A List of +2500 Open Data Portals around the World

" ... We decided to put together a resource that would be truly useful for all the data geeks out there (and we know we are plenty  ). We called this project: Open Data Inception. We rolled up our sleeves and started aggregating all of the Open Data portals we could get our hands on. We are thrilled to present you the first version of our comprehensive list of 2500+ Open Data portals around the world. To facilitate your search, we decided to geotag intergovernmental organization portals on their parent organization headquarters. The table of contents will give you a summary of all countries represented on this list. Simply click on a country’s name and the page will bring you to the correct section. If you are curious about how we created this list, we wrote an article about it ..."