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Open-Source MCP servers

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

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3,481 servers. Last updated 2025-04-16 00:02

Matching MCP tools:

Matching MCP servers:

  • OpenAPI Client Generator MCP

    orhanveli
    Verified
    A
    security
    A
    license
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    quality
    A TypeScript-based MCP server that generates API clients from OpenAPI specifications, allowing automated code generation through natural language.
    1
    64
    JavaScript
    MIT License
    • Apple

  • mcp-any-openapi

    matthewhand
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    security
    A
    license
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    quality
    A Python-based MCP server that integrates OpenAPI-described REST APIs into MCP workflows, enabling dynamic exposure of API endpoints as MCP tools.
    2
    17
    Python
    MIT License
    • Linux
    • Apple

  • MCP OpenAPI Server

    ReAPI-com
    Verified
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    security
    A
    license
    A
    quality
    A Model Context Protocol server that loads multiple OpenAPI specifications and exposes them to LLM-powered IDE integrations, enabling AI to understand and work with your APIs directly in development tools like Cursor.
    7
    292
    7
    TypeScript
    MIT License

  • mcp-openapi-schema

    hannesj
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    security
    F
    license
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    quality
    A MCP server that exposes OpenAPI schema information to LLMs like Claude. This server allows an LLM to explore and understand large OpenAPI schemas through a set of specialized tools, without needing to load the whole schema into the context
    37
    5
    JavaScript
    • Apple
    • Linux

  • OpenAPI Schema Explorer

    kadykov
    Verified
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    security
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    license
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    quality
    MCP server providing token-efficient access to OpenAPI/Swagger specs via MCP Resources for client-side exploration.
    TypeScript
    MIT License

  • MCP-OpenAPI

    rmasters
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    security
    A
    license
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    quality
    An MCP server that exposes HTTP methods defined in an OpenAPI specification as tools, enabling interaction with APIs via the Model Context Protocol.
    2
    Python
    MIT License

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  • OpenAPI MCP Server

    ivo-toby
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    security
    F
    license
    -
    quality
    A server that enables Large Language Models to discover and interact with REST APIs defined by OpenAPI specifications through the Model Context Protocol.
    74
    32
    JavaScript
    • Apple

  • OpenAPI to Model Context Protocol (MCP)

    gujord
    Verified
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    security
    A
    license
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    quality
    A proxy server that bridges AI agents and external APIs by dynamically translating OpenAPI specifications into standardized MCP tools, enabling seamless interaction without custom integration code.
    5
    Python
    MIT License
    • Linux
    • Apple

  • OpenAPI

    janwilmake
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    security
    A
    license
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    quality
    This tool creates a Model Context Protocol (MCP) server that acts as a proxy for any API that has an OpenAPI v3.1 specification. This allows you to use Claude Desktop to easily interact with both local and remote server APIs.
    516
    341
    JavaScript
    MIT License
    • Apple
    • Linux

  • OpenAPI MCP Server

    rahgadda
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    security
    A
    license
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    quality
    A Model Context Protocol Server that enables LLMs to interact with and execute REST API calls through natural language prompts, supporting GET/PUT/POST/PATCH operations on configured APIs.
    3
    Python
    Apache 2.0

  • Emcee

    loopwork-ai
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    security
    A
    license
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    quality
    Generate an MCP server for any OpenAPI documented endpoint.
    201
    Go
    Apache 2.0
    • Apple
    • Linux

  • Apifox MCP Server

    Tzott
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    security
    F
    license
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    quality
    This server acts as a Message Communication Protocol (MCP) service for integrating Apifox and Cursor, enabling OpenAPI interface implementation through AI-driven interaction.
    7
    TypeScript

  • Hippycampus MCP Server

    cromwellian
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    security
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    license
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    quality
    A LangChain-based server that supports dynamic loading of OpenAPI specifications and enables natural language interaction with web services through Server-Sent Events (SSE) transport.
    2
    Python
    MIT License

  • YCloud WhatsApp API MCP Server

    YCloud-Developers
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    security
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    license
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    quality
    A server that enables AI models like Claude to directly interact with YCloud WhatsApp API through natural language, automatically generating tools from the OpenAPI specification.
    2
    TypeScript

  • SuperiorAPIs MCP Server Tool

    CTeaminfo
    Verified
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    security
    F
    license
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    quality
    A Python-based MCP server that dynamically fetches plugin definitions from SuperiorAPIs and auto-generates tool functions based on OpenAPI schemas, enabling seamless integration with API services.
    Python
    • Linux
    • Apple

