Legit Reviews

Windows XP Home Page
http://www.microsoft.com/windowsxp/default.mspx

Windows Me : [Windows Millennium Edition, Windows Me, home, homepage]
http://www.microsoft.com/windowsme/default.asp

Windows 98 Home Page
http://www.microsoft.com/windows98/default.asp

Windows XP Professional x64 Edition Customer Preview Program
http://www.microsoft.com/windowsxp/64bi ... grade.mspx

Longhorn Developer Center Home
http://msdn.microsoft.com/longhorn/


The Linux Home Page at Linux Online
http://www.linux.org/

Gentoo Linux -- Gentoo Linux News
http://www.gentoo.org/

Welcome to SUSE LINUX
http://www.suse.com/us/

Mandrakelinux : friendly Linux operating system for both servers and desktop
http://www.mandrakelinux.com/en-us/

Red Hat | The Open Source Leader
http://www.redhat.com/

The FreeBSD Project
http://www.freebsd.org/

Well, if you are doing RedHat, you gotta include the direct link to Fedora. For those of you who don't know, RedHat decided to go strictly Enterprise, and created the Fedora project for the regular ol' home PC.

Fedora:
http://fedora.redhat.com

Another linux distro gaining a lot of popularity right now is Ubuntu. Right now ubuntu is at the top of the charts on distrowatch

Ubuntu:
http://ubuntulinux.org

Also, knoppix is a distro you can burn directly on to a CD and boot as a live Linux distro. Meaning, you can slap your knoppix CD in any PC, and boot right to linux. Its a great way to access Linux on the go.

Knoppix:
http://www.knoppix.org

Plus the other regulars:

Gentoo:
http://gentoo.org

Slackware:
http://www.slackware.com

Debian:
http://www.debian.org

FreeBSD:
http://www.freebsd.org[/url]

Heres a good site to find different linux distros.
http://www.linuxiso.org/