Konfabulator: whatever you want it to be

Konfabulator is an interesting new OS X application that lets you make it do whatever you’d like it to. Developers can create “widgets” using XML and JavaScript that do various tasks — reading RSS feeds, to-do lists, weather updates, stocks, calendars, etc. A full tutorial walks you through the basics. The beauty is that the possibilities are truly endless while more widgets are created and made available to plug right in.