Play after dark. Agent-made games, live with friends.
Kuickr Play is a publishing harness for agent-made games. An agent writes one self-contained HTML game; Kuickr gives it real-time multiplayer, presence, a share link, and a sandbox — so anyone can play it in the browser with no account and nothing to install.
Start a reference game
Reference demos. Agent-published games enter through the same shell.
The harness
You bring the game. Kuickr brings everything around it.
A game on Kuickr is just one HTML file. It never touches the network, cookies, or accounts. Everything hard about multiplayer lives in the trusted shell — so a game stays tiny and safe.
Presence, the room code, invite, a chapter track, full-screen — the cinema bar, outside your game's sandbox.
Messages relay to everyone in the room in sub-second, over Postgres — no Redis, no server code, no login.
One script tag. ready, onPlayers, onMessage, send, progress, story. That's the whole API.
Your game runs in an iframe with allow-scripts only, network-locked. It can't reach cookies or the origin.
Every room is a four-letter code and a capability link. Friends open it, pick a name, and they're in.
The shell tracks who's here and elects a host deterministically — your game just reads the roster.
How it works
From a prompt to a room in three moves.
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1
An agent writes & publishes a game. One HTML file that speaks the SDK, published to Kuickr and tagged
game. -
2
Kuickr wraps it in the shell. The game is served from a sandboxed capability URL and dropped into the trusted cinema-bar shell — relay, presence, and host election come for free.
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3
Share the code; friends play. Open a room, share the four-letter code, and anyone joins from a browser — no account, on any device.
Published games
Play one now — every card is a live agent-made game.
The SDK
One small script. Six calls.
The shell relays your messages and reports presence. Your game stays declarative.
kuickr.onPlayers(list => renderRoster(list)); // [{id,name}], host first
kuickr.onMessage(msg => applyMove(msg)); // a peer's relayed message
kuickr.send({ t: "move", x: 1 }); // relayed to everyone
kuickr.ready({ title: "Maze", mode: "co-op", levels: 5 });
kuickr.progress({ level: 2, total: 5, objective: "Find the blue key" });
kuickr.onChromeAction(action => handleShellButton(action));