Use this PHP SDK to access DOL datasets like: workplace injury and illness rates, veteran's employment statistics, employment and wages reports, consumer price indexes, geographic information, or mine accident info. The API documentation contains detailed instructions on getting started, including extensive code samples.
The non-profit built for "opening America's government" has created an app to show off its Congressional data, as well as its API (our Sunlight Labs API profile). You can't get this app on the web, though, as it's available exclusively for the Android phone platform.
The Foundation Center, a leading provider of philanthropy data, analysis, and training, has just announced the launch of Foundation Stats, a brand new online tool that generates tables and charts from a vast collection of data about the U.S. foundation community. In addition, the Foundation Center has also provided a Foundation Stats API allowing developers programmatic access to the philanthropy data available at Foundation Stats.
In a presentation to the recent Open Knowledge Foundation conference in Switzerland, MapBox CEO Eric Gundersen argued that open data business models will be an ‘intermediary’s game’: a model that will position open APIs as the key tool in creating business value.