multiplayer

Our Silly Games is a free platform on Product Hunt for building and hosting browser games created with Claude Code or Codex, featuring built-in multiplayer, leaderboards, saves, and phone controllers.

Simon Willison 发布 Battledrones v14，新增四人对战地图 Compass Rose，并扩展 WebSocket 多人网络代码以支持最多四名玩家（空位由 AI 补齐），新增紫色和绿色机器人阵营。

Battlezone Online (bzo) is a free 3D multiplayer tank game that runs in the browser on desktop, phone, or VR headset, interoperable with BZFlag clients and servers, built on Node.js and Three.js over WebSockets, WebTransport, and WebRTC.

Simon Willison 分享了他用 Claude Code 等编码代理「vibe coding」开发的命令与征服风格 RTS 游戏 Battle Drones，历经 12 次大迭代、321 次提交，支持音频同步的本地多人及在线多人对战。

Stario 推出了一款基于 Python 和超媒体架构的多人在线 Conway's Game of Life 演示应用，支持实时互动与状态同步。

Show HN: Brickbrag is a shared multiplayer brick-building world that runs in the browser with no download or sign-up, featuring a town, race track, drivable cars, flyable trikes, and robot-driven buses.

一个演示展示了在多人网站上用 GPT-6 实时为 GMod 生成并修改游戏模组，作者感叹这将是一个疯狂的一年。

WorldCast 提出了一种分布式多人世界模型，每个玩家本地运行视频生成器与状态模型，通过交换玩家状态和共享场景状态实现一致、可扩展的实时多人生成，在 Counter-Strike 2 上验证了其一致性与可扩展性。

Poddle is a free, Wii Sports-style pickleball game that runs in the browser, turning your phone (or an AirPod via a small open-source motion-sensor helper app) into the paddle. It supports online multiplayer, an AI opponent, and tournaments.

Anyworld is a browser-based multiplayer text RPG where a self-hosted local LLM (run via llama.cpp or cloud APIs) acts as the Dungeon Master, supporting true multiplayer resolution, real dice rolls, custom scenarios, and hidden DM mechanics — presented as a work-in-progress inspired by early AI Dungeon.

jambuild is a near-instant multiplayer vibecoding tool where users talk and point with their mouse to make changes in seconds, with limited credits available and support for bringing your own API keys.

OpenBot is an open-source, local-first workspace that lets users connect multiple AI agents—Claude, ChatGPT, Grok, OpenCode, or custom ones—across Mac, Windows, and iOS, define roles, delegate tasks, and invite teammates to collaborate live with the same agents.

A user tested Claude Opus 5.5 on a cheap plan and was amazed by its ability to create a full multiplayer game with features like proximity chat, destructible environments, and generated music in one session within the 5-hour limit.

Matt Shumer reports that Opus 5.5 has been looping and improving an open-world NYC game, with Nateliason commenting on the prompt.

Opus 5.5 AI model is looping in an open-world NYC multiplayer game for nearly a day, showing continuous improvement, and users are invited to try it.

Jacob built a custom game engine for LLMs and used 26 Opus 5.5 agents to create a multiplayer heist game overnight, demonstrating advanced AI-driven game development.

A hackathon starting September 22 encourages building startup-focused AI agents using OpenClaw 2.0, with prizes including a live demo and Mac Minis.

Spawn is a game development platform that enables the creation of large-scale multiplayer games with interconnected worlds, currently live and continuously improving.

citizen404 is a multiplayer manhunt game powered by GPT-6 Astra where players track an escaped citizen using clues hidden on real websites.

Cubicles.lol is a free-to-explore browser-based metaverse where users can claim and customize cubicles, interact with builders, and engage in activities like racing or fishing, built using the GPT-6 Astra AI model.