jsoncanvas for Gemini CLI

io.mcpcentral/jsoncanvas

Create, validate, edit, export (markdown/svg/png/mermaid), and search JSON Canvas files.

client:Gemini CLI transport:streamable-http

Install jsoncanvas in Gemini CLI

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

{
  "mcpServers": {
    "jsoncanvas": {
      "httpUrl": "https://jsoncanvas.mcpcentral.io/mcp"
    }
  }
}

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