Software is the essential enabler for science and the new economy. However, current tools and methodologies remain expensive and not yet sufficiently reliable for a changing and evolving market, while many approaches which seemed promising have proved to be little more than case-orientated solutions. This book contains 30 extensively reviewed papers from the SoMeT10 international conference on new trends in software methodology, tools and techniques in Yokohama, Japan, and is the latest volume in the SoMeT series. The annual SoMeT conference represents a chance for researchers and practitioner.