinery. Revived animals safely drop as […]

Terrarium Expanded Mod (1.21.11, 1.21.1) – Travel Across Real Earth Continents
1.21.11

Terrarium Expanded Mod (1.21.11, 1.21.1) – Travel Across Real Earth Continents

Terrarium Expanded Mod generates a real-world Earth overworld in Minecraft using actual elevation and map data. It replaces standard world generation with real global terrain, surface water, and biome layouts. The mod lets you pick different zoom levels to explore realistic continents, mountains, and oceans. It also works with popular biome mods to give world […]

Fantastic Fishery Mod (1.21.1, 1.20.1) – Swim with Imaginary Creatures
1.21.1

Fantastic Fishery Mod (1.21.1, 1.20.1) – Swim with Imaginary Creatures

Fantastic Fishery Mod expands Hybrid Aquatic with new imaginary sea creatures. It adds a brand new underwater biome full of strange coral and unique fungal fish. You can explore deep ocean trenches or frozen waters to find peculiar animals hiding in the dark. The addon even lets you turn the saddest fish in the world […]

Aio's Extra Structures Mod (1.21.1) – Loot Hidden Ruins While Hunting
1.21.1

Aio's Extra Structures Mod (1.21.1) – Loot Hidden Ruins While Hunting

Aio's Extra Structures Mod adds new buildings and ruins for Cobblemon. It places extra locations across your world for you to explore while playing the main mod. You can find these new spots in almost every biome, from dark oak forests to warm oceans. Features: Spawns wild outposts in the world for you to find. […]

Subnautica Ember Mod (1.21.8) – Survive Giant Leviathans in the Deep Ocean
1.21.8

Subnautica Ember Mod (1.21.8) – Survive Giant Leviathans in the Deep Ocean

Subnautica Ember Mod brings the deep-sea survival of Subnautica into your game. It fills your oceans with new alien creatures, underwater biomes, and hidden dangers. You start in calm waters but must dive into dark caves and deep trenches to find new things. The mod also adds an infection sickness that makes survival harder as […]

Subnautica After Zero Mod (26.1.2, 1.21.1) – Survive the Deep Sea and Uncover
1.21.1

Subnautica After Zero Mod (26.1.2, 1.21.1) – Survive the Deep Sea and Uncover

Subnautica After Zero Mod brings the famous underwater survival game into your Minecraft world. It continues the story a few years after the events of Subnautica Below Zero. This mod adds familiar alien fish, special tools, and massive ocean biomes to explore. It is built specifically to work with a custom story map for the […]

Hybrid Birds Mod (1.21.11, 1.20.1) – Farm Wild Birds and Cook Massive Meat
1.21.11

Hybrid Birds Mod (1.21.11, 1.20.1) – Farm Wild Birds and Cook Massive Meat

Hybrid Birds Mod populates your world with many new flying and flightless birds. It gives you fresh ways to gather food, breed animals, and interact with wildlife in different biomes. Features: Spawns several new types of birds across the world, from forests to oceans. Adds tiny baby versions for every single new bird type. Brings […]

Unnamed Sea Mod (1.21.11, 1.20.1) – Sail Across Oceans Filled with Ships
1.21.11

Unnamed Sea Mod (1.21.11, 1.20.1) – Sail Across Oceans Filled with Ships

Unnamed Sea Mod populates your ocean and beach biomes with new, handcrafted buildings. The mod adds life to empty waters by generating different types of structures for you to find while sailing. You can visit these places for a fun challenge or simply enjoy how they change the look of the coastlines. Features: Ocean Structures: […]

No Mans Land Mod (1.21.1) – Roam Through Upgraded Biomes and Encounter New
1.21.1

No Mans Land Mod (1.21.1) – Roam Through Upgraded Biomes and Encounter New

No Mans Land Mod transforms your entire Minecraft world with fresh biomes, better animals, and beautiful landscapes. It takes the normal places you know, like forests and oceans, and makes them look much better with careful details. You will find brand-new areas to explore, extra plants everywhere, and updated dungeons hidden underground. The mod also […]

Sea Life Mod (26.2, 1.21.1) – Diverse Fish And Aquatic Life
1.21.1

Sea Life Mod (26.2, 1.21.1) – Diverse Fish And Aquatic Life

Sea Life Mod is a mod for Minecraft that makes oceans and rivers more vibrant by adding many new fish species, items, and underwater interactions. Features: Expands the aquatic world with dozens of fish and aquatic creatures that naturally occur in suitable biomes – from the deep, cold ocean to rivers, swamps, and tropical coral […]

Devil May Cry Weapons Reborn Mod (1.21.8, 1.20.1)
1.21.8

Devil May Cry Weapons Reborn Mod (1.21.8, 1.20.1)

Devil May Cry Weapons Reborn Mod brings some very fearsome weapons from the Devil May Cry game series into Minecraft. The weapons range from handheld swords with teeth to guns with firepower. All of these weapons can be found in loot chests found in mines, strongholds, desert pyramids, jungle temples, underwater ruins and village blacksmiths. […]

Illager Structures Mod (1.21.1, 1.20.1) – Raid Massive Illager Bases
1.21.1

Illager Structures Mod (1.21.1, 1.20.1) – Raid Massive Illager Bases

Illager Structures Mod fills your world with over 30 new enemy bases to explore and conquer. It spreads different types of illager buildings across many biomes, from snowy oceans to tall mountains. You can find everything from small camps to huge factories and pirate ships. This mod gives you more places to fight enemies and […]

Ocean Floor Mod (1.21.1, 1.20.1) – Clay, Sand and Dirt
1.21.1

Ocean Floor Mod (1.21.1, 1.20.1) – Clay, Sand and Dirt

Ocean Floor Mod adds patches of clay, sand and gravel into Ocean and Deep Ocean like in earlier versions of Minecraft. Features: Adds patches of clay, sand, and dirt to ocean biome floors, replacing the default gravel-heavy terrain. Works across all ocean temperatures, ensuring a more diverse underwater landscape. Players can adjust the frequency and […]