Wiki-Based Software Guide

This might be one of the best software review sites I have seem - Iterating.com. It's a wiki-based software guide covering open source software (OSS) and commercial software. It's both a directory and a review site and you can filter it based on categories and types of software that you are looking for. Users can review and comment on the software - who better to do that than the actual users. A very cool, practical use of a wiki...