List of Independent Operating Systems

salam

any Operating System should be Independent or based on some other OS
here below is a list of Independent OSes:

• Fedora
• openSUSE
• Gentoo Linux
• PCLinuxOS
• Puppy
• Mandriva Linux
• CentOS
• Tiny Core Linux
• Arch Linux
• Slackware Linux
• Debian GNU/Linux
• FreeBSD

Linux distros Timeline
Mobile_operating_system
MeeGo vs androi
http://www.linuxfromscratch.org/

http://www.red-mercury.com/mmceo/mmceo_current.html