Emacs Buffers
Exposes open Emacs buffers as MCP Resources.
Browse 6,627+ Model Context Protocol servers for Claude, Cursor, and VS Code. Find the perfect tools for your AI workflow.
Exposes open Emacs buffers as MCP Resources.
Validates email addresses by checking their format, domain validity, and deliverability using the AbstractAPI Email Validation API.
Enables searching transcript segments using vector similarity via a Model Context Protocol (MCP) server.
Provides comprehensive tooling support for Ember.js development, integrating Ember CLI commands, codemods, documentation, and community resources.
Connects an Emby media server to an AI client, enabling voice or text control over your personal media collection.
Implements a Model Context Protocol server in Rust, offering functionalities for LLM integration.
Locates and evaluates medical facilities in emergency situations using Google Maps integration and sequential thinking.
Provides health checking and problem analysis tools for EMQX using MCP wrappers.
Provides intelligent guidance for EMR cluster management, configuration recommendations, and monitoring capabilities.
Manages file encodings by creating empty files with specified encodings, detecting existing file encodings, and converting files to target encodings.
Provides AI models with real-time access to technical documentation, library popularity data, and career insights to inform software development decisions.
Google Maps MCP with improved scrolling and layout functionality
Enriches data from multiple security products using a Model Context Protocol server.
Performs gene set enrichment analysis using the Enrichr API within a Model Context Protocol server.
Provides an enterprise-grade Model Context Protocol server with integrated ServiceNow capabilities and robust health monitoring.
Identifies whether two sets of data likely originate from the same real-world entity.
Demonstrates Entra ID authentication with MCP and HTTP+SSE transport.
Provides standardized access to Swiss court decisions via the entscheidsuche.ch API, enabling LLMs to search, retrieve, and analyze legal documents.
Simplifies the management of environment variables within Cursor MCP server definitions.
Enables AI assistants to check software end-of-life dates and support status using the endoflife.date API.
Enables comprehensive remote control of ESP32 CYD boards through a WebSocket-based Model Context Protocol (MCP) interface.
Bridges human and artificial intelligence by providing a contextual framework for AI tool integration and interaction.
Enables generative AI to interact with the Japanese government's e-Stat API.
Enables semantic search of user-provided ETABS documentation using local embeddings and a Model Context Protocol (MCP) server.
MCP (Model Context Protocol) servers are tools that connect AI assistants like Claude, Cursor, and other AI coding tools to external data sources, APIs, and services. They enable AI models to access real-time information, execute code, interact with databases, and perform actions beyond their base capabilities. Check out our curated collection of the best MCP servers for Cursor →
MCP servers act as intermediaries between AI assistants and external systems. When you ask Claude or Cursor to perform a task requiring external data, the MCP server handles the request, fetches the data, and returns it in a format the AI can understand and use.
When selecting an MCP server, consider:
For detailed setup guides, see our Complete MCP Server Setup Guide →
Everything you need to know about installing, using, and troubleshooting Model Context Protocol.
To install MCP servers in Cursor: 1) Open Cursor settings (Cmd+,), 2) Navigate to MCP Servers section, 3) Click 'Add Server', 4) Enter server configuration (name and command), 5) Restart Cursor. Check out our curated collection of the best MCP servers for Cursor with detailed setup guides.
MCP servers are protocol-level integrations that work across multiple AI assistants (Claude, Cursor, etc.), while VS Code extensions are editor-specific. MCP servers provide context to AI models, whereas extensions add IDE functionality. MCP is more portable and AI-focused.
Most MCP servers listed are open-source and free. Some enterprise connectors (like Salesforce or Jira) may require paid API access to the underlying service, but the MCP server code itself is usually free.
Yes! The Model Context Protocol is open standard. You can build servers in Python or TypeScript/Node.js to expose your own internal APIs or databases to Claude and Cursor.
An MCP server is a lightweight program that exposes specific capabilities (data access, tool execution, prompts) to AI assistants through a standardized protocol. MCP servers allow Claude and other AI models to securely interact with external systems like databases, APIs, file systems, and web services while maintaining security boundaries.
MCP servers connect to Claude Desktop or other MCP-compatible clients through a standardized JSON-RPC protocol. When you configure an MCP server in Claude Desktop, Claude can access its resources (data/content), use its tools (functions to execute), and leverage its prompts (templated interactions). The protocol ensures secure, controlled access to external capabilities.
Essential MCP servers for beginners include: Filesystem (local file access), SQLite/PostgreSQL (database queries), GitHub (repository access), Brave Search (web search), and Memory (persistent context). These cover common use cases and have excellent documentation. Start with 2-3 servers and expand based on your needs.
Most MCP servers install via npm (npx) or Python (uvx/pip). Configure them in Claude Desktop's config file (claude_desktop_config.json) by specifying the command, arguments, and any required environment variables like API keys. Our directory links to each server's documentation with specific installation instructions.
MCP servers run locally on your machine with explicit permissions you configure. They can only access resources you authorize, and Claude cannot bypass these boundaries. However, always review server code, use official/verified servers when possible, limit permissions to what's necessary, and be cautious with servers that request broad access.
Resources are data sources Claude can read (files, database results, API responses). Tools are functions Claude can execute (run queries, send messages, create files). Prompts are pre-defined templates for common interactions. Most MCP servers expose one or more of these capability types.
MCP is supported by Claude Desktop (official), Cursor IDE, Continue (VS Code extension), and various community implementations. The protocol is open, so support is expanding to more AI development tools. Check our compatibility filters to find servers tested with your preferred client.
Our MCP servers directory is updated weekly with new servers, documentation improvements, and compatibility updates. We monitor GitHub releases, community contributions, and Anthropic announcements to ensure our listings reflect the latest MCP ecosystem developments.