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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.

6,743 servers. Last updated -

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    An MCP server that provides access to government datasets from Data.gov, enabling users to search packages, view dataset details, list groups and tags, and access resources by URL.
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    MIT License
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    Ever wonder what our (US) Congress is up to? Fed up with the news? Ask Congress.gov yourself what's going on.
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    Empowers AI agents with direct access to the official ClinicalTrials.gov database, enabling programmatic searching, retrieval, and analysis of clinical study data through a Model Context Protocol interface.
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    Apache 2.0
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    Enables users to query ClinicalTrials.gov using natural language instead of complex API parameters, translating plain English requests into structured API calls and returning organized clinical trial data.
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    MIT License
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    A Model Control Protocol implementation for SAMtools, providing a standardized interface for working with SAM/BAM/CRAM files.
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    MCP for Data.gov.il Israeli Government Data
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    MIT License
    • Apple
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    MCP Server for Google Cloud Healthcare API enables Agentic AI for a variety of FHIR-based digital health solutions, from smarter clinical workflows for Health Systems to Pre-Auth frameworks for Payers!
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    The open Congress.gov MCP server. Provides comprehensive access to the Congress.gov API through 6 organized toolsets, enabling AI systems to retrieve and interact with legislative data from the United States Congress with a clean, unified interface.
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    Provides access to the ClinicalTrials.gov AACT database, enabling analysis of clinical trial data, tracking development trends, and generating therapeutic landscape insights.
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    Provides LLMs with structured access to critical biomedical databases including PubTator3 (PubMed/PMC), ClinicalTrials.gov, and MyVariant.info through the Model Context Protocol.
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    Provides AI assistants with direct query access to the AACT (Aggregate Analysis of ClinicalTrials.gov) database, allowing structured retrieval and analysis of clinical trial data.
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    A Model Context Protocol server that enables Claude Desktop to search clinicaltrials.gov for matching clinical trials based on genetic mutations provided in natural language queries.
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    Automates interactions with SAP GUI using the Model Context Protocol, allowing precise control of SAP transactions through tools like clicking, typing, scrolling, and transaction management.
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    Enables Google Workspace administration through the GAM CLI, allowing Claude to manage users, groups, and organizational units via natural language.
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    MCP server that provides Claude AI assistants with the ability to search the web, get news, and perform research using the You.com API.
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    An MCP server that enables scheduling, updating, deleting, and listing calendar appointments through Cal.com's Calendar API.
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    An MCP server for the Congress.gov API that consolidates 91 operations into 6 comprehensive legislative tools that can be used by any MCP client (i.e. Claude Desktop), or MCP-compatible AI agent, to query and reason about congressional data.
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    MIT License
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    This read-only MCP Server allows you to connect to SAP Concur 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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    A Python server implementing the Model Context Protocol to provide customizable prompt templates, resources, and tools that enhance LLM interactions in the continue.dev environment.
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    A server that enables document searching using Vertex AI with Gemini grounding, improving search results by grounding responses in private data stored in Vertex AI Datastore.
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    Provides MCP multi-cluster Kubernetes management and operations. It can be integrated as an SDK into your own project and includes nearly 50 built-in tools covering common DevOps and development scenarios. Supports both standard and CRD resources.
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    CTX is a tool made to solve a big problem when chatting with LLMs like ChatGPT or Claude: giving them enough context about your project.
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    MIT License
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    An MCP server that enables web search capabilities using OpenAI's o3 model, allowing AI assistants to perform text-based web searches and return AI-powered results.
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    Facilitates contract and template management for eSignatures, enabling users to create, send, update, and manage contracts and templates with customizable options through a user-friendly interface.
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    A Model Context Protocol server that enables AI-powered analysis of NPM packages through multiple tools for security vulnerability scanning, dependency analysis, package comparison, and quality assessment.
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    MIT License
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    Provides tools for discovering events at Madison Square Garden via the Ticketmaster API, returning structured data with event details like name, date, price, and ticket purchase links.
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