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mcp/harbor
Cursor

ksef fa3 invoice lint for Cursor

io.github.jmshinhwa/ksef-fa3-invoice-lint

Finds the lines KSeF will reject in a Polish structured invoice XML, before you send it

client:Cursor transport:stdio runtime:npm

Install ksef fa3 invoice lint in Cursor

~/.cursor/mcp.json · windows: %USERPROFILE%\.cursor\mcp.json 

{
  "mcpServers": {
    "ksef-fa3-invoice-lint": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@readystack/ksef-fa3-invoice-lint"
      ]
    }
  }
}

Use .cursor/mcp.json in a project root instead to scope it to that project. Cursor merges both. Cursor docs

ksef fa3 invoice lint in other clients

ksef fa3 invoice lint MCP server