Openspawn MCP Server
OpenSpawn — An open source multi-agent coordination platform
Openspawn is an open-source mcp server by openspawn, written mainly in TypeScript, with 11 GitHub stars and the MIT license. Its code was last updated Oct 19, 2026. The latest npm release is openspawn 2026.3.18, published Mar 18, 2026, with 6 downloads last week.
🐙 OpenSpawn
The control plane your AI agents deserve.
Live Demo · Website · ORG.md · GitHub
</div>What is OpenSpawn?
OpenSpawn is an open-source multi-agent coordination platform — the control plane for AI agent organizations. Define your org in markdown, coordinate agents via open protocols, and watch them work in a real-time dashboard.
Infrastructure, not a framework. OpenSpawn doesn't replace your agent stack — it coordinates it. Works with CrewAI, LangGraph, AutoGen, or any A2A-compatible agent. Built on OpenClaw.
✨ Key Features
- ORG.md — define your entire agent org in markdown (learn more)
- Agent Spawning — spawn Claude Code CLI agents as coordinated subprocesses
- A2A Protocol — every agent is discoverable via
/.well-known/agent.json - MCP Server — 7 tools via Streamable HTTP at
POST /mcp - Model Router — intelligent routing across Ollama, Groq, and OpenRouter
- Live Dashboard — real-time network graph, task timeline, agent details, credits
- CLI —
npx openspawn initto scaffold,npx openspawn previewto see it run,npx openspawn startfor the real coordinator - SQLite Local Mode — no Docker or Postgres needed for local development
- SSE Updates — real-time event streaming, no polling
⚡ Quick Start
Prerequisites: Node.js 18+, Python 3.12+, uv
npx openspawn init my-org # scaffold a new org
cd my-org
npx openspawn preview # simulation + dashboard at localhost:3333 (no API keys needed)
Ready for real agents? npx openspawn start launches the FastAPI coordinator with SQLite (no Docker needed).
Or try the live demo with 22 agents across 5 departments: bikinibottom.ai
🏗️ Architecture
┌─────────────────────┐
openspawn.ai/ │ Website (React) │
└──────────┬───────────┘
│
bikinibottom.ai/app/ ┌─────────┴───────────┐
│ Dashboard (React) │
└──────────┬───────────┘
│ SSE + REST
┌──────────┴───────────┐
:3333 │ Sandbox Server │
│ ┌─────┬─────┬─────┐ │
│ │ A2A │ MCP │Model│ │
│ │ │ │Route│ │
│ └─────┴─────┴─────┘ │
└──────────┬───────────┘
│
┌──────────┴───────────┐
│ ORG.md → Org Parser │
│ → Agent Engine │
└──────────────────────┘
📦 Project Structure
apps/dashboard/ # React dashboard (openspawn.ai + bikinibottom.ai)
apps/api/ # Python API — FastAPI coordinator + agent spawning
apps/website/ # Marketing site (openspawn.ai)
apps/team/ # Internal team dashboard (team.openspawn.ai)
apps/platform/ # Landing page (openspawn.ai)
tools/sandbox/ # Node.js sandbox server (simulation engine)
packages/openspawn/ # npm CLI (npx openspawn init / preview / start)
packages/coordinator/ # Coordination server package
docs/ # Design docs & spikes
🔗 Protocols
| Protocol | Endpoint | What it does |
|---|---|---|
| A2A | /.well-known/agent.json | Agent discovery + task management |
| MCP | POST /mcp | 7 tools via Streamable HTTP |
| Model Router | Internal | Routes to Ollama, Groq, OpenRouter |
🤝 Works With
CrewAI · LangGraph · AutoGen · OpenClaw · Any A2A-compatible agent
Contributing
Contributions welcome! This is a demo-stage project — things move fast and break sometimes. Open an issue or PR and we'll figure it out together.
License
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