imap-mcp

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📧 An IMAP Model Context Protocol (MCP) server to expose IMAP operations as tools for AI assistants.

 

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Fork of dominik1001/imap-mcp

This MCP-Server was originally created by dominik1001 and has been forked for customization and additional features.

✨ Features

• List Mailboxes: Browse all available mailboxes with their special use flags
• List Emails: View the most recent emails in any mailbox
• Read Emails: Read full email content including headers and body
• Search Emails: Search emails by sender, recipient, subject, date range, and flags
• Move Emails: Move emails between mailboxes
• Flag Emails: Add or remove flags (Seen, Flagged, Answered, etc.)
• Create Drafts: Create draft emails saved to your IMAP server's drafts folder
• IMAP Integration: Connect to any IMAP-compatible email server (Gmail, Outlook, etc.)
• Secure Authentication: Uses environment variables for secure credential management
• MCP Compatible: Works with Claude and other AI assistants that support the Model Context Protocol
• MCPB Compatible: Easy integration with MCPB-compatible AI assistants like Claude Desktop

Setup

{
  "mcpServers": {
    ...,
    "imap": {
      "command": "npx",
      "args": [
        "imap-mcp"
      ],
      "env": {
        "IMAP_HOST": "<IMAP host>",
        "IMAP_PORT": "<IMAP port>",
        "IMAP_USERNAME": "<IMAP username>",
        "IMAP_PASSWORD": "<IMAP password>",
        "IMAP_USE_SSL": "<true or false>"
      }
    }
  }
}

Usage

1. Compile TypeScript to JavaScript:

npx tsc

1. Run the MCP server:

node dist/index.js

Available Tools

list-mailboxes

Lists all available mailboxes on the IMAP server with their path, special use designation, flags, and subscription status.

Parameters: None

list-emails

Lists the most recent emails from a mailbox.

Parameters:

• mailbox (string, optional): Mailbox to list (default: "INBOX")
• limit (number, optional): Number of emails to return, 1–100 (default: 20)

read-email

Reads a single email by UID, returning full headers and body content.

Parameters:

• mailbox (string, optional): Mailbox containing the email (default: "INBOX")
• uid (number, required): The UID of the email to read

search-emails

Searches for emails using optional filter criteria.

Parameters:

• mailbox (string, optional): Mailbox to search (default: "INBOX")
• from (string, optional): Filter by sender
• to (string, optional): Filter by recipient
• subject (string, optional): Filter by subject
• since (string, optional): Emails since this ISO date
• before (string, optional): Emails before this ISO date
• seen (boolean, optional): Filter by read/unread status
• flagged (boolean, optional): Filter by flagged status
• limit (number, optional): Maximum results, 1–100 (default: 20)

move-email

Moves an email to a different mailbox.

Parameters:

• mailbox (string, optional): Source mailbox (default: "INBOX")
• uid (number, required): The UID of the email to move
• destination (string, required): Target mailbox path

flag-email

Adds or removes flags on an email.

Parameters:

• mailbox (string, optional): Mailbox containing the email (default: "INBOX")
• uid (number, required): The UID of the email
• action (string, required): "add" or "remove"
• flags (string[], required): Flags to modify (e.g., \Seen, \Flagged, \Answered, \Draft, \Deleted)

create-draft

Creates a draft email message and saves it to the IMAP server's drafts folder.

Parameters:

• to (string, required): The recipient's email address
• subject (string, required): The email subject line
• body (string, required): The email body content
• from (string, optional): The sender's email address (defaults to IMAP_USERNAME)

License

MIT