"An email protocol for sending and receiving messages" matching MCP servers:

A self-hosted MCP server for Gmail and Outlook that lets MCP clients read, search, send, reply, and manage email via OAuth, with no built-in secrets and support for both stdio and HTTP transports.

IMAP/SMTP email MCP server with App Passwords. Auto-discovers Gmail, Outlook, Yahoo, iCloud. 5 composite tools, multi-account.

Enables email management through SMTP and IMAP protocols with support for sending emails with attachments, searching and filtering messages, replying/forwarding with threading, organizing mailboxes, and managing multiple email accounts.

Enables sending and receiving emails through SMTP, IMAP, and POP3 protocols with support for attachments, HTML content, and email validation.

Enables drafting emails via Model Context Protocol in OpenWebUI using templates, generating short links for editable drafts without sending any emails.

A comprehensive MCP server for unified email management that supports both Gmail and IMAP accounts via a single interface. It enables users to search across multiple accounts, list, read, send, and archive emails with integrated health monitoring and secure authentication.

Connects AI assistants to Microsoft 365 via the Graph API, enabling email search, attachment extraction, and OneDrive file reading through natural conversation.

Enables async-first working practices by providing tools to draft decision docs, convert meetings to async artifacts, score status updates, and triage sync vs async tasks. It also offers reference tools for the Open and Async book's principles and coaching prompts.

Integrates Gmail with Claude Desktop to fetch unread emails, generate AI-powered draft replies with customizable tone and style guides, and manage your inbox through natural language commands.

Analyzes meeting transcripts to determine if they could have been emails, returning filler word count, decisions, action items, and a suggested email.

Enables AI-powered project management by connecting Claude to Planka kanban boards via 75+ MCP tools for creating, updating, and managing projects, boards, lists, and cards.

Enables Claude to manage Apple Reminders on macOS, providing full CRUD operations such as listing, searching, creating, updating, and deleting reminders.

Enables AI agents to manage n8n workflow automation instances through tools for workflow CRUD operations, execution monitoring, and webhook triggering. It facilitates programmatic interaction with n8n instances via the n8n API with AI-optimized descriptions and error handling.

A robust MCP server that transforms OneNote notebooks into an AI-accessible knowledge base for Gemini Spark, enabling natural language queries to list, read, and search notes via Microsoft Graph API.

Automates cold email outreach for job applications by parsing job postings, generating personalized emails using AI, and sending them or saving as drafts in Gmail with resume attachments.

Enables interaction with 163 email accounts through IMAP/SMTP protocols. Supports reading unread emails, sending text/HTML emails with attachments, and saving email attachments through natural language commands.

Enables AI assistants to interact with Slack workspaces by listing channels, posting messages and thread replies, adding emoji reactions, retrieving channel history and thread replies, and inspecting user profiles. Supports both stdio and Streamable HTTP transports for flexible integration.

Enables AI agents to search, create, and manage Notion pages and databases through the Model Context Protocol. It features file-based operations and response extraction to optimize token usage and context efficiency.

Enables users to manage Gmail by fetching recent emails with pagination and creating new or reply drafts via the Gmail API. It provides a seamless interface for interacting with email content and drafting responses within Gemini-CLI.

Provides tools for reading, modifying, and analyzing Google Sheets, as well as searching and managing Google Drive spreadsheets with access control.