Five stars of open data

Languages:  de  el  en  es  fr  he  hr  id  is  it  ja  ko  lt  lv  nl_BE  pt_BR  ro  ru  zh_CN  zh_TW 

A rating system for open data proposed by Tim Berners-Lee, founder of the World Wide Web. To score the maximum five stars, data must (1) be available on the Web under an open licence, (2) be in the form of structured data, (3) be in a non-proprietary file format, (4) use URIs as its identifiers (see also RDF), (5) include links to other data sources (see linked data). To score 3 stars, it must satisfy all of (1)-(3), etc.