Have you taken a look before (or recently) at 
It’s a directory for web 2.0 applications. It came to be in 2006 and as of today has 2033 logos on the site. Each logo will take you to a different application.
There are hair make-over apps, personal radios, apps to create family trees, and tools to change text to sound mp3 files. With over 2000 applications I’m sure to find many that will be of use and just plain fun.