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20 Best GitHub MCP Servers: compared and ranked, September 2026Ranked from 1,553 matching servers on stars, growth, downloads and maintenance. Updated .

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  • A
    license
    A
    quality
    D
    maintenance
    An MCP server for Nordic nRF Connect SDK development that enables users to list, read, and search documentation and sample code from the nrfconnect/sdk-nrf repository. It provides Claude with specialized tools to navigate SDK resources, source files, and configuration examples directly through the GitHub API.
    3
    9 npm
    MIT
  • F
    license
    A
    quality
    B
    maintenance
    A headless MCP server that enables AI tools (like Claude Code) to read and analyze serial logs from embedded boards (ESP32, STM32) for firmware debugging, with read-only tools for log retrieval and a built-in web viewer.
    6
    -
  • A
    license
    A
    quality
    B
    maintenance
    AI-driven USB oscilloscope control via FastMCP, enabling waveform capture, CSV export, and frequency measurements on PicoScope, Hantek, or a built-in simulator.
    6
    2
    MIT
  • A
    license
    A
    quality
    A
    maintenance
    Enables LLMs to control RIGOL oscilloscopes over SCPI via LAN or USB, including configuring channels/timebase/trigger, taking measurements, capturing waveforms and screenshots, decoding serial protocols, running FFT analysis, and controlling the built-in AFG.
    38
    MIT
  • A
    license
    A
    quality
    D
    maintenance
    A Model Context Protocol (MCP) server for ROS 2 that enables GitHub Copilot and other AI agents to interact with ROS 2 systems. This server provides tools for monitoring, debugging, and managing ROS 2 nodes, topics, services, and TF2 frames.
    15
    80 npm
    MIT
  • A
    license
    A
    quality
    D
    maintenance
    Enables controlling robots in ROS environments through natural language, supporting topics, services, actions, and GUI tools.
    24
    36
    MIT
  • A
    license
    A
    quality
    D
    maintenance
    Provides AI assistants with a complete FPGA toolchain for HDL linting, simulation, synthesis, and place-and-route across various hardware targets. It features a GitHub-backed IP core registry that enables users to search for and import MIT-licensed cores directly through their chat interface.
    15
    1
    MIT
  • A
    license
    A
    quality
    C
    maintenance
    Enables AI assistants to communicate with serial port devices, supporting port management, data transmission in text/binary modes, interactive terminal sessions, and automatic reconnection.
    14
    12
    MIT
  • A
    license
    B
    quality
    A
    maintenance
    MCP server for Beckhoff TwinCAT XAE / TE1000 Automation Interface, enabling control of XAE Shell, TwinCAT tree manipulation, PLC operations, and build actions via natural language.
    25
    11
    MIT
  • A
    license
    C
    quality
    B
    maintenance
    Enables AI coding agents to build, flash, debug, and read feedback from STM32 development projects in Keil MDK, forming a closed loop to automatically fix code.
    27
    2
    MIT
  • A
    license
    Not graded
    quality
    B
    maintenance
    Provides tools to search and retrieve LILYGO hardware documentation, including product listings, full specs, and sectioned guides, with live fetching from GitHub.
    16 npm
    1
    MIT
  • A
    license
    Not graded
    quality
    A
    maintenance
    Enables AI agents to interact with an ArduPilot vehicle in real-time via MAVLink, including reading state, inspecting and changing parameters, switching flight modes, diagnosing arming failures, and gated arming/disarming.
    1
    MIT
  • A
    license
    Not graded
    quality
    C
    maintenance
    This MCP server enables AI models to interact with ESP32 devices, providing built-in tools for web search, note management, calculator, and custom tools like todo lists and timers.
    MIT
  • A
    license
    Not graded
    quality
    C
    maintenance
    An MCP server that lets you define and run custom shell commands via YAML templates, with built-in tools for flashing and serial communication in embedded development.
    27 npm
    4
    Apache 2.0
  • A
    license
    Not graded
    quality
    B
    maintenance
    MCP server for firmware verification in MCU development, exposing a five-stage pipeline (Detect, Review, Build, Flash, Verify) as tools for AI agents to compile, flash, and verify firmware on Arduino boards.
    1
    MIT