MCP Mail Server

Name: MCP Mail Server
Author: yunfeizhu

mcp-mail-server · by yunfeizhu

A lightweight Model Context Protocol (MCP) server that provides IMAP and SMTP email functionality for AI assistants like Claude in Cursor IDE. Built with TypeScript and optimized for easy deployment via npm/npx.

45 1.3k/wk 24 tools GitHub npm

No known CVEs

MIT license

Actively maintained

Last commit 8d ago

Works with most clients

Transport: stdio, http

24 tools · ~1.2k tok

Grade B · 0.6% of 200K ctx

MCPpedia last refreshed this data 22h ago

Edit this pageView history

MCP Mail Server is an MCP server that a lightweight Model Context Protocol (MCP) server that provides IMAP and SMTP email functionality for AI assistants like Claude in Cursor IDE. Built with TypeScript and optimized for easy deployment via npm/npx. Its tool list has not been published yet over stdio and http, requires no API key, and scores 86/100 on MCPpedia's security, maintenance and efficiency rubric.

Communication

Step 1

Install in your client

Config is the same across clients — only the file and path differ.

Supported in Claude Desktopstdio, http · Node 18+

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

{
  "mcpServers": {
    "mcp-mail-server": {
      "env": {
        "IMAP_HOST": "your-imap-server.com",
        "IMAP_PORT": "993",
        "SMTP_HOST": "your-smtp-server.com",
        "SMTP_PORT": "465",
        "EMAIL_PASS": "your-password",
        "EMAIL_USER": "your-email@domain.com",
        "IMAP_SECURE": "true",
        "SMTP_SECURE": "true"
      },
      "args": [
        "-y",
        "mcp-mail-server"
      ],
      "command": "npx"
    }
  }
}

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What Mcp Mail Server does

A Model Context Protocol server for IMAP/SMTP email operations with Claude, Cursor, and other AI assistants.

Test This Server

Run this in your terminal to verify the server starts. Then let us know if it worked — your result helps other developers.

npx -y 'mcp-mail-server' 2>&1 | head -1 && echo "✓ Server started successfully"

After testing, let us know if it worked:

Scored, not listed

Why this score

Five weighted categories — click any category to see the underlying evidence.

Score breakdown

86/100across 5 weighted dimensions

How we score →

0255075100

−14

Security

Maintenance

Efficiency

Documentation

Compatibility

Categoriesclick a row to see evidence

Security

OSV.dev

No known CVEs.

Checked mcp-mail-server against OSV.dev.

Inventory

Tools (24)

Click any tool to inspect its schema.

~1.2k tokens total

Community

Reviews

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How easy was setup?Did it work reliably?How was the documentation?

Frequently Asked Questions

Is Mcp Mail Server safe to use?: Mcp Mail Server has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.
How do I install Mcp Mail Server?: Mcp Mail Server supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.
What can Mcp Mail Server do?: Mcp Mail Server provides 24 tools: connect_all, get_connection_status, disconnect_all, open_mailbox, list_mailboxes and 19 more. See the full tools list on the server page for descriptions and parameters.
What AI clients work with Mcp Mail Server?: Mcp Mail Server is compatible with claude-desktop, cursor, claude-code. It uses stdio and http transport.
Is Mcp Mail Server actively maintained?: Mcp Mail Server is actively maintained — last commit was 8 days ago. It has 45 GitHub stars.

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Community

Discussion

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Has anyone used this with Cursor?How do you handle auth?Any alternatives?

{ "mcpServers": { "mcp-mail-server": { "env": { "IMAP_HOST": "your-imap-server.com", "IMAP_PORT": "993", "SMTP_HOST": "your-smtp-server.com", "SMTP_PORT": "465", "EMAIL_PASS": "your-password", "EMAIL_USER": "your-email@domain.com", "IMAP_SECURE": "true", "SMTP_SECURE": "true" }, "args": [ "-y", "mcp-mail-server" ], "command": "npx" } } }

Frequently Asked Questions

Is Mcp Mail Server safe to use?

Mcp Mail Server has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.

How do I install Mcp Mail Server?

Mcp Mail Server supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.

What can Mcp Mail Server do?

Mcp Mail Server provides 24 tools: connect_all, get_connection_status, disconnect_all, open_mailbox, list_mailboxes and 19 more. See the full tools list on the server page for descriptions and parameters.

What AI clients work with Mcp Mail Server?

Mcp Mail Server is compatible with claude-desktop, cursor, claude-code. It uses stdio and http transport.

Is Mcp Mail Server actively maintained?

Mcp Mail Server is actively maintained — last commit was 8 days ago. It has 45 GitHub stars.