This 38th volume of the International Journal of Sustainable Energy Planning and Management presents some of the newest work within in the energy planning, energy systems analyses and district heating area. Articles focus on multi objective optimisarion for a community in the Alps, carbon neutrality in Estonia, the prospects of heat pumps combined with thermal energy storage in maximising self-consumpotion from a photovoltaic field and methods for assessing district heating options. Other work focus on gamification tools for assessing energy efficiency measures, country analyses of economic and environmental indicators, the adaption of alternative fuel vehicles, and the use of waste heat sources for district heating.