searchCrystal lets you search and visually compare multiple engines in one place. It is a search visualization tool for remixing and sharing results from the best web, image, video, blog, tagging, news engines as well as Flickr images or RSS feeds.
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flightwise (formerly fboweb.com)
Flickr Api Explorer
Yahoo! Search API Tutorial
Hosting the Windows Live Contacts gadget
PHP Wrapper for Flickr API
.NET Wrapper for Flickr API
Flashr, a Flickr Wrapper in Flash
Flickr API with AJAX
APIs, mashups and code. Because the world's your programmable oyster.
Executive Editor, ProgrammableWeb. Author, Map Scripting 101. Lover, APIs.