If you are on the lookout for a Web 2.0 service that best suits your needs and the countless directories don’t help you out then try Ziipa. A directory that showcases the web services and lets you discover services more easily. Just hit in your keywords, search through the latest additions of refine it with the tag cloud. I find the interface much more quicker than many of the directories as it eliminates the need for excessive clicking on the homepage and users can comment/rate without needing to sign up. As they put it in their own words:
Building a great search engine that delivers great content in a visual way and is simple to use.