The official website for DocBook. Contains everything you need to know about DocBook, and more.

The definitive resource for the DocBook XSL stylesheets. If you are more than a casual user of the stylesheets, you need a copy of this book.

Shameless self-promotion. This is an ongoing project to collect a set of “recipes” for DocBook users.

Actually, Norm's personal website is about lots more than DocBook, but here you'll get the thoughts behind Norm's thinking on DocBook. Plus, there's lots of other interesting stuff.

An excellent resource for information focusing on content management. Scott Abel, who runs the site, also hosts an active community of people interested in content management at The Content Wrangler Community

It used to be that this was the site to visit for the latest on the SCO vs. IBM lawsuit, and it still is, but now it's also a good place to keep up with interesting legal doings in the area of open source.

Writings by Joel Spolsky about software development, management, business, and the internet. Of particular interest is his archive of articles covering a wide range of technology issues.

Robert Cringely's weekly column keeps me coming back each week. Recently he has been talking about trends in broadband, P2P, and distribution of media, but he ranges all over the map.

This site is targeted at General Aviation, mostly private pilots, and has a great mix of technical articles, news, and product information. They also have excellent quizzes and some great pictures. Well worth a visit if you're a pilot.