NodeBox is a Mac OS X application that lets you create 2D visuals (static, animated or interactive) using Python programming code and export them as a PDF or a QuickTime movie. NodeBox is free and well-documented.
Spock is a search application that organizes information around people. The Spock vision is to create a search result of everyone in the world. up to now .. not working well (to be kind in the judgement)
Create your own microblog and connect with your friends. Post from the Web, by SMS, or from desktop clients. Add comments, use icons, link Webfeeds. Take it with you on your phone.