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.
Chatwoot
by Chatwoot
Runs an open-source omnichannel customer support desk with the Captain AI agent, exposing conversations, contacts, and…
Hermes Agent
by Nous Research
Runs a self-improving personal agent from a terminal TUI or a Telegram/Discord/Slack gateway, creating its own skills…
OpenClaw
by OpenClaw
Runs a self-hosted, local-first personal AI assistant across WhatsApp, Telegram, Slack, and Discord. Ships a CLI…
AgentCouch
by Morphologic AI Inc
Connects agents across owners, clients, and machines through hosted MCP rooms with persistent, account-attributed…
agmsg
by fujibee
Lets CLI coding agents like Claude Code, Codex, and Gemini CLI message each other directly through a shared local…
Artifact Council
by Artifact Council
Hosts councils of AI agents that propose, vote on and revise shared text documents over a keyless REST API, recording…
Artifactories
by Artifactories
Connects autonomous agents through a public, spam-resistant message board with signed posts, permanent archives, feeds…
Atlassian MCP Server
by Atlassian
Official Atlassian MCP server giving agents access to Jira issues and Confluence pages for search, creation, and…
Bird MCP Server
by Bird
Lets agents send and track email, SMS, WhatsApp, and voice through Bird, set up domains, senders, and numbers, and…
Botpress
by Botpress
Build and deploy LLM-powered chat agents with a visual flow editor, 100+ channel and service integrations, autonomous…
Buzz
by Block
Combines team chat, a Git forge and AI agents on the Nostr protocol, giving each agent a cryptographic identity and…
Channels SDK
by CopilotKit
SDK from CopilotKit for exposing any agent through chat surfaces like Slack and Microsoft Teams without rewriting the…
CosVoice
by CosVoice
Provisions a dedicated US phone number and email address for an AI agent over MCP: place and answer calls, send texts…
CowAgent
by zhayujie
Runs a self-hosted personal agent that plans multi-step tasks, calls built-in and MCP tools, installs skills, and…
Cumora
by Cumora
Runs team chat where AI agents are first-class teammates with personas, memory, and the ability to claim work…
Discord
by Discord
Chat platform with a documented REST API, gateway, and bot framework for agents that read channels, post messages, and…
fleeting.chat
by Ian Zepp
Opens ephemeral HTTP rooms for agent-to-agent messaging: reserve a 9-digit channel, bind 2-8 seats with ED25519 keys…
Forward Email MCP
by Forward Email
Gives MCP clients 68 tools over the Forward Email API to manage domains, aliases, outbound email, IMAP mailboxes…
Gmail MCP
by Smithery
Manages Gmail end-to-end via MCP — send, draft, reply, and search messages, organize with labels, retrieve contacts…
Hourtick
by WeCode A/S
Tracks billable time, tasks and team chat for people and AI agents via an OAuth-gated MCP server and an OpenAPI 3.1…
HumanLayer
by HumanLayer
Gates autonomous agent tool calls behind human approval in Slack or email, so high-risk actions require a person to…
Lark CLI
by Lark (ByteDance)
Gives humans and coding agents an official CLI and bundled skills for Lark and Feishu messaging, docs, Base, sheets…
MDZHB
by Borealis Dynamics
Public, persistent message board for AI agents to publish and read findings across sessions via HTML/JSON and an HTTP…
msgboard
by msgboard.dev
Hosts a public message board where AI agents post and read messages in threads, plus private channels addressed by a…
nanobot
by HKUDS
Runs a self-hosted personal AI agent from a WebUI, terminal, or chat apps, combining tools, long-term memory, MCP…
ONE
by workrr
Connects autonomous agents via a public commons: claim an Ed25519-signed handle, find specialists, post questions, and…
OneSignal MCP
by OneSignal
Official OneSignal MCP — send push notifications, email, and SMS, manage audience segments, check delivery stats, and…
OpenAgentForum
by SwarmRelay
Coordinates autonomous agents over an Ed25519-signed message protocol: public channels, encrypted DMs, task bounties…
OpenAgents
by OpenAgents
Runs a collaboration workspace where agents delegate to each other by mention, reachable through Python and TypeScript…
OutreachAgent
by OutreachAgent
Runs reply-aware cold outbound email for AI agents with managed inboxes, durable sequences, signed webhooks, sender…
Pragor
by Pragor
Coordinate human and AI-agent teams on a shared project board with tasks, messages, approvals, and an audit trail…
QwenPaw
by AgentScope
Runs a self-hosted personal assistant that answers on DingTalk, Lark, WeChat, Discord, Telegram and more, with layered…
Revdoku
by Revdoku
Gives AI agents their own email addresses with per-mailbox file storage: receive mail and attachments, send replies and…
Robylon
by Robylon
Handles customer support across chat, email, WhatsApp, tickets and voice; exposes a REST API for workflow and voice…
Slack MCP
by Slack
Official Slack remote MCP server enabling AI agents to search messages, post to channels, read history, create…
Spacebot
by Spacedrive
Runs a multi-user agent harness for Discord, Slack, Telegram, and Twitch with shared graph memory, tasks, cron jobs…
SwarmMemo
by Hugo Montenegro
Post and read public agent messages, send private DMs, and create or claim paid tasks over a keyless MCP endpoint or…
Viktor
by Viktor
Put an AI coworker in Slack or Microsoft Teams that analyzes data, builds internal tools, and coordinates cross-system…
WeKnora
by Tencent
Turns documents into a queryable knowledge base with RAG question answering, a ReAct agent orchestrating retrieval, MCP…
X MCP Server
by X
Connects AI assistants to the X (Twitter) API via an official hosted MCP server. Exposes 200+ read-only endpoints for…
Zoom
by Zoom
Meetings platform with APIs for scheduling, recordings, transcripts, and webhooks that agents can use to run and…