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  • J-Link debug probes
  • J-Link Commander

    J-Link Commander
    Verify J-Link functionality

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    Downloads
    Documentation
    SEGGER Debug & Trace Probes
    1. 1.Licensing
    2. 2.System requirements
    3. 3.Latest news

    Overview

    J-Link Commander (JLink.exe) is a command line based utility that can be used for verifying proper functionality of J-Link as well as for simple analysis of the target system. It supports some simple commands, such as memory dump, halt, step, go etc. to verify the target connection.

    General Info J-Link Commander

    Licensing

    The J-Link Commander comes as part of the J-Link Software and Documentation Package. The software package is free for any J-Link or J-Trace device and can be downloaded here:

    DownloadJ-Link Software and Documentation Pack

    System requirements

    Supported OS
    WindowsMicrosoft Windows (x86/x64)
    macOSmacOS (x86/Apple Silicon)
    LinuxLinux (x86/x64/Arm)

    Latest news

    2025
    Sep.09
    Ozone
    Ozone icon next to simulator chip

    SEGGER's Ozone is now available for simulators and third-party probes

    SEGGER's powerful Ozone debugger and performance analyzer, long trusted by users of J-Link and J-Trace, is now available for simulators and third-party debug probes.

    [Read more...]

    All news

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    • J-Link Prime

    Headquarters

    SEGGER Microcontroller GmbH

    Ecolab-Allee 5
    40789 Monheim am Rhein, Germany
    info@segger.com
    Tel.: +49-2173-99312-0
    Fax: +49-2173-99312-28

    Locations

    USA: SEGGER Microcontroller Systems LLC

    Boston area
    101 Suffolk Lane
    Gardner, MA 01440, USA
    us-east@segger.com
    Tel.: +1-978-874-0299
    Fax: +1-978-874-0599

    Silicon Valley
    Milpitas, CA 95035, USA
    us-west@segger.com
    Tel.: +1-408-767-4068

    China: SEGGER Microcontroller China Co., Ltd.

    Room 218, Block A, Dahongqiaoguoji
    No. 133 Xiulian Road
    Minhang District, Shanghai 201199, China
    china@segger.com
    Tel.: +86-133-619-907-60

    ISO 9001 certified

    ISO 9001

    30+ years of experience

    First-class embedded software tools since 1992
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