Links to places on the web I think is well worth a visit. Those postfixed with * is mainly in Swedish.
GNU Emacs Manual - The best resource for emacs users.
GNU Emacs Lisp Reference Manual - If you're an elisp programmer, bookmark this page.
EmacsWiki - Emacs users and developers helping each other. This is a great resource for various emacs topics.
Emacs FAQ - Well, an emacs faq.
Murphy's laws - A collection of Murphy's laws.
The Matrix - The geeky version of the Matrix.
Debian GNU/Linux - My Linux distribution of choice. After getting used to apt-get, your hooked for life.
KDE - The K Desktop Environment has surpassed every other PC desktop environment, counting both Windows and UNIX. It's simple the best.
DivX Subtitles - The name speaks for itself, it's a must for movie lovers.
Gnuheter* - A swedish newssite, dealing only with news concerning open source.
Putty - The best (IMHO) telnet/ssh client for windows
Total Commander - If you have to use Windows and need to get some serious work done, get TC. It's a great replacement (+ much more) for MS Explorer.