circleback
A free browser game — play it in your browser, no install. Real-time multiplayer turf war you can join from any device in seconds. Pets claim territory, robots are AI agents. Three.js client, one pure TypeScript game core driven by Convex, deployed on Render.
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Controls: Press Play to drop into the public arena
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Open the live demo Source on GitHubFrom the README
**A real-time multiplayer turf war you can join from any device in five seconds. Cute pets claim territory. Robots are AI agents trying to take it back.**
Built in one day at the Grok Bot Serbia Hackathon, Belgrade, 12 September 2026.
Put the spectator view on a big screen. It shows the whole arena, the live leaderboard, and a QR code. Anyone who scans it lands in the same match.
Circleback is a territory game built from scratch in Three.js.
small blob of turf. You never stop moving; WASD, arrows, or a swipe pick a direction.
enclosed becomes yours, including other players' land.
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