[notawolf]

This a very cool side project, congratulations! Any tips for anyone that also would like to attempt something similar ? Like where to start or or sources etc

[Bananymous]

Pretty much what others said. You should read through https://wiki.osdev.org/Getting_Started and note that it will take a lot time if you decide to go for developing an OS.

[torlok]

OSDev Wiki for practical knowledge, operating system design and computer architecture books for the theory.

[udev4096]

There's https://os.phil-opp.com/ for rust, https://github.com/tuhdo/os01 for general OS development and make sure to read Operating Systems: Three Easy Pieces