开源
http://mikeos.berlios.de/
http://tomos.sourceforge.net/
http://www.returninfinity.com/baremetal.html
http://wiki.osdev.org/Main_Page
http://www.jamesmolloy.co.uk/tutorial_html/index.html
http://osask.net/
http://code.google.com/p/micron/
http://www.menuetos.net/
http://www.freenos.org/
ReactOS: http://www.reactos.org/zh/index.html
工具
http://nasm.us/
http://wiki.qemu.org/Main_Page
http://board.flatassembler.net/index.php