two more suggestions for the adition to the Software portal:
Acetoneiso2 - http://www.acetoneteam.org/
I was looking for a simple to use GUI supported solution to mount various CD images - an alternative to windows based Daemon Tools. This seems to be the best bet.
MoBlock - http://moblock.berlios.de/
I've been using this one for over a year now... works as advertised, it is the linux version of PeerGuardian - if you're into P2P and value your privacy than you know what this is all about