Umlout for VS Code

io.github.dmkorj/umlout

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

client:VS Code transport:sse

Install Umlout in VS Code

.vscode/mcp.json

{
  "servers": {
    "umlout": {
      "type": "sse",
      "url": "https://www.umlout.com/mcp/sse"
    }
  }
}

Requires agent mode. MCP: Open User Configuration puts the same block in every workspace. VS Code docs