Email Server

Provides IMAP/SMTP email access for reading messages and sending emails with secure connection support and environment-based credential management.

Provides a bridge between Microsoft 365 services and natural language interfaces, enabling access to email, calendar, OneDrive files, and Excel operations through the Microsoft Graph API with simplified authentication and parameter handling.

Slack

Experience the most powerful MCP server for Slack workspaces with advanced message and channel support. This feature-rich server allows fetching messages from channels, threads, DMs, and group DMs with embedded user info and smart history pagination by date or count. It supports enterprise workspaces, caching for faster access, and flexible transports like Stdio and SSE with proxy settings. Designed for stealth operation or secure access via OAuth, it integrates channel and thread lookups by name or ID to give rich, contextual Slack workspace data efficiently and reliably. Perfect for developers needing robust Slack data handling.

Bridges AI with Telegram to enable monitoring, organizing, and responding to messages through account access, dialog management, and conversation handling capabilities

Manage your emails effortlessly with a standardized interface for drafting, sending, retrieving, and organizing messages. Streamline your email workflow with complete Gmail API coverage, including label and thread management.

Provides multi-channel notification capabilities through desktop notifications, email via SMTP, and HTTP API endpoints with a single tool that simultaneously delivers alerts across all configured channels.

Integrates with Asterisk phone systems to enable outbound call operations, conversation monitoring, call history retrieval, and telephony system metrics tracking for business automation workflows.

Enables sending customizable messages to external webhook endpoints, facilitating automated notifications and workflow integrations.

Mailtrap Email API

Official

Enables sending transactional emails through the Mailtrap Email API.

Integrates Gmail functionality, enabling email search, message retrieval, and attachment downloads via Google Apps Script.

Provides IMAP/SMTP email access for reading messages and sending emails with secure connection support and environment-based credential management.

Sidemail

Official

Integrates with Sidemail.io email service to send emails through a simple API interface for automated notifications, customer communications, and workflow-triggered messaging.

Integrates with Zapmail API to enable domain purchasing, bulk mailbox creation, email automation workflows, and platform exports for large-scale cold email operations through natural language commands with advanced workflow orchestration.

Integrates with Discord through Discord.js to provide comprehensive bot capabilities including message management, channel operations, forum posts, reactions, webhooks, and server administration with automatic reconnection and rate limiting protection.

Discord API integration providing 80+ tools for complete server automation including channel management, role administration, message handling, voice control, event scheduling, and moderation workflows with bulk operations, privacy controls, and webhook support.