The CensusCity SDK provides data to work in projects related to population, income, and any other Census data. It has been designed with modularity in mind to interact with Census Bureau APIs, Energy Information Agency, USDA Farmer's Market directory, and Socrata. Community modules include ArcGIS and U.S. Housing and Urban Development. Get started at http://uscensusbureau.github.io/citysdk/gettingstarted.html
Computerworld has named the US Census Bureau a 2013 Honors Laureate for the development of the US Census Bureau API which was released in July 2012 and is the first-ever API released to the public by the US Census Bureau.
Even though the future of Data.gov remains uncertain in these troubled economic times, many individual government agencies are still moving forward with President Obama’s mandate to make the U.S. federal government more transparent by making government data accessible online. The U.S. Department of Labor API makes it easier for software developers to incorporate Labor Department data into online and mobile applications.
Location-based social media analytics company GeoFeedia attempted to abuse the public data streams it receives from other social media platforms by monitoring the public, according to documents revealed by the ACLU. This article on Techdirt discusses the issue, and how the major platforms responded.