The U.S. Census Bureau American Community Survey API returns data related to social, economic, demographic, and housing characteristics of the U.S. population. Often, the data provided on the Census Bureau's Web site is available separately by age group, race, Hispanic origin, and sex. Developers can authenticate with Key to make calls that return responses in JSON and XML.
Sixteen APIs have been added to the ProgrammableWeb directory in categories including Open Data, Bitcoin, and WebRTC. Featured today is Po.et API for securing digital assets with blockchain technology, and an API for interviewing job candidates via video. Here's a rundown of the latest additions.