free and copyleft license meant for data; it is incompatible with the GNU GPL From Wikipedia, the free encyclopedia
The Open Database License (ODbL) is a copyright license for sharing database contents.[1] The ODbL is "copyleft" because it makes the copyrighted work easier to share.
The license is provided by the Open Knowledge Foundation.[2]
In September 2012 the OpenStreetMap (OSM) project moved from a Creative Commons license to ODbL.[3]
Seamless Wikipedia browsing. On steroids.
Every time you click a link to Wikipedia, Wiktionary or Wikiquote in your browser's search results, it will show the modern Wikiwand interface.
Wikiwand extension is a five stars, simple, with minimum permission required to keep your browsing private, safe and transparent.