Umlout for Gemini CLI

io.github.dmkorj/umlout

Create and edit UML, flowchart, wireframe and sequence diagrams on an Umlout whiteboard.

client:Gemini CLI transport:sse

Install Umlout in Gemini CLI

~/.gemini/settings.json · windows: %USERPROFILE%\.gemini\settings.json

{
  "mcpServers": {
    "umlout": {
      "url": "https://www.umlout.com/mcp/sse"
    }
  }
}

Gemini expands $VAR and ${VAR} inside env values, so a secret can live in your shell rather than this file. Gemini CLI docs