"1914-1918-online. International Encyclopedia of the First World War" is an English-language online reference work on World War One. Launched in October 2014, the multi-perspective, public-access encyclopedia is a collaborative project by the largest network of WW1 researchers worldwide, spanning more than 50 countries. 1914-1918-online features innovative navigation and search functions based on semantic wiki technology and will eventually contain more than 1,600 articles.