This is the Rust course used by the Android team at Google
How to create an OS from scratch
PICSimLab is a realtime emulator for PIC, Arduino, STM32, ESP32, ...
Learning operating system development using Linux kernel and Raspberry
Mulithreading Arduno library
It animates some Lissajous figures. It is Boot-able.
Classic & Modern Cryptography tools
Oso32 es un diminuto sistema operativo para fines didácticos