Below is a listing of some helpful sites relating to Linux and open source software in general. If you have a site that you think should be on this list, please email the webmaster.
General Linux sites
Linuxnewbie.org
A site created for those new to Linux. Includes news, article, and NHF's (Newbieized Help Files).
Linux Online!
An excellent site covering all aspects of Linux: software downloads, documentation, reviews, online courses, and much more.
ZDNet's Linux Resource Center
A good Linux portal, with a more corporate bent. Hardware reviews, downloads, opinions, and more.
News sites
Slashdot
"News for nerds. Stuff that matters." A news and discussion site covering a wide range of topics important to the open source community. Linux, FreeBSD, free speech, hardware, and much more . . . if you're reading this, you should go to this site.
Linux Today
"Linux news on Internet time." A good news site covering stories related to the Linux community.
Linux Net News
Another useful news site devoted to Linux.
Help with Linux
The Linux Documentation Project
The definitive repository of Linux knowledge. In other words, if you have a question, go here. You'll find HOWTO files covering everything you can think to ask, as well as Guides with more in-depth information, online man pages, and even an online magazine.
LinuxPowered.com
A good site containing online help for Linux users.
The GNU Project
A lot of what most people think of as "Linux" actually comes from the GNU Project. They have extensive online manuals for their software. Take a look; anyone who uses Linux owes thanks to these folks.