SoftwareOverview for IAs, UEs, XPs and other creative people ;-)

Arcturus Media Solutions Group has launched - An online source for information architecture, usability testing, user experience design, and prototyping software.

IAapps - Directory of Usability, Information Architecture, and User Experience Design Software -

This online resource provides a quite good overview to software that hopefully makes work easier, more effective and more enjoyable.
Now all that's missing are detailed comments, reviews, experiences and explanations of experts.