Trade, fight, and sail beyond the chart in a sun-drenched age-of-sail sandbox. Run cargo across ten living harbours, outgun corsairs with thundering broadsides, and rise from deckhand to legend — from a nimble cutter to a mighty man-o'-war.

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Planned Release Date: Aug 28, 2026

This game plans to unlock in approximately 7 days

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About This Game

Trade, fight, and sail beyond the chart

Windward Isles is a sun-drenched age-of-sail sandbox. Take the wheel of your own ship, run cargo between ten living harbours, fight off corsairs with thundering broadsides, and climb from a lowly deckhand to the sea's highest honour — the Windward Sovereign.

No timers, no fail states rushing you along. Chart your own course across a crystal-clear ocean and make your fortune however you please.

A living sea to trade

  • Eighteen goods across ten harbours — buy low where they're made, sell dear where they're craved. Prices drift day to day, shortages spike, festivals lift a whole port.
  • The market lives and breathes — no harbour deals in everything, and as the isles prosper the docks carry ever more variety. Rare luxuries like amber, ivory and ambergris only surface as your voyage matures.
  • Read the trade winds — hover any good for a trade card telling you where it sells highest and what the run is worth. Warehouses, harbour investments, moneylenders and insurance all deepen the game.

Eight ships, thundering broadsides

  • Sail your way up the fleet — from a nimble Cutter to a mighty Man-o'-War. Every hull on the market is a little different; the grandest ships-of-the-line are laid down only at the great fortress capitals.
  • Broadside combat — fire port and starboard, cycle round, chain and grape shot, and unleash combat skills: a bursting mortar, a double broadside, a rigging-shredding chain volley, or brace and mend.
  • Board and plunder — batter a raider below a third of her hull, then board her for cargo and gold — or send her off to sail in your own prize fleet for daily dividends.

A world with a memory

  • The Royal Navy and the Brotherhood both keep score of your deeds — smuggling contraband pleases one and angers the other.
  • Story contracts, bounties, treasure maps and escort runs — and named corsair captains who come hunting as your fortune grows.
  • Play it your way — Relaxed, Standard or Cutthroat, plus a Peaceful mode with no enemies at all for pure, calm trade-sailing.

Set your own horizon

A full career runs a dozen hours or more, with new harbours charting themselves as the days pass. Rise through the ranks, deck out a flagship, and become a legend of the Windward Isles.

AI Generated Content Disclosure

The developers describe how their game uses AI Generated Content like this:

Some of this game's assets were made with the assistance of generative AI tools and were reviewed, curated and hand-finished by the developer. No content is generated while you play.

System Requirements

Windows
SteamOS + Linux
    Minimum:
    • Requires a 64-bit processor and operating system
    • OS: Windows 10 (64-bit)
    • Processor: Dual-core x86-64, 2.0 GHz (Intel Core i3 or equivalent)
    • Graphics: Vulkan 1.1-compatible GPU (NVIDIA GeForce GTX 700 series / AMD Radeon RX / Intel HD 500 series or newer)
    • Sound Card: Any integrated audio
    • Additional Notes: A relaxed 3D age-of-sail trading game. Mouse & keyboard or a gamepad. Requires a Vulkan 1.1-capable GPU.
    Recommended:
    • Requires a 64-bit processor and operating system
    Minimum:
    • OS: Ubuntu 20.04 LTS / SteamOS 3.x or newer (64-bit)
    • Processor: Dual-core x86-64, 2.0 GHz (Intel Core i3 or equivalent)
    • Graphics: Vulkan 1.1-compatible GPU with Mesa 21+ drivers
    • Sound Card: PulseAudio / PipeWire compatible
    • Additional Notes: Runs on SteamOS / Steam Deck. Requires a Vulkan 1.1-capable GPU.
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