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Open-Source MCP servers

Production-ready MCP servers that extend AI capabilities through file access, database connections, API integrations, and other contextual services.

9,443 servers. Last updated -

Matching MCP tools:

Matching MCP servers:

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    A Model Context Protocol service for comprehensive email management that supports multiple email providers, with complete functionality for viewing, organizing, and batch processing emails.
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    An MCP service that enables AI to fully manage email accounts, supporting sending emails with attachments and multiple recipients across various email providers.
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    Enables sending emails through AWS Simple Email Service with support for single emails, bulk personalized emails, and template management. Deployed on Cloudflare Workers for fast, global edge performance with full TypeScript type safety.
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    A lightweight Model Context Protocol (MCP) server that enables your LLM to validate email addresses. This tool checks email format, domain validity, and deliverability using the AbstractAPI Email Validation API. Perfect for integrating email validation into AI applications like Claude Desktop.
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    Enables AI agents to send transactional emails programmatically through the Lemon Email API. Provides simple email sending capabilities with customizable sender information, recipients, and content.
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    MIT License

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    Automatically configures email notification functionality for Cline through SMTP integration. Enables Cline to send email notifications for task completion, errors, or user input requirements with automated setup and testing.
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    Enables booking cleaning services in San Francisco by collecting customer details and automatically sending booking requests via email to service partners.
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    Provides IMAP and SMTP capabilities, enabling developers to manage email services with seamless integration and automated workflows.
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    Enables users to validate the existence of email addresses through a simple FastMCP tool, offering JSON responses without requiring an API key.
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    A simple MCP server that enables users to send emails using Resend's API, integrating with tools like Cursor and Claude Desktop for seamless email composition and delivery.
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    This read-only MCP Server allows you to connect to Email data from Claude Desktop through CData JDBC Drivers. Free (beta) read/write servers available at https://www.cdata.com/solutions/mcp
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    MIT License
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    Real-time hydrological information retrieval service that provides water level, precipitation, dam discharge data, and observatory location information.
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    Apache 2.0
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    A Model Context Protocol (MCP) server providing comprehensive access to the XRP Ledger (XRPL). This service enables AI models to interact with XRPL through standardized endpoints.
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    A unified HTTP/HTTPS service that exposes Model Context Protocol (MCP) functionality over HTTP endpoints, allowing clients to list available tools and call them through a standardized API.
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    An MCP Server that enables interaction with Google's Service Usage API, allowing management and control of which Google Cloud Platform APIs and services are enabled for a project.
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    MCP server that integrates with Gmail to enable sending, reading, and managing emails through tools like send-email, trash-email, get-unread-emails, and read-email.
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    Enables comprehensive email management through IMAP/SMTP protocols with tools for searching, organizing, moving, flagging, and sending emails across various email providers. Features safe preview mode for destructive operations and supports multiple email providers including Gmail, Outlook, and Chinese email services.
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    This project builds a read-only MCP server. For full read, write, update, delete, and action capabilities and a simplified setup, check out our free CData MCP Server for Oracle Service Cloud (beta): https://www.cdata.com/download/download.aspx?sku=KOZK-V&type=beta
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    MIT License
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    This project builds a read-only MCP server. For full read, write, update, delete, and action capabilities and a simplified setup, check out our free CData MCP Server for Jira Service Management (beta): https://www.cdata.com/download/download.aspx?sku=GKZK-V&type=beta
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    An MCP-based email tool that enables AI models to access email services through standardized interfaces, allowing AI assistants to perform various email operations like sending emails, reading inboxes, and handling attachments.
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    Enables Claude Desktop to send emails through Mailjet's API using the Model Context Protocol over Server-Sent Events. Provides secure email sending capabilities with API token authentication and user-provided credentials.
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    Integrates with Mailtrap Email Platform to enable sending transactional emails via API.
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    A Model Context Protocol service that enables agent authentication and integration with TrustGo platform, providing access to real-time data like price, sigma score, and mindshare bubble analytics.
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    An MCP server that allows Claude Desktop or Cursor to send emails directly using Resend's API, eliminating the need to copy-paste email content.
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    A customer service MCP server that enables order lookup by phone number and store location queries by coordinates. Supports Excel data import and provides comprehensive customer service tools for order management and store information retrieval.
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    A FastMCP-based service that provides stock data including historical prices, fundamental information, and financial news.
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