We’re getting close to 4,400 mashups in our directory. While there are lots of good new entries, let’s look at a few that caught our eye recently as fun and original.
MyItemTracker: Tracks Amazon product pricing. Graphs the last 30 changes, as well as all-time pricing. Allows you to set up email alerts for when a product hits your desired price. APIs used: Amazon eCommerce. More at our MyItemTracker profile.

Loonybot IM Alerts: Provides subscription-based and on-demand information alerts to your jabber based IM (e.g., Google Talk). Just add loonybot@appspot.com as a buddy in your IM. APIs used: Google App Engine, Google Talk. More at our Loonybot IM Alerts profile.

Futweet : A unique Twitter Game of Brazilian Football Championship. Much of the site is in Portuguese. APIs used: Twitter. More at our Futweet profile.

We like to feature the best and most interesting mashups on the blog from time to time. If you’ve got a mashup and want it listed here on PW just head over to our Share page and tell us about it.