This repository hosts software for the Raspberry Pi board of SC-Sat1. As you can see from the picture, it has a Raspberry Pi Zero 2 W and a Raspberry Pi Pico on it. Zero runs Yocto based Linux system. On the other hand, Pico runs Zephyr RTOS.
SC-Sat1 is a 3U CubeSat that Space Cubics launches to demonstrate SC-OBC in space. The main flight software is at https://github.com/spacecubics/scsat1-fsw.