open primitive for Claude Code
io.github.writesdavid/open-primitive
33 tools, 30 US federal data domains. Ed25519 signed, provenance chains, entity graph. Free.
client:Claude Code
transport:stdio
runtime:npm
Install open primitive in Claude Code
run in your project directory
claude mcp add open-primitive -- npx -y open-primitive-mcp
Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs