The Alexa Web Information Service (AWIS) is now available for beta testing. AWIS provides powerful operations for accessing information on Websites, based on Alexa.com’s “World’s Largest” Webcrawl of over 4 billion pages. The AWIS operations allow developers to access information on a Web site’s popularity, related sites, detailed usage/traffic stats, metadata available from the crawl, links-in and links-out, and much more. Read more.