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VS Code

UISandbox for VS Code

io.github.ideelab/uisandbox

Play with your app's design in the browser: load a build, turn the knobs, export the code.

client:VS Code transport:stdio runtime:npm

Install UISandbox in VS Code

.vscode/mcp.json 

{
  "inputs": [
    {
      "type": "promptString",
      "id": "uisandbox-url",
      "description": "UISANDBOX_URL",
      "password": true
    }
  ],
  "servers": {
    "uisandbox": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "uisandbox-mcp"
      ],
      "env": {
        "UISANDBOX_URL": "${input:uisandbox-url}"
      }
    }
  }
}

VS Code prompts for each input the first time the server starts, so no secret is written to the file. VS Code docs

UISandbox in other clients

UISandbox MCP server