Communication MCP servers

Turn docs, GitHub repos, PDFs, videos, Confluence, Notion and Slack/Discord into AI skills and RAG knowledge, exportable to vector databases like Qdrant.

Inbox Zero features on top of Gmail, such as finding emails that need a reply or follow-up.

Search personal WhatsApp messages and contacts, and send messages to individuals or groups.

Meeting bot and transcripts for Google Meet, Teams and Zoom. Live or after, speakers labelled.

The most powerful MCP server for Slack Workspaces. This integration supports both Stdio and SSE transports, proxy settings and does not require any permissions or bots being created or approved by Workspace admins .

Telegram API integration: access user data, manage dialogs (chats, channels, groups), retrieve and send messages, and handle read status.

Write and preview emails: render Markdown into email-safe HTML for Outlook and Gmail, lint drafts for deliverability and get a live preview link.

MCP server that connects to the whole Microsoft 365 suite (Microsoft Office, Outlook, Excel) using Graph API (including mail, files, calendar)

Integrates the LINE Messaging API to connect an AI Agent to the LINE Official Account.

Send bots to browser-based meetings (Zoom, Teams, Google Meet) to gather live transcripts, speak text and post in the meeting chat.

Phone numbers for AI agents: order a private number, read the SMS verification code, hand it back.

Telegram personal-account MCP (MTProto user-auth). Read DMs, send messages, search across chats.

Interact with Discord and automate tasks.

Team knowledge base turning Slack, Discord, Teams and Mattermost chats into a knowledge graph and wiki with cited answers, semantic search and expert finding.

Microsoft Teams messaging: read, post and mention, and list members and threads.

Ingest content from Slack, Discord, websites, Google Drive, Linear or GitHub into a Graphlit project, then search and retrieve relevant knowledge.

Telegram API integration: access user data, manage dialogs (chats, channels, groups), retrieve messages and handle read status.

Query, analyze, send and receive iMessage conversations, with phone number validation, attachments, contacts and group chats.

MCP server for Evolution API — WhatsApp messaging, instances, contacts

MCP server for SendGrid — global transactional + marketing email (Twilio-owned)

MCP server for Twilio — global SMS, WhatsApp, Voice, Verify, and Lookup across 180+ countries

MCP server for WhatsApp Cloud API (Meta) — messages, media, and templates via Graph API

MCP server for Z-API — WhatsApp messaging, contacts, media

MCP server for Zenvia — SMS, WhatsApp, RCS, Email, Voice, Facebook messaging, templates and reports

Email for AI agents: autonomous inbox registration via proof-of-work, custom domains, and sending and receiving over the open JMAP standard.

Email and SMS for AI agents via a local mail server: disposable inboxes, sending and receiving email, and fetching verification codes.

Interact with Twitter search and timeline.

Local job-hunting agent: scans company careers pages, scores roles against your resume, sends top matches to Telegram and drafts tailored cover letters.

Interact with JMAP (JSON Meta Application Protocol) email servers.

IMAP/SMTP email across multiple accounts: read, search, send, schedule and manage mail, with IMAP IDLE push, AI triage and desktop notifications.

Caller-owned Discord operations for AI agents with 221 typed tools and verifiable guild builds.

Interact with Twilio APIs to send messages, manage phone numbers, configure your account, and more.

Unified notifications for Next.js. Multi-provider SMS, email, and push.

Search CometChat documentation and get curated implementation bundles for adding real-time chat, voice, video and moderation to apps.

Multi-account email over IMAP, SMTP, Exchange Web Services and Microsoft Graph: read, search, send, reply, forward, bulk operations and attachment downloads.

Use Claude with local workspace access from Telegram on your phone: read, write and code on the go.

Feishu document management with built-in Feishu OAuth: create blocks, update content and more.

Safe access to the iMessage database to query and analyze conversations, with phone number validation and attachment handling.

MCP server for Slack — read/write messages, manage threads, and react to messages.

Discourse forum integration: search topics, read posts, manage categories and tags, discover users and interact with communities.

An ntfy MCP server for sending/fetching ntfy notifications to your self-hosted ntfy server from AI Agents (supports secure token auth & more - use with npx or docker!)

Interact with your HackMD notes and teams seamlessly. Manage your notes, view reading history, and…

Apple Mail access: list accounts and mailboxes, fetch emails with filters, full-text search via an FTS5 index and extract attachments.

Email for AI agents: create inboxes on the fly to send, receive and act on email.

Mac & Windows: let ChatGPT, Claude & Cursor use your email, calendar, iMessage, Teams, files.

Local access to macOS apps: Mail, Calendar, Contacts, Reminders, Notes, iMessage, Finder, Safari, OmniFocus, Teams, Outlook, OneDrive and Office documents.

Interact with the VRChat API: retrieve information about friends, worlds, avatars and more.

Collaboration rooms for AI agents: create and join rooms and exchange real-time messages over MCP or A2A. Self-hostable.