Based on our record, Zephyr RTOS seems to be more popular. It has been mentiond 4 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
I can recommend [Zephyr](https://github.com/zephyrproject-rtos/zephyr) for these things. Source: over 2 years ago
Zephyr, RIOT, NuttX are all open source RTOSes happy about contributions. Source: over 2 years ago
Microcontrollers are a good start. Boards are cheap and sensors are plentiful. You could get a yet unsupported board and port RIOT, Zephyr or NuttX. Source: over 2 years ago
Zephyr Project: Update to 2.5 or later. Patches are available for prior supported versions. See the Zephyr security advisory for more information. Source: over 2 years ago
Amazon FreeRTOS - Official Twitter Feed for Amazon Web Services. For support, go to @AWSSupport. Find out more about AWS #reInforce here: https://t.co/ZmyQhxo8uc
Home-Assistant.io - Home Assistant is an open-source home automation platform running on Python 3.
Windows 10 IoT - The operating system built for your Internet of Things
ioBroker - flexible and modular application for the IoT and Smarthome
Nucleus RTOS - Nucleus RTOS is a proven, stable, and optimized real time operating system deployed on over 3 billion embedded devices
openHAB - "empowering the smart home" - vendor and technology agnostic open source home automation