Fluxmail MCP Server

Name: Fluxmail MCP Server
Author: io.github.churichard

io.github.churichard/fluxmail

Repository Registry

What is the Fluxmail MCP server?

Read, search, draft, send, and organize email through Gmail, Outlook, and IMAP/SMTP mailboxes.

How to install Fluxmail

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

GOOGLE_CLIENT_ID
Optional override for Fluxmail's built-in Desktop OAuth client ID.
GOOGLE_CLIENT_SECRET
secret
Client secret paired with a custom Google OAuth client ID.
FLUXMAIL_DATA_DIR
Directory for the Fluxmail database, encryption key, and stored settings.
FLUXMAIL_LICENSE_KEY
secret
Optional Fluxmail license key for paid plan limits.

Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "fluxmail": {
      "command": "npx",
      "args": [
        "-y",
        "fluxmail",
        "stdio"
      ],
      "env": {
        "GOOGLE_CLIENT_ID": "<YOUR_GOOGLE_CLIENT_ID>",
        "GOOGLE_CLIENT_SECRET": "<YOUR_GOOGLE_CLIENT_SECRET>",
        "FLUXMAIL_DATA_DIR": "<YOUR_FLUXMAIL_DATA_DIR>",
        "FLUXMAIL_LICENSE_KEY": "<YOUR_FLUXMAIL_LICENSE_KEY>"
      }
    }
  }
}

Cursor

~/.cursor/mcp.json

{
  "mcpServers": {
    "fluxmail": {
      "command": "npx",
      "args": [
        "-y",
        "fluxmail",
        "stdio"
      ],
      "env": {
        "GOOGLE_CLIENT_ID": "<YOUR_GOOGLE_CLIENT_ID>",
        "GOOGLE_CLIENT_SECRET": "<YOUR_GOOGLE_CLIENT_SECRET>",
        "FLUXMAIL_DATA_DIR": "<YOUR_FLUXMAIL_DATA_DIR>",
        "FLUXMAIL_LICENSE_KEY": "<YOUR_FLUXMAIL_LICENSE_KEY>"
      }
    }
  }
}

Windsurf

~/.codeium/windsurf/mcp_config.json

{
  "mcpServers": {
    "fluxmail": {
      "command": "npx",
      "args": [
        "-y",
        "fluxmail",
        "stdio"
      ],
      "env": {
        "GOOGLE_CLIENT_ID": "<YOUR_GOOGLE_CLIENT_ID>",
        "GOOGLE_CLIENT_SECRET": "<YOUR_GOOGLE_CLIENT_SECRET>",
        "FLUXMAIL_DATA_DIR": "<YOUR_FLUXMAIL_DATA_DIR>",
        "FLUXMAIL_LICENSE_KEY": "<YOUR_FLUXMAIL_LICENSE_KEY>"
      }
    }
  }
}

VS Code

.vscode/mcp.json

{
  "servers": {
    "fluxmail": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "fluxmail",
        "stdio"
      ],
      "env": {
        "GOOGLE_CLIENT_ID": "<YOUR_GOOGLE_CLIENT_ID>",
        "GOOGLE_CLIENT_SECRET": "<YOUR_GOOGLE_CLIENT_SECRET>",
        "FLUXMAIL_DATA_DIR": "<YOUR_FLUXMAIL_DATA_DIR>",
        "FLUXMAIL_LICENSE_KEY": "<YOUR_FLUXMAIL_LICENSE_KEY>"
      }
    }
  }
}

Claude Code

claude mcp add fluxmail --env GOOGLE_CLIENT_ID=<YOUR_GOOGLE_CLIENT_ID> --env GOOGLE_CLIENT_SECRET=<YOUR_GOOGLE_CLIENT_SECRET> --env FLUXMAIL_DATA_DIR=<YOUR_FLUXMAIL_DATA_DIR> --env FLUXMAIL_LICENSE_KEY=<YOUR_FLUXMAIL_LICENSE_KEY> -- npx -y fluxmail stdio