Thunderbird MCP

What it does

Connects AI assistants to Mozilla Thunderbird, allowing them to manage emails, contacts, and calendars. It bridges the AI's capabilities with Thunderbird's local data and mail filters through a Rust-based bridge and a specialized extension.

Tools

• get_recent_messages: Retrieve the most recent emails.
• search_messages: Find specific emails using search queries.
• get_message: Get full details of a specific email.
• update_message: Modify email properties or flags.
• delete_messages: Remove one or more emails.
• send_mail: Compose and send new emails.
• reply_to_message: Create a reply to an existing conversation.
• forward_message: Forward an email to another recipient.
• list_accounts: View configured email accounts.
• list_folders: List folders within an account.
• create_folder: Create a new mail folder.
• delete_folder: Remove a mail folder.
• list_filters: List active mail filters.
• create_filter: Set up a new mail filter.
• update_filter: Modify an existing filter.
• delete_filter: Remove a mail filter.
• search_contacts: Search the Thunderbird address book.
• list_address_books: List all available address books.
• create_contact: Add a new contact.
• update_contact: Update contact details.
• delete_contact: Remove a contact.
• list_calendars: View configured calendars.
• list_events: Retrieve calendar events.
• create_event: Schedule a new calendar event.

Installation

Install the Thunderbird extension from the Add-ons gallery, then add the following to your claude_desktop_config.json:

{
  "mcpServers": {
    "thunderbird": {
      "type": "stdio",
      "command": "/absolute/path/to/thunderbird-mcp/target/release/thunderbird-mcp",
      "args": []
    }
  }
}

Supported hosts

• Claude Desktop