  • Swagger MCP Server

    tuskermanshu
    Verified
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    security
    F
    license
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    quality
    A server based on Model Context Protocol that parses Swagger/OpenAPI documents and generates TypeScript types and API client code for different frameworks (Axios, Fetch, React Query).
    143
    1
    TypeScript

  • Naver MCP Server

    pfldy2850
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    security
    F
    license
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    quality
    An MCP server that provides access to Naver OpenAPI services, enabling users to search blogs, news, books, images, and other content through standardized Model Context Protocol interfaces.
    Python

  • MCP-FEISHU

    NINGyv179
    Verified
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    security
    F
    license
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    quality
    A microservice control plane server that fetches API information from Feishu OpenAPI and provides it to Windsurf IDE, enabling seamless API integration and management within your development environment.
    TypeScript

  • Hedera Testnet Mirror Node MCP Server

    hedera-dev
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    security
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    license
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    quality
    A server that interfaces with the Hedera Testnet Mirror Node API, converting its OpenAPI-defined endpoints into MCP-compatible tools that can be accessed over Server-Sent Events (SSE).
    TypeScript

  • Swagger MCP Server

    dcolley
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    security
    A
    license
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    quality
    A server that enables interaction with any API that has a Swagger/OpenAPI specification through Model Context Protocol (MCP), automatically generating tools from API endpoints and supporting multiple authentication methods.
    11
    TypeScript
    Apache 2.0

  • MCP-APIKit

    scarqin
    Verified
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    security
    F
    license
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    quality
    A microservice control plane server that integrates with Windsurf IDE by fetching API information from Eolink OpenAPI and exposing it as MCP resources, enabling seamless API integration and management in the development environment.
    TypeScript

  • Swagger Explorer MCP

    johnneerdael
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    security
    F
    license
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    quality
    A Management Control Plane server that allows users to explore and analyze Swagger/OpenAPI specifications, providing features such as endpoint exploration, schema analysis, and customizable response formatting, with support for authentication and integration with tools like Claude.
    4
    TypeScript

  • MCP Redmine

    runekaagaard
    A
    security
    A
    license
    A
    quality
    Connects Claude Desktop to Redmine for seamless project and issue management, including searching, creating, updating, and tracking tasks using Redmine's API.
    5
    6
    Python
    Mozilla Public License 2.0
    • Apple
    • Linux

  • MantraChain MCP Server

    allthatjazzleo
    Verified
    A
    security
    A
    license
    A
    quality
    A server that provides tools for interacting with MantraChain blockchain through the Model Context Protocol, allowing users to manage tokens, stake assets, query balances, and execute various blockchain operations.
    18
    130
    TypeScript
    MIT License

  • OpenAI MCP Server

    thadius83
    A
    security
    A
    license
    A
    quality
    Enables integration with OpenAI models through the MCP protocol, supporting concise and detailed responses for use with Claude Desktop.
    1
    1
    Python
    MIT License
    • Apple
    • Linux

  • openai-tool2mcp

    alohays
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    security
    A
    license
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    quality
    A lightweight bridge that wraps OpenAI's built-in tools (like web search and code interpreter) as Model Context Protocol servers, enabling their use with Claude and other MCP-compatible models.
    8
    Python
    MIT License
    • Apple

  • MCP OpenAI Server

    mzxrai
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    security
    A
    license
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    quality
    A Model Context Protocol (MCP) server that lets you seamlessly use OpenAI's models right from Claude.
    1
    24
    28
    JavaScript
    MIT License
    • Apple

  • OpenAI WebSearch MCP Server

    ConechoAI
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    security
    A
    license
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    quality
    One click installation & Configuration，access to OpenAI's websearch functionality through the Model Context Protocol。
    19
    Python
    MIT License

  • MCP Simple OpenAI Assistant

    andybrandt
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    security
    A
    license
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    quality
    A simple MCP server for interacting with OpenAI assistants. This server allows other tools (like Claude Desktop) to create and interact with OpenAI assistants through the Model Context Protocol.
    18
    Python
    MIT License
    • Apple

  • OpenAI MCP

    jezweb
    Verified
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    security
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    license
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    quality
    A Model Context Protocol server enabling AI assistants to generate images through OpenAI's DALL-E API with full support for all available options and fine-grained control.
    JavaScript
    MIT License