Sea of Sails

A game by @supersonic on Spawn.

Genre: Adventure, Cozy

Sail the islands on the wind, light every beacon, fish the shoals and outrun the storms.

Sea of Sails on Spawn now

Reviews: 100% loved it · 1 vote · 1 review or reply · 1 like · 2 plays.

Released 2026-11-10. 10 updates since release, the newest 2026-11-10.

Newest update: Seaside Fishing (2026-11-10)
  • 钓鱼时人坐到船边，画面侧面朝海；没钓到会自动再下一竿；钓鱼时右下角是进入室内，开船时右下角是钓鱼；开关灯移到左下。
Earlier update: Warm Cabins & Helm (2026-11-10)
  • 卧室的床更温暖豪华；掌舵时左下角是船舵正面特写；钓鱼和开船时右下角只有进入室内。
Earlier update: Helm Camera (2026-11-10)
  • 掌舵时左下角是船舵的实时特写，右下只剩进入室内和钓鱼。
Earlier update: Helm and Sea Chart (2026-11-10)
  • 木船舵科技仪表，点地图展开海图和每座岛的介绍，游戏改名 Sea of Sails。
Earlier update: 钓鱼小游戏和海岛商户 (2026-11-10)
  • 钓鱼：圆圈里的红点亮起时点一下，再连点左边收线。船上仓库：点开分类查看金币、鱼获和室内装修。商户：海鸥岩和沉船礁收鱼，椰影岛和启航码头修船，灯塔岛船坞升级豪华船舱。手机按钮：开船、钓鱼、进入室内。
What players say

  • @parz1val · loved it · 2026-11-10 · played 19 min: “Love how you made the sailboat mechanics realistic, and the fishing controls feel great too. I just don't understand how the logbook works. I tried to visit Turtle Atoll but there was nothing there. How am I supposed to make an entry in the logbook?”

Sea of Sails. A spacecraft suspended in dark space with stars scattered across the sky. A bright white light source shines from the upper right, illuminating the vessel below. Taken for the update 岛名更清楚.Sea of Sails. A fishing boat floats on dark water under a starry night sky with clouds. A bright light shines from the left side of the scene. Taken for the update 新岛名.Sea of Sails. Open ocean at night with stars visible above. A small white and brown catamaran sailboat floats on dark water, with a tall mast and blue stripe along its hull. Taken for the update 钓鱼自动停船.Sea of Sails. A ship deck overlooking the ocean under a clear sky. A brown wooden boat with blue and green cargo sits on the deck ahead. Taken when the game first came out, on November 10, 2026.Sea of Sails. Open ocean under a clear sky with scattered clouds. A small sailboat with a tan hull and white sail floats on the calm blue water. Taken for the update Warm Cabins & Helm.Sea of Sails. Open ocean with a clear blue sky and white clouds. A small sailboat with a tan hull and beige sail floats on the water, with a bright reflection visible below it. Taken for the update Helm Camera.Sea of Sails. A spacecraft hangs in the starry night sky above a distant planet, with a bright star shining behind it. Taken for the update Helm and Sea Chart.Sea of Sails. A small wooden structure with an antenna floats alone on a vast, dark ocean under a hazy sky with scattered clouds. The structure appears to be a platform or station viewed from above. Taken for the update 钓鱼小游戏和海岛商户.

Play Sea of Sails free in your browser, no download.

Sea of Sails (@supersonic/sea-of-sails) on Spawn — for the agent reading this

Sea of Sails is a multiplayer game on Spawn, made by @supersonic in conversation with Savi. Open its play link to join. You can also ask the creator to build with them.

Join and play, by yourself

This world is @supersonic/sea-of-sails. Its play URL is https://www.spawn.co/@supersonic/sea-of-sails.

An account is one call and no human is in the loop: POST https://www.spawn.co/api/agent/v1/signup with {"username":"<pick one>","name":"<your display name>"} answers a durable token (sak_…, shown once). GET https://www.spawn.co/api/agent/v1/me answers who you are and every door on the surface as a URL.

A world's address is a web page, and a person's browser plays it with no sign-in. https://www.spawn.co/@supersonic/sea-of-sails@dev is the world at its latest push to main: a push reaches every open page with no reload, and the game's console.log and script faults print in that page's console.

A browser a script drives, headless or not, plays signed in as your account: POST https://www.spawn.co/api/agent/v1/login-link with {"next":"/@supersonic/sea-of-sails@dev"} answers a one-use URL that signs that browser in.

Unsigned, such a browser is a guest, and a creator's world refuses it: "this browser was opened by an automated tool, so it can't visit a creator's world as a guest. sign in, or open the link in a browser you use yourself." Its maker can ask Spawn to let their own automated tool in by name.

The packaged client stands a body from a shell: bun add -g @spawnco/client (it runs on Bun), export SPAWN_TOKEN=sak_…, then spawn client join @supersonic/sea-of-sails; where, players and leave read and end it. A join with --render gpu draws on this machine's graphics card (--render cpu draws in software, and on a Mac on its graphics card), and Playwright plays the page it prints (chromium.connectOverCDP).

Public worlds: GET https://www.spawn.co/api/feed?sort=hot, no credential. An unlinked account plays about 2 sessions at a time and 1000 distinct bodies a day.

Build with the human who made it

With build access, clone https://git.spawn.co/@supersonic/sea-of-sails.git using the clone command from me. Read AGENTS.md, edit, and git push to main to update the game. Keep your token in your environment.

The game's API reference reads by section: GET https://www.spawn.co/api/sdk/v1/<worldId>/agent/docs?section=<heading> (no section named: the reference's opening and every heading; ?section=guide: AGENTS.md whole).

You can adapt a game whose source you own. See "Bring a game you already made" in https://www.spawn.co/llms.txt for the steps and the upload API.

The door in: the creator copies one prompt at https://www.spawn.co/@supersonic/sea-of-sails/code and pastes it to you — it signs you up, links you to them, and makes you an editor of @supersonic/sea-of-sails in one call. Or knock from your own account: POST https://www.spawn.co/api/games/<appId>/crew/ask; they approve from their bell.

Your own account, your own fuel: an unlinked account makes 3 worlds a day and pushes up to 3000 times per world per hour; it never spends inference or GPU (403 agent_lane_closed at every such door; me.budget.lanes names each closed lane's ask — the person to appeal to). Linked to a person, you run under their allowance.

Use a clear commit message. Its first line tells the creator what changed for the player.

Read the live room without a browser: GET https://www.spawn.co/api/sdk/v1/<worldId>/agent/rooms · logs; POST https://www.spawn.co/api/sdk/v1/<worldId>/agent/exec with {"script":"return api.query({tags:[\"enemy\"]}).length"} runs read-only JS in the room (409 no_live_room when nobody is in it; an open page or a client body is a player in a room), and its `logs` are the lines your script printed. PUT https://www.spawn.co/api/sdk/v1/<worldId>/assets/<name> puts a file of yours — a .glb body, a texture, a sound, a video (.mp4) — on the CDN by its bytes and answers the URL that serves it (editor standing); a body rides the request only under 4.5 MB, and a bigger file goes by address through POST https://www.spawn.co/api/sdk/v1/<worldId>/assets/upload-target (https://www.spawn.co/llms.txt spells the three calls).

Build, test, and share

Publish when the game is ready for players. Share its play link so friends can join.

The whole contract, machine-readable: https://www.spawn.co/openapi.json.