The University of the Basque Country/Euskal Herriko Unibertsitatea is a public, bilingual, generalist higher education institution. It stands out for its commitment to research, intellectual leadership, and strong social engagement. It currently ranks among the top 400 universities in the Shanghai ranking and 37th among universities in southern Europe according to the QS ranking. In this context, the Erasmus+ 2023-1-ES01-KA131-HED-000127281 project is presented as a comprehensive initiative covering mobility for undergraduate and postgraduate studies and internships, internships for graduates, as well as the mobility of teaching and administrative staff for teaching and training activities. The main objectives of this project include: Promoting the horizontal priorities of the Erasmus+ 2021-2027 program, such as digitization, sustainability, civic engagement,