Fluxmail MCP Server

by churichardio.github.churichard/fluxmailv0.12.0

Self-hosted email for Gmail, Microsoft 365, Outlook.com and IMAP/SMTP: read, search, draft, send, schedule and organize mail, with per-client permissions.

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Active1d ago

Install Fluxmail MCP server

claude mcp add churichard -e GOOGLE_CLIENT_SECRET='<google-client-secret>' -e FLUXMAIL_LICENSE_KEY='<fluxmail-license-key>' -- npx -y fluxmail stdio

{
  "mcpServers": {
    "churichard": {
      "command": "npx",
      "args": [
        "-y",
        "fluxmail",
        "stdio"
      ],
      "env": {
        "GOOGLE_CLIENT_SECRET": "<google-client-secret>",
        "FLUXMAIL_LICENSE_KEY": "<fluxmail-license-key>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "churichard": {
      "command": "npx",
      "args": [
        "-y",
        "fluxmail",
        "stdio"
      ],
      "env": {
        "GOOGLE_CLIENT_SECRET": "<google-client-secret>",
        "FLUXMAIL_LICENSE_KEY": "<fluxmail-license-key>"
      }
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "churichard": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "fluxmail",
        "stdio"
      ],
      "env": {
        "GOOGLE_CLIENT_SECRET": "<google-client-secret>",
        "FLUXMAIL_LICENSE_KEY": "<fluxmail-license-key>"
      }
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "churichard": {
      "command": "npx",
      "args": [
        "-y",
        "fluxmail",
        "stdio"
      ],
      "env": {
        "GOOGLE_CLIENT_SECRET": "<google-client-secret>",
        "FLUXMAIL_LICENSE_KEY": "<fluxmail-license-key>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
GOOGLE_CLIENT_ID	—	—	Optional override for Fluxmail's built-in Desktop OAuth client ID.
GOOGLE_CLIENT_SECRET	—	yes	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	—	yes	Optional Fluxmail license key for paid plan limits.

Freshness

Active — last maintenance signal 1d ago. The newest of the signals below sets the band.

Last commit (default branch)
2026-10-08 · 1d ago · GitHub
Latest release
2026-10-08 · 1d ago · GitHub · v0.13.0
Package published
no data · npm/PyPI
Registry entry updated
2026-10-05 · 4d ago · official registry · v0.12.0

FAQ

›How do I install the Fluxmail MCP server in Claude Code?

Run: claude mcp add churichard -e GOOGLE_CLIENT_SECRET='<google-client-secret>' -e FLUXMAIL_LICENSE_KEY='<fluxmail-license-key>' -- npx -y fluxmail stdio. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Fluxmail require an API key?

Yes. It expects GOOGLE_CLIENT_SECRET, FLUXMAIL_LICENSE_KEY, of which 2 are secrets.

›Can I use Fluxmail as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is Fluxmail in the official MCP registry?

Yes, as io.github.churichard/fluxmail.