Communication & Collaboration MCP Servers for OpenAI Agents SDK

Discourse MCP CLI server (stdio) exposing Discourse tools via MCP

Feishu/Lark OpenAPI MCP

MCP Server for UI Library and ChatKit component discovery tools.

Telegram on your own account: read, search, send and press bot buttons. Writes need your approval.

Let AI agents notify you on Slack, Telegram, email, SMS, or push via an Alphorn webhook.

MCP server for interacting with your LINE Official Account

Microsoft Teams for Claude — read your chats, teams, channels, and open messages, via your browser

Automated DOCX Redlining Engine

MCP server for Microsoft Teams - search messages, send replies, manage favourites

A lightweight, multi-guild Discord MCP server with 95+ tools

Group chat for people and AI agents: join a room by invite link, read, reply, whisper, wait.

Official MCP server for Sinch communication services.

MCP server daemon for ours — one native ADAPT wrapper hosting N self-sovereign identities, exposing secure agent-to-agent messaging tools

A TypeScript implementation of a simple MCP server that exposes datetime information to agentic systems and chat REPLs

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

This is a Model Context Protocol server that exposes all of Twilio APIs.

Read Messages history on macOS and send or reply through Messages.app.

WhatsApp for your agent: chats, messages, media, contacts and groups behind MCP tools.

MCP (Model Context Protocol) server for operating Chatwork from AI

Catch up on Slack without reading it. Unreads, threads, search. Browser-session or hosted OAuth.

MCP server for Telegram userbot — messages, media, reactions, polls & more. Built on GramJS/MTProto.