Building an operating system can be a great learning experience.

See https://wiki.osdev.org/Getting_Started for more resources.

• https://github.com/nuta/operating-system-in-1000-lines

https://osblog.stephenmarz.com/index.html

• https://cpu.land/the-basics → how does a program get executed by the CPU? In-depth and high quality article
• https://github.com/alexsd06/IslaOS/ → UPT CTI-EN 2025 colleague OS