RT-Thread is an open source IoT operating system.
Haha, thanks for reminding. there you go: https://www.rt-thread.io/
NOTE: The number of mentions on this list indicates mentions on common posts plus user suggested alternatives. Hence, a higher number means a more popular project.
How to Port Operating System to Different Chip Architecture?
1 project | dev.to | 29 Apr 2021
Hands Writing Robot
2 projects | dev.to | 21 Apr 2021
Embedded Dev 2021
1 project | dev.to | 19 Apr 2021
What Happens to Put Raspberry Pi PICO + ESP 8266
1 project | reddit.com/r/RASPBERRY_PI_PROJECTS | 31 Mar 2021
DIY A RedClock to Increase Work Productivity!
2 projects | dev.to | 15 Mar 2021