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    MCP server for email compatibility analysis. Analyze, preview, diff, and fix HTML emails across 15 email clients — plus capture real screenshots and create shareable links with an optional API key.
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    Enables Claude to manage Gmail, Google Calendar, and Google Contacts through a safety-first interface with soft-delete protections and draft-only email capabilities. Supports multiple Google accounts with comprehensive mutation logging and mandatory manual confirmation for destructive actions.
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    An MCP server for the PostStack email API that enables AI assistants to send transactional emails, manage contacts, handle inbound email threads, and perform deliverability checks through 84 curated tools.
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    • Apple
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    An MCP server that provides AI assistants with full access to Fastmail accounts for managing email, contacts, calendars, and file storage. It implements 42 tools across JMAP, CardDAV, CalDAV, and WebDAV protocols to enable comprehensive account interaction through natural language.
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    Enables AI agents to interact with email accounts via the Himalaya CLI, supporting features like message reading, folder management, and controlled email sending. It prioritizes security with graduated permission modes and the exclusion of destructive operations like permanent deletion.
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    • Apple
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    MCP server for email deliverability: validate SPF/DKIM/DMARC/BIMI, check blacklists, test SMTP/IMAP, look up DNS, and generate ready-to-deploy records for any major email provider. Ships with two one-click prompts (audit-deliverability, setup-dns). Public, no auth.
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    MCP server for the Inxmail Commerce transactional API — manage events, sendings, bounces, blocklist, blacklist, reactions, and delivery tracking.
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    Provides AI agents with a real email address to send, receive, and manage emails via the Envoi.work platform. It enables seamless email communication, including inbox management and threaded replies, directly within MCP-compatible clients.
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    Create disposable email inboxes, extract OTP codes in 15 languages, and receive webhooks — all from your AI agent. One call: create inbox → wait for email → get the verification code. Supports 7 domains, email forwarding, and HMAC-signed webhooks with OTP included in payload. Free tier available.
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    MCP server for disposable email — create inboxes, receive emails, and extract OTP codes. Let your AI agent sign up for services, wait for verification emails, and extract codes autonomously.
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    Access 5+ ATXP agent tools via MCP: web search, AI image generation, email, and music generation. Free tier with pay-per-use Pro tier via x402 micropayments (USDC on Base mainnet).
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    Enables AI clients to interact with ProtonMail accounts through the Proton Bridge using SMTP and IMAP protocols. Provides email management capabilities via secure local bridge connections.
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    A minimal MCP server that enables Claude to search, read, and manage Gmail messages and threads using official Google API libraries. It supports actions like sending emails, creating drafts, replying to threads, and managing labels through secure OAuth2 authentication.
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    MIT
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    A Model Context Protocol server that provides email access via IMAP and SMTP, enabling AI agents to read, search, send, and manage emails. It features specialized tools for folder management, message retrieval, and replying to threads through a standardized HTTP/SSE interface.
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    • Apple
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    Enables AI agents to interact with Gmail for classifying messages, extracting action items, and performing batch inbox triage. It supports automated labeling, smart replies, and task creation for external platforms like Linear, Jira, and Todoist.
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    Give AI agents full read/write email access through Mozilla Thunderbird. Zero credentials touch the agent — all IMAP/SMTP stays in Thunderbird. 12 MCP tools, 38 CLI commands, signed Thunderbird 128+ extension. Tested at 22 accounts / 249k messages.
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    Enables AI agents to send emails via Cloudflare's Email Service. Provides both MCP server integration for AI tools and a REST API for traditional applications with support for HTML content, attachments, and secure authentication.
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    Enables AI assistants to interact with Fastmail services, providing tools for comprehensive email management, contact searching, and calendar event coordination via the JMAP API. It supports advanced features like threaded conversations, attachment handling, and bulk mailbox operations through natural language.
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    Local MCP server for Hey.com email - read, search, send, reply, and manage the screener via stored session cookies. Runs over stdio, stores no credentials.
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    An open-source MCP server that provides AI agents with secure access to read, search, and manage emails via Microsoft 365 and Gmail. It features security-first defaults like recipient allowlists and markdown content conversion to facilitate safe agent interaction with mailboxes.
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    Apache 2.0
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    A privacy-focused MCP server that grants Claude read-only access to Gmail using strict, user-defined filters to control which emails are exposed. It enables searching and fetching email metadata while ensuring data security through OAuth and localized filter enforcement.
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    MIT
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    AI-native email marketing platform built for agents. Control campaigns, automations, contacts, templates, and analytics via MCP with OAuth authentication.
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    An MCP server for Fastmail that provides access to email, contacts, and calendars via the JMAP protocol. It enables users to search, send, and bulk-manage emails while also interacting with calendar events and address books through natural language.
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    An IMAP client MCP server for reading mail from Dovecot or Synology MailPlus mailboxes, with optional webhook triggers for new messages. It provides tools for managing emails and automates workflows by firing webhooks when matching messages arrive.
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    A utility MCP server providing 10 specialized tools for newsletter content preparation and optimization, including subject line generation, HTML-to-text extraction, read time estimation, and email validation. Enables newsletter operators, developers, and content teams to automate pre-send workflows and audit newsletter issues through natural language interactions.
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    Connects DMARC monitoring data to AI assistants to facilitate the analysis of email security reports, domain details, and statistics. It allows users to manage security alerts, export report data, and monitor email authentication health through natural language commands.
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    • Apple
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    Enables Claude Desktop to securely access Amazon WorkMail email and calendar functionality through a local MCP server. Provides tools for reading, searching, and sending emails, as well as managing calendar events with built-in security protections.
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    An MCP server that enables AI models to read, search, and send emails via IMAP and SMTP protocols. It supports various providers like Gmail and Outlook, allowing for tasks such as retrieving unread messages, searching by sender, and managing mailbox folders.
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    Enables email management for a single mailbox via IMAP and SMTP protocols. Supports reading, searching, and sending emails with threading support through stdio or HTTP transports.
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    Enables AI-powered email management for Microsoft Outlook through natural language commands. This fork adds draft-first guardrails that create email drafts locally without sending, ensuring user control over all email operations.
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    Mailgo Campaign Suite MCP Server AI-powered cold email campaign management through Model Context Protocol (MCP). Overview Mailgo Campaign Suite MCP Server connects your AI assistant directly to the Mailgo cold email platform. Through natural conversation, you can verify email addresses, claim pre-warmed mailboxes, launch campaigns, manage their lifecycle, and pull
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    Provides identity infrastructure for AI agents to manage email communications, including sending, replying, and organizing messages. It also includes a secure vault for managing credentials and generating TOTP codes.
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    Enables AI assistants to securely manage Google Workspace services (Gmail, Calendar, Drive, Sheets, Contacts) with persistent multi-account OAuth. Uses OS keychain for credential storage with health monitoring and granular business rules for enterprise security.
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    MIT