CairnOS

CairnOS is a basic operating system built from the Youtube tutorial channel Write your own Operating System.

It is not designed to be good at anything, but rather to allow me to get a first experience in this field before starting a more serious project.

Features

System

x86 32 bits
round-robin multitasking
syscall manager
dynamic memory allocation

Drivers

driver manager
keyboard
mouse
networking card (am79c973)
VGA

Networking

ARP
ICMP
UDP

Basic communication through netcat:

GUI mode

Windows
Widgets
Fonts

Basic Desktop: