Communication · Developer Tools

Email Server logo

Email Server

yahyamohmuedpro99/mailer-mcp

A Model Context Protocol (MCP) server for sending emails. This server is designed to be completely SMTP provider agnostic, allowing you to use any SMTP relay service of your choice (Gmail, SendGrid, Mailgun, SMTP2Go, etc.) by simply configuring the appropriate environment variables.

Install

Client configuration

{
  "mcpServers": {
    "server": {
      "command": "node",
      "args": [
        "path/to/mailer-mcp/dist/index.js"
      ],
      "env": {
        "SMTP_HOST": "<SMTP_HOST>",
        "SMTP_PORT": "<SMTP_PORT>",
        "SMTP_USER": "<SMTP_USER>",
        "SMTP_PASSWORD": "<SMTP_PASSWORD>",
        "EMAIL_FROM": "<EMAIL_FROM>"
      }
    }
  }
}

Environment variables

SMTP_HOSTSMTP_PORTSMTP_USERSMTP_PASSWORDEMAIL_FROM
Category
Communication, Developer Tools
License
MIT
Updated
Oct 6, 2026

About Email Server

The server provides tools for sending emails through SMTP using environment variables for configuration.

Features

  • Send emails to specified recipients

  • Test email functionality

  • Environment variable configuration

  • Proper error handling and logging

  • TypeScript implementation for type safety

Tools (2)

  • send_email

    Sends an email to a specified recipient.

  • test_email

    Sends a test email to verify the configuration.

Details on this page are taken from the project's README. Open README

Supported clients

Clients mentioned in this server's README:

View all
Cline logo

Cline

Desktop · Free · MIT

An AI coding assistant integrated into the IDE. Supports MCP servers for enhanced functionality.

WindowsMacOSLinux

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