Mods for Minecraft Java
Browse 75 free mods for Minecraft Java — popular picks include YUNG's Better Caves (Forge/NeoForge), Ocean Floor - Clay Sand and Dirt, Underwater Village - Oceanic Structures.
Step by step: How to install Minecraft Java mods & modpacks
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YUNG's Better Caves (Forge/NeoForge)
Overhauled cave generation, underground lakes and rivers, lava oceans, and more!
Ocean Floor - Clay Sand and Dirt
Spawns patches of Clay, Sand, and Dirt, within the Deep Dcean layer of boring gravel
Underwater Village - Oceanic Structures
Discover a lot of new oceanic structures!
YUNG's Better Caves (Fabric)
Overhauled cave generation, underground lakes and rivers, lava oceans, and more!
Prehistoric Nature
Prehistoric plants, dinosaurs, animals, creatures, mobs, land and aquatic biomes and dimensions with many building blocks
Unnamed Sea
Additional structures for the sea and beach biomes, focusing on an immersive expansion for the vanilla game.
Panthalassa
Panthalassa adds prehistoric aquatic creatures to your world!
Antique Trading Ship
Adds an antique villager trading ship to all ocean biomes
Ocean Core
A mod that turns the world into a ocean with islands scattered about
Aquatic Craft
Passion project that adds an expansive, fleshed-out aquatic dimension.
Underwater Biome
New biomes in the ocean, new features and tech-tree!
Better Cave Worlds
Datapack that creates Cave Worlds, based on the old preset, featuring all biomes, ocean caves, and most structures.
Revamped Floating Islands
Datapack that creates Floating Island worlds based on the old preset, with all biomes and structures. Additionally featuring floating oceans and rivers.
Evil Ocean
Evil Ocean is an world generation mod with custom generation
Temperature Bands
Modifies world generation to place biomes into repeating temperature bands. Compatible with most worldgen mods. Now with humidity based on proximity to river and/or ocean too!
deep oceans
deep oceans is a mod that adds very deep oceans
Geographicraft
Climate control allows you control climate zones, ocean sizes, biome frequencies, and continent sizes. Make Minecraft worlds into Yourcraft worlds!
d3v_c's Terrain Overhaul
Fabric worldgen overhaul for 1.21.11: taller mountains, deeper terrain, rebalanced biome climate zones, more natural caves, and improved underwater shaping for realistic Overworld landscapes.
Ocean Ores
Why not mine in the sea?
The Only Isle
The Only Isle creates a compact, natural island world surrounded by an endless deep ocean, featuring a rich variety of dense biomes for players who enjoy the “limited world” experience. It offers a feel reminiscent of the legacy console editions!
ArPhEx_DeepestDepths
An addon for the ArPhEx mod, adding in several aquatic features.
oceans biomes
Create worlds made entirely of oceans with a simple configuration screen. Choose the ocean biome, tweak depth, and enable or disable islands and ocean structures.
Water World - Atolls
Water World - Atolls is an immersive Minecraft mod (Fabric) that breathes life into ocean biomes by introducing procedurally generated Atoll structures, complete with custom villager AI behaviors, dynamic fishing, and unique blocks to ease water buildin
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.
Extrabiomes
ExtraBiomes is a world generation addon/mod for Minecraft, available for both Bedrock and Java Edition, that adds 26 new biomes to the overworld, along with the mobs, blocks, and structures to fill them, from burnt forests and jellyfish-filled oceans to
The Great Ring of Oceanus
A Revamped Ocean Monument is the Gateway to a New Deep Ocean Dimension!
Total Water World
Raises sea level to y=200 & removes all non-ocean biomes.
Slime Dimensions
Explore the Slime World through custom portals, discover slime biomes, Liquid Slime oceans, new blocks, mobs, resources, bosses, and progression toward Arcane Slime Tech.
Azúl
An all-new dimension featuring a gigantic ocean surrounding it, and its magnificent fauna—or perhaps just a simple fauna mod?
Sea Legend
Sea Legend adds a massive multi-phase ocean boss, the custom Leviathan Abyss biome, pirate ships, shipwrecks, lighthouses, exploration maps, unique loot, Abyssal armour and the powerful Fang Blade.
Travis's Oceanic Biomes
Adds more oceanic biomes to your world!
Gojo Statue Worldgen
Generates a huge Satoru Gojo statue structure in plains-like biomes and oceans, with a loot chest (diamonds, tools, spears, totems-rare, and more)...
Lava Ocean
Adds A New Biome Called Lava Ocean!
HeavenGuardian Statue Worldgen
Generates a huge HeavenGuardian statue structure in plains-like biomes and oceans, with a loot chest (diamonds, tools, spears, totems-rare, and more)...
Ultra Terra Forged Mod (26.3, 1.20.1) – Travel Across Realistic Mountains
Ultra Terra Forged Mod generates realistic landforms, winding rivers, and detailed ocean floors in Minecraft. It continues the work of older world generator projects to create believable continents, mountain ranges, and deep caves. The mod only changes how the land shapes without adding new biomes, so you can pair it with your favorite biome mods. […]
Dangerous Waters Mod (1.20.1) – Survive Hostile Oceans and Sunken Laboratories
Dangerous Waters Mod fills the ocean with underwater structures, hostile sea beasts, and rare resources. Traveling across open water becomes exciting with over fifty new structures, unique ocean biomes, and custom mobs lurking in the dark depths. You can gather new ores, craft specialized underwater armor with battery-powered oxygen systems, and explore massive sunken laboratories […]