The Helioviewer Python SDK by Helioviewer allows API interaction to access solar data. It provides installation, requests, and responses. Advanced configuration implements custom timeout values in seconds.
Ducksboard, a real-time data monitoring and visualization platform, will be adding new services to the widgets directory and extending existing services in a matter of weeks. The new integrations will include LinkedIn, Flurry, Realtime Google Analytics and Trello. The company is also working on a brand new interface and are planning a closed beta the first quarter of 2014. The Ducksboard platform features the Ducksboard API which allows developers to send their own data, retrieve data stored, and manipulate all objects found in Ducksboard.
Chart APIs are useful and popular, and Google knows how to do them well, so they're continuously adding more features and options for customization to their Visualization API. The Google Code Blog recently highlighted a few of the newest features.