"The official Python standard library documentation" matching MCP servers:

Enables AI assistants to manage Microsoft Outlook Desktop (Classic) calendar and email through local COM automation, without Microsoft Graph or Entra registration.

Enables coding agents to research and score leads against industry ICP templates, draft cold emails, and gate every draft through CAN-SPAM and deliverability checks before a human approves it. Nothing is sent by default, and each step is recorded in an append-only audit log showing why a lead was contacted.

A Python-based MCP server for Microsoft Outlook integration using Microsoft Graph API, enabling email reading/sending, calendar management, and contact operations through Claude Desktop.

An MCP server that provides AI agents with direct access to authoritative Cakemail API specifications, enabling accurate code generation and eliminating hallucination.

Free email for AI agents with hardware attestation, real SMTP/IMAP/JMAP, and real-time notifications.

Private, EU-hosted email for AI agents over the open JMAP standard. Read, search, reply in-thread, organize and send from your own mailbox; sending is pinned to the signed-in mailbox.

An MCP server that lets Claude read, search, and send email over standard IMAP/SMTP.

Manages SendGrid email workflows including design library, transactional templates, marketing contacts and lists, single sends, and direct email sends via the SendGrid v3 API.

A Python-based MCP server for managing email configurations, sending emails, and reading the latest unread emails.

Enables reading, converting, and managing email messages, calendars, and contacts, along with mail account folder/thread operations and personal name parsing/formatting, via typed MCP tools.

MCP server for reading and sending emails via IMAP and SMTP, designed for Zimbra and any standard mail host.

A Windows-first Python MCP server for Gmail that reads unread emails and creates correctly threaded draft replies using the Gmail API.

Enables reading, sending, searching, and managing Gmail through Claude using the official Google Gmail API.

An MCP server that connects AI assistants to Zoho Mail, enabling reading, searching, sending, scheduling, organizing, and downloading emails through the official Zoho Mail REST API.

A Python-based MCP server that bridges MCP-compatible clients with the Gmail API, enabling AI-driven email management through natural language commands.

MCP server that enables AI agents to check if email addresses or domains are disposable using the isitdisposable.com API. It provides tools like check_email, check_domain, and check_batch for real-time validation.

Detects whether a company runs cold email outbound and identifies the email sending infrastructure, including sending domains, platforms, and authentication status.

Enables AI agents to read and send email, handle attachments and manage calendar invitations through their own IMAP/SMTP mailboxes, with per-mailbox sender and recipient allow lists and automatic HTML-to-Markdown conversion. It runs as a single self-hosted Docker container, exposing the same tools over MCP and REST.

MCP server for IntoDNS.ai providing 36 free tools for DNS, DMARC, SPF, DKIM, BIMI, DNSSEC, MTA-STS, FCrDNS, blacklist and email security checks. Citation-grade report snapshots with content hashes. No API key required.

Enables MCP clients to read and search Proton Mail and create draft-only emails with attachments through the local Proton Mail Bridge, while requiring out-of-band human approval before a draft can be committed.