io.github.cyanheads/nonprofit-explorer-mcp-server

MCP server for nonprofit financials via ProPublica — IRS Form 990 data for 1.8M+ nonprofits.

Ready: ReadySecurity: SecureAuth: No authSetup: Openmcp_servermcp

Use it

Endpoints
Packages
  • npm: @cyanheads/nonprofit-explorer-mcp-server 0.1.3npx -y @cyanheads/nonprofit-explorer-mcp-server
    Env: MCP_LOG_LEVEL
  • npm: @cyanheads/nonprofit-explorer-mcp-server 0.1.3npx -y @cyanheads/nonprofit-explorer-mcp-server
    Env: MCP_HTTP_HOST, MCP_HTTP_PORT, MCP_HTTP_ENDPOINT_PATH, MCP_PUBLIC_URL, MCP_AUTH_MODE, MCP_LOG_LEVEL
Instructions
  • Use the MCP protocol over streamable-http.
  • No authentication metadata was declared; the endpoint may still require credentials.

Version history

VersionStatusPublished
0.1.3LatestactiveJun 15, 2026
0.1.2activeJun 13, 2026
0.1.1activeJun 1, 2026