
FOAMGRAVE is a multiplayer open-world ocean survival sandbox set in a distant future where the planet has been swallowed by water. Start with a basic boat and survive by trading, fighting, looting, and upgrading your vessel as you navigate a dangerous sea filled with floating settlements, pirates, transport ships, and rival players.
Explore a fully ocean-based world with no traditional landmass
Navigate between floating settlements, shipwrecks, and roaming fleets
The ocean isn’t just scenery—it is the world
Upgrade hulls, engines, sails, and weapons
Customize your vessel for combat, trade, or survival
Turn a weak starter boat into a powerful seafaring machine
Engage in real-time ship-to-ship combat
Attack transport vessels or defend your cargo
Lose everything if you’re not careful—every encounter matters
Hunt pirates, become one, or play both sides
Dynamic reputation system changes how factions react
Allies, enemies, or opportunists—the choice is yours
Host your own servers
Play solo, co-op, or against other players
A persistent world shaped by player actions