https://www.ronpub.com/ojwt/OJWT_2018v5i1n01e_WDRAR2018.html Channel of the paper: Sven Groppe and Christophe Cruz: The First International Workshop on Web Data Processing & Reasoning (WDPAR 2018), Open Journal of Web Technologies (OJWT), 5 (1), pages 1-5, URN: urn:nbn:de:101:1-2018110508370722588082, 2018, Special Issue: Proceedings of the International Workshop on Web Data Processing & Reasoning (WDPAR 2018) in conjunction with the 41st German Conference on Artificial Intelligence (KI) in Berlin, Germany. en-us https://www.ronpub.com/ojwt/OJWT_2018v5i1n01e_WDRAR2018.html http://nbn-resolving.de/urn:nbn:de:101:1-2018110508370722588082 The first Web Data Processing & Reasoning (WDPAR) workshop in conjunction with the 41st German Conference on Artificial Intelligence (KI) taking place in Berlin, Germany in 2018 is a forum for all researchers especially interested in processing of and reasoning on web data. The proceedings of WDPAR@KI 2018 are published in the Open Journal of Web Technologies (OJWT) (www.ronpub.com/ojwt) as special issue and the publisher of OJWT is RonPub. This editorial provides an overview over the aims and scope of the workshop and the review procedure. Furthermore, we introduce the accepted papers and their topics in the editorial.