Some software for photographic freelancers:

FotoBiz looks pretty comprehensive, with a FotoQuote stock pricing module. It's written in FileMaker and is extensible. $229.

I've been trying to find some relatively easy software solutions to the problem of tracking photography submissions to various publishers. There are a bunch of options for freelance writers, but none I can find for photographers.

I doubt whether it's right to call them 'cult classics,' but this web page does a great job of telling you which third-party lenses are worth checking out.

The Tamron Professional Learning Center isn't so professional as you might think, but it's also a whole lot of useful information.

A Simplified Zone System For Making Good Exposures

Norman Koren walks you through the basics.

I'm a sucker for a DIY project:

Build a Pentax Cable Release F out of spare parts.

And to replace the CS-205:

Over on craigslist I found an ad for an online outdoor adventure magazine called Stellar, calling for submissions.

Photographing Flying Insects shows how a guy home-brewed a rig, and got some beautiful images of bugs flyin' around.

Here's a page which describes how to change GTK themes under fink.