http://toaruos.org/ https://github.com/klange/toaruos Kevin Lange network file system /dev/net/toaruos.org:80 lua was really easy pyhton was not cross-compiling, tons of dependencies sdl gcc is very easy, needs read and write files gdb requires tracing, not easy to port qemu and printf debugging testing is hard, especially unit testing grub (on ISO) and multiboot in qemu (kernel mode) C library: newlib Mesa no X11, his own compositor Utani, based on Wayland