Home & Harbor is a massive new expansion for the sci-fi submarine sim Barotrauma, diving onto Linux, Steam Deck, Mac, and Windows PC. Thanks to the creative minds at FakeFish and Undertow Games, this is their boldest leap yet. Working to find its way onto Steam.
Daedalic Entertainment, along with the brilliant minds at Undertow Games and FakeFish, have just released the news we’ve all been waiting for: Home & Harbor, a massive new expansion due to hit the unforgiving sci-fi submarine sim Barotrauma, is surfacing in 2026. It was revealed today at the PC Gaming Show with a fresh new trailer that’s already sending chills down our spines — and not just from the cold. You can wishlist Home & Harbor on Steam now [LINK TO DLC] to stay in the loop.
If you’ve ever stared out from your sub’s porthole and thought, “Man, I wish I had a place to call my own down here,” this one’s for you.
Build. Defend. Thrive.
For the first time ever, players can go beyond surviving Europa’s nightmares — we’re talking owning your own outpost. That’s right: Home & Harbor introduces base building. You’ll get to customize, expand, upgrade, and defend your very own underwater home. It’s more than a hangout — it’s a hub of operations, a fortress, and a reflection of how far you’ve come in your campaign. Expect perks and progression bonuses, but also new threats trying to crash your underwater housewarming party.
Barotrauma: Home & Harbor Expansion Teaser
A New Faction Emerges: The Descendants
And just when you thought Europa couldn’t get weirder… enter The Descendants. These mysterious, high-tech newcomers are rooted in Europa’s early colonization days — and they’re not just here for a chat. Their unique storyline will challenge everything you thought you knew about this icy hellscape. New secrets, fresh gear, strange tech, and moral quandaries await. Trust us — this faction is going to change how you play the game.
Home & Harbor is for Everyone
Even if you’re not ready to pick up the expansion, The expansion launches alongside a huge free update for all players. That means everyone, expansion or not, will get a taste of new content and gameplay upgrades. No diver left behind.
Whether you’re navigating from a cramped Linux gaming PC or a Steam Deck, maybe a full-blown battle station, the gameplay keeps pulling us back into its cold, crushing depths. While Home & Harbor promises to make those depths even more thrilling.
So patch your hull, load your railguns, and get ready to build something that lasts. Europa’s changing. And this time, we’re not just visitors — we’re home. The sci-fi submarine sim expansion is working to make its way onto Steam for Linux, Steam Deck, Mac, and Windows PC.
Meanwhile, Barotrauma itself is discounted 50% on Steam and Humble Store for $17.49 USD / £14.99 / 17,49€.