The Librato Metrics Haskell Ruby SDK by Ian Duncan allows API communication to build monitoring and analytics applications. Librato provides services to visualize metrics in less time. For interaction, contact @Librato
Twitter has started early beta testing for a new User Streams API. Currently the service is just for desktop clients, but it could eventually fuel other types of applications that need access to data in realtime. Similarly, the stream concept may be one we see used by other services.
Infographics have played an increasingly visible role in communicating complex analytic data in an easy-to-digest way. Until recently infographics were hand-crafted by graphic designers with a special interest and ability in data communications. Visual.ly has made a name for itself by authoring web-based data visualization applications that can be customized and populated on an individual level.