Skip to main content
U.S. flag

An official website of the United States government

Gov Icon

The .gov means it's official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you're on a federal government site.


The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.


CKAN: the Horizon for 2.0

Recently, we marked another milestone in's evolution. Members of the Open Knowledge Foundation met in Washington, D.C., with the team and Federal Agencies to discuss the next iteration of Within months, will see major enhancements around… Continued

APIs doesn’t just catalog raw data, it also includes APIs from across government. You can [browse the current catalog for APIs](, but expect this listing to grow as agencies … Continued

Cities – Policies

The data on is brought together from many official government sites. The policies for the release of those data vary from one city to another. Below you can find the detailed policies and developer resources for each catalog in … Continued

10 Big Data Sites to Watch – By Gil Press | Foreign Policy, which was launched by the Obama administration as part of its Open Government Initiative in 2009, offers access to data generated by the Executive Branch of the Federal Government. Enterprising government agencies and private citizens have built on the… Continued Celebrates Third Anniversary

May 21, 2012 marks the third anniversary of the U.S. government's open data site, The first national open data site, led the way in opening government data around the world. Now 30 countries host open data sites and… Continued CKAN Catalog is pleased to announce the launch of a new data catalog on an open source data management system called CKAN used by the data portals of the U.K., Germany, Brazil, and a number of other governments around the world.… Continued

An official website of the GSA's Technology Transformation Services

Looking for U.S. government information and services?