A few weeks ago we reported on the release of the Kiva API, which provides access to the Kiva.org global microlending database. Not long after the API's release, blog posts from Bill Zimmerman and the Kiva team report that several developers are already working on Kiva mashups:
Zazzle is one of the most popular and largest online marketplaces for custom products with millions of unique product designs available. Users also have the ability to choose from over 50 product categories and create unique customized products from scratch. Many businesses are taking advantage of Zazzle's customization technologies to sell business branded products on Zazzle.com. In addition, many businesses are successfully using the Zazzle API to commercialize their websites.