Communication & Messaging
MCP servers and agents that connect AI to messaging platforms — Slack, Teams, Discord, email, and SMS. These tools let agents search conversations, post updates, create documents, and coordinate with teams programmatically.
OpenClaw
Runs a self-hosted, local-first personal AI assistant across WhatsApp, Telegram, Slack, and Discord. Ships a CLI gatewa…
Gmail MCP
Manages Gmail end-to-end via MCP — send, draft, reply, and search messages, organize with labels, retrieve contacts, an…
OneSignal MCP
Official OneSignal MCP — send push notifications, email, and SMS, manage audience segments, check delivery stats, and u…
Slack MCP
Official Slack remote MCP server enabling AI agents to search messages, post to channels, read history, create Canvases…
X MCP Server
Connects AI assistants to the X (Twitter) API via an official hosted MCP server. Exposes 200+ read-only endpoints for p…