Alternatives to FreeRTOS for all platforms with any license

  • Zephyr

    Zephyr is a small real-time operating system for connected, resource-constrained devices supporting multiple architectures and released under the Apache License 2.0...

    Free Open Source Mac Windows Linux

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  • NuttX

    NuttX is a real-time operating system (RTOS) with an emphasis on standards compliance and small footprint.

    Free Open Source BSD

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    NuttX icon
  • embOs

    embedded Operating System (embOS), is a Real-time operating system, developed by the Company SEGGER Microcontroller. It's designed to be used as a foundation for the...

    Freemium $ $ $ Windows

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    embOs icon
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