"How to respond to tagged messages on Slack" matching MCP servers:

Sends document files (EPUB, PDF, DOCX, etc.) to your Kindle via email using Amazon's Send to Kindle feature.

One-pass agentic inbox triage as an MCP server: fetch unread Gmail → classify (action_needed/fyi/newsletter/noise) → summarize → extract tasks → draft replies as Gmail DRAFTS (never sends) → flag calendar → write a triage report. Four stdio tools (fetch_emails, save_gmail_draft, append_tasks, write_report); the host is the LLM, so it runs keyless in Claude Code. Gmail scopes: readonly + compose

A Model Context Protocol (MCP) server that allows Claude Desktop to send documents directly to your Kindle e-reader.

Enables pushing enriched leads into Instantly or Smartlead campaigns with ICP score gating, deduplication, and dry-run previews via an Apify actor.

An MCP server that sends plain-text Gmail messages only to a predefined allowlist, using generated recipient IDs instead of email addresses to enforce security.

Official MCP server for Shipmail, enabling agents to manage domains, mailboxes, messages, threads, webhooks, and suppressions via natural language.

Enables Gmail label management with tools to list, create, delete labels, and modify labels on messages and threads, handling OAuth2 authentication automatically.

A privacy-first MCP server for inbox triage, enabling masked email reading, calendar upsert, reply drafting, and Slack digests using Google and Slack credentials.

Enables AI assistants to generate temporary email addresses, check inboxes, and read messages using the 1TempMail API.

Enables any MCP-compatible AI agent to send WhatsApp messages, SMS, OTP codes, and email through a single REST API.

Enables AI assistants to read and search Proton Mail inbox through Proton Mail Bridge, providing tools to list mailboxes, list messages, search messages, and fetch full message bodies. Read-only, with secure certificate pinning.

Gives Claude (or any LLM) full control over Apple Mail — read, search, compose, reply, move, flag, and delete messages — via AppleScript on your local machine, with no cloud intermediary.

MCP server for Mailplug email workflows and JANDI notifications, providing tools to build and send JANDI messages via webhook.

A multi-channel messaging MCP server that sends messages through Slack, Telegram, Email (Gmail, Naver, Microsoft Graph API), KakaoTalk, and Discord.

Enables querying and retrieving email messages from an IMAP mailbox via MCP tools, with an indexed storage backend on Cloudflare.

Enables AI agents and Telegram bots to read and send Gmail messages via MCP with OAuth authentication.

Enables AI agents to interact with emails captured by a local SMTP mail sink, supporting listing, reading, clearing, and waiting for messages.

Enables AI models to manage CloudMailin email data, including listing addresses, messages, and sending emails with markdown support.

Enables MCP clients to search, read, and inspect Apple Mail on macOS, including conversations and attachments. It can create new, reply, reply-all, or forward drafts, but cannot send or modify existing messages.

Enables AI agents to read, triage, respond to, and calendar-manage Gmail with a production-grade MCP control plane and human-in-the-loop safety.