appdever01 / codepace

Code typing practice, quick races and multiplayer rooms.

tldraw / tldraw

Build infinite canvas apps in React with the tldraw SDK. World's best, top-most agent recommended #1 five star SDK.

yc-software / qm

Multiplayer agent harness for work.

colyseus / colyseus

⚔ Multiplayer Framework for Node.js

sadmann7 / tablecn

Data table and data grid components built with shadcn/ui, featuring sorting, filtering, pagination, infinite scrolling, and real-time collaboration.

partykit / partykit

PartyKit simplifies developing multiplayer applications

liveblocks / liveblocks

Realtime infrastructure for multiplayer apps and agents

dmotz / trystero

✨🤝✨ Build instant multiplayer webapps, no server required — Magic WebRTC matchmaking over BitTorrent, Nostr, MQTT, IPFS, Supabase, and Firebase

FreezingMoon / AncientBeast

The Turn Based Strategy Game/eSport. Master your beasts! 🐺

preset-io / agor

Multiplayer AI: Bring your team and agents together

LodyAI / Lody

Share coding agents with your team on phone and desktop

discord / embedded-app-sdk

🚀 The Discord Embedded App SDK lets you build rich, multiplayer experiences as Activities inside Discord.

kgoedecke / doop

The open-source alternative to Paper.design. A multiplayer design canvas where humans and AI agents design together, live. MCP built in.

Kaetram / Kaetram-Open

Kaetram is an open-source 2D HTML5 MMORPG. It is an extended version of BrowserQuest (BQ).

TannerMidd / pi-pocket

A durable, multiplayer, mobile-first web app for Pi agents, built on Pi Durable

No-Instructions / Relay

Multiplayer Mode for Obsidian

0sec-labs / 0

The multiplayer AI offensive security OS - open, self-improving, extensible. Find, verify, and fix vulnerabilities.

Paradigm-Study / claude-share

Multiplayer sessions for Claude Code. Share a link, work together live, and review the same replies, tools and previews.

ra2-games / ra2

Fan-Made Web Port of Red Alert 2 w/ Yuri's and multiplayer

mrzh7 / scam-with-your-friends-web

Scam With Your Friends Web: unofficial open-source browser remake. Co-op AI call center game with a 3D office, voice chat and daily quotas. React + Three.js; self-host on Cloudflare. Русский язык: кооперативная браузерная игра про колл-центр с ИИ.

agentsea / nautilo

AI goes multiplayer. A self-hosted workspace for people and machine people. Create, code, and work together across desktop, mobile, and web. Open source. MIT licensed.

Shellishack / infinite-pokemon

A Pokémon-style adventure built with Codex, featuring AI-generated maps, NPCs, branching saves, and multiplayer. The adventure never ends.

Brayden / townies

A cooperative multiplayer town life game built with Three.js and Cloudflare Durable Objects.

vincenzo-afk / NIGHTFALL

NIGHTFALL — Browser-based multiplayer FPS. 10 hero classes, 3 maps, 4 game modes. Built with TypeScript, Three.js, Node.js, Socket.IO.

sundial-org / sundial-desktop

Real-time multiplayer AI workspace. A Markdown editor where your team and your agents write in the same doc, live. Open source, local-first.

thomasdavis / sshfighter.com

A real-time truecolor arcade fighter played entirely over SSH.