This book constitutes revised selected papers from the 10th International Conference on Web Information Systems and Technologies, WEBIST 2014, held in Barcelona, Spain, April 2014, organized by the Institute for Systems and Technologies of Information, Control and Communication (INSTICC), and technically sponsored by the European Research Center for Information Systems (ERCIS). The purpose of the WEBIST series of conferences is to bring together researches, engineers and practitioners interested in technological advances and business applications of web-based information systems. The 21 papers presented in this volume were carefully reviewed and selected originally 153 paper submissions. They were organized in topical sections names, internet technology; web interfaces and applications; society, e-business and e-government; web intelligence; and mobile information systems. The book also contains two invited talks in full-paper length. .