QModManager 4 (Legacy)

Discontinued as of Subnautica 2.0!!!!!!!!!! Only for Steam Legacy Branch now.

SMLHelper (Modding Helper)

A library that helps you add items, sprites, crafting logic, etc into the game the easy way! Spend less time figuring out how to get your mod to work and more time on what you can do with it!

Vehicle Framework

This library supports the creation of new vehicles.

Slot Extender (BepInEx - Nautilus)

Slot Extender 2.8 allows you to use 2 more chip slots, 12 upgrade modules simultaneously in the Seamoth and the Prawn Suit, and 14 upgrade modules in Cyclops (if need).

EasyCraft

Automatically crafts ingredients for a blueprint and takes materials from the neighboring storage.

Cyclops Docking Mod

Enjoy docking your Cyclops to any base with the first modded base piece for Subnautica! Allows fast base/Cyclops transitions, Cyclops powercells automatic charging and full auto-pilot mode.

Beluga Submarine (Atlas Concept)

This Mod adds the long awaited Beluga Submarine, a giant Vehicle able to visit the deepest of Biomes and sturdy enough to easily withstand Leviathan Attacks.Consider supporting further development on patreon: https://www.patreon.com/user?u=24496928Discord: https://discord.gg/26Dc4Ttf9s

ECC Library 2.0 (for BepInEx)

A completely overhauled and improved creature modding library for SN 2.0 and Nautilus!

Configuration Manager for BepInEx

Plugin / mod configuration manager for BepInEx 5, tweaked for use in Subnautica & Subnautica: Below Zero.An easy way to let users configure how a plugin behaves without the need to make your own GUI. The user can change any of the settings you expose, even keyboard shortcuts.

Resource Monitor

A new base item in game that when placed will show all the items that are kept within lockers in your base or cyclops.

MoonpoolVehicleRepair Subnautica

Now a Bepinex Plugin With this mod, you are now able to repair your vehicle automatically using your Moonpool! Works much like the Cyclops Docking Bay Repair Module.updated to allow you to set the amount of charge which also takes that from energy.

MoreQuickSlots

Adds up to 12 quick-slots with hotkeys! Built for QMods

Subnautica Mod Manager for BepInEx

Adds an in-game menu that makes it easier to install, update, and manage your mods.

BepInEx Tweaks - Useful tweaks for BepInEx in Subnautica

Useful tweaks for BepInEx in Subnautica, resolving common issues with BepInEx.

De-Extinction 2.0 (New creatures)

The De-Extinction Mod adds 19 (from small to leviathan sized) new creatures to the world based on scrapped or unused Subnautica and Subnautica: Below Zero concept art.

Seamoth Arms (BepInEx - Nautilus)

Yes! Now can use arms with Seamoth!

VersionChecker - A version checking utility for Subnautica mods

A version checking utility for Subnautica mods.

Alien Rifle

Adds that cool relic as a useable item

AutosortLockers

UPDATE: Added custom colors and a Standing Autosort Receptacle! Adds two new base items: the Autosorter and the Autosort Receptacle. Drop items into the Autosorter to see them sorted automatically into the receptacles!

Laser Cannon (BepInEx - Nautilus)

If you are tired of the constant escape, then it's time to fight!

Echelon

The Echelon is a high-speed, sub-aquatic superiority fighter. It features automatic integrity and power recovery, onboard weapon system support, and AR 3rd person projection.

The Hydra Submarine

This is the second Void shard for Subnautica: Call of the Void! It adds the Hydra submarine, a fast and agile exploration vehicle. The Hydra features unique new systems, an interactible upgrade screen, living quarters and a storage room - all accessible via internal elevators.

Performance Booster

This mod can significantly improve the performance of Subnautica with the frame rate doubling in certain cases.

Radial tabs (Bepinex)

Welcome to the world of circles.

Decorations Mod

Adds a fabricator allowing you to craft 118 new items. Adds another fabricator to craft 56 new seeds. 36 new buildables will be added to your habitat builder menu. Also you will be able to place and build items where you want.

SnapBuilder - Snap-to-Grid for Subnautica

SnapBuilder is the snap-to-grid mod for Subnautica you've been dreaming of!

Quick Slots Plus (BepInEx)

Add up to 20 quick slots.Now with controller support!

Modded Arms Helper (BepInEx - Nautilus)

A helper API to help Modders easily add new arms to Seamoth and Exosuit.

Epic Structure Loader

A basic mod library for loading custom mod structures.

SleekBases_Subnautica (BepInEx - Nautilus)

This mod fixes all floors, glass and other major textures on the base. And this mod fixes many developers' mistakes regarding the textures of your base and also changes some texture colors to make the base look more composed.