Seamoths!

The Iconic vehicle of Subnautica enters the world of Minecraft!

832 Downloads

forgeadventuregame-mechanicstransportation

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About this Mod

Seamoths! is a mod that adds the legendary Seamoth from Subnautica into Minecraft.

Craft, deploy, and pilot a fully functional Seamoth to explore the depths of Minecraft’s oceans with speed and style. Whether you're searching for ocean monuments, shipwrecks, or just cruising the seas, the Seamoth gives you a powerful underwater vehicle built for adventure.

Features:

Pilotable Seamoth vehicle
Fast underwater travel
Designed for deep-sea exploration
Built to fit naturally into Minecraft gameplay
Perfect for explorers who want to bring a bit of Subnautica’s underwater technology into their Minecraft worlds.

To get started all you need to do is find some redstone, titanium, lead, and kelp.

PLANNED FEATURES:

Seaglides

Dyeable Seamoths

Available Versions

Seamoths! 1.0.0alpha

MC 1.20.1forge

March 15, 2026

How to Install Seamoths! on Your Server

Order Server

Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).

Set forge Loader

In the panel under "Egg", select the forge loader and matching Minecraft version (1.20.1).

Install Mod

Open the mod browser in the dashboard and search for "Seamoths!". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

forge

Minecraft Versions

1.20.1

Server-side

✓ Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Seamoths! server crashes on startup – what to do?

Most common cause: wrong forge version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.20.1). You can switch loaders with one click in the panel.

Is Seamoths! compatible with forge?

Seamoths! officially supports forge for Minecraft 1.20.1. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Seamoths! – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Seamoths! consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.