The Submarine Neo Forge Mod (1.21.1, 1.20.1) – Search for Underwater Ruins
A NeoForge mod that lets you build and pilot submarines using Stainless Steel. Explore underwater ruins safely without drowning or taking damage from hostile mobs.
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The Submarine NeoForge Mod enables players to construct and operate their own submarines for underwater exploration. This mod introduces Stainless Steel, a new crafted material, and allows you to safely navigate the ocean floor while searching for underwater ruins and shipwrecks without drowning or encountering hostile sea creatures.
Features
- Craft submarines piece by piece using Stainless Steel material
- Eliminates the need to breathe underwater while piloting the submarine
- Built-in lanterns illuminate the ocean floor for improved visibility
- Metal hull walls provide protection from hostile mobs including drowned and guardians
- Only the owner can enter the submarine after initial boarding
- Submarine automatically displays the owner's name on its exterior
Installation
- Download the mod file
- Locate your Minecraft mods folder
- Place the downloaded file into the mods folder
- Launch Minecraft with the NeoForge loader
- The mod will be loaded automatically on startup
Usage
- Board the submarine for the first time to claim ownership
- Sneak and right-click on the submarine to pick it up and receive a Submarine Whistle
- Use the whistle item to place your submarine in any body of water
- To share the submarine with another player, pick it up and give them the whistle









