FreeRTOS is the most popular Windows, Mac & Linux alternative to RIOT.
FreeRTOS is the most popular Open Source & free alternative to RIOT.
- FreeRTOS is Free and Open Source
RIOT Alternatives
RIOT is described as 'Small operating system for networked, memory-constrained systems with a focus on low-power wireless Internet of things (IoT) devices. - Wikipedia' and is an app in the os & utilities category. There are four alternatives to RIOT for Windows, Linux, Mac and BSD. The best RIOT alternative is FreeRTOS, which is both free and Open Source. Other great apps like RIOT are Zephyr, NuttX and embOs.
Alternatives list
Zephyr is a small real-time operating system for connected, resource-constrained devices supporting multiple architectures and released under the Apache License 2.0 backed by the Linux Foundation.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux
NuttX is a real-time operating system (RTOS) with an emphasis on standards compliance and small footprint. Scalable from 8-bit to 32-bit microcontroller environments, the primary governing standards in NuttX are Posix and ANSI standards.
Cost / License
- Free
- Open Source
Platforms
- BSD
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 development of embedded real-time applications for a wide range of µc.
Cost / License
- Freemium (Pay once)
- Proprietary
Platforms
- Windows








