RA-H Open Source
Self-host your knowledge graph
RA-OS is the fully open source version of RA-H. Run it on your own server, use your own API keys, and keep complete control of your data.
Quick Start
git clone https://github.com/bradwmorris/ra-h_os.git
cd ra-h_os
npm install
npm run devThen open http://localhost:3000
What you get
Local SQLite Database
All your knowledge stays on your machine. No cloud dependencies, no data sharing.
Bring Your Own Keys
Use your OpenAI, Anthropic, or other API keys. Pay only for what you use.
MCP Server Included
Connect Claude Code, Cursor, or Windsurf to your knowledge graph via MCP.
Full Source Access
MIT licensed. Fork it, modify it, deploy it however you want.
Mac App vs Open Source
| Feature | Mac App | Open Source |
|---|---|---|
| Installation | Download DMG | git clone + npm |
| Data Storage | ~/Library/Application Support | Your choice |
| Updates | Automatic | git pull |
| AI Models | Included credits | BYO API keys |
| Interface | Native desktop app | Web browser |
| Voice Mode | Yes | No |
| Agent Mode | Yes | No |
| MCP Server | Yes | Yes |
| Support | Email + Discord | GitHub Issues |
| Cost | Subscription | Free (+ your API costs) |
Ready to self-host?
Clone the repo and have your knowledge graph running in under 5 minutes.