Following a real need identified to support the Malaysian higher education system in increasing the knowledge and skills of their staff, having access to good practices developed in other institutions, and in strengthening their ability to cooperate in this issue both locally and on a national level, the Erasmus+ CBHE project “Malaysia Sustainable University Campus Network, or MYSUN, has an overall aim of promoting Malaysian university campuses as “living laboratories” for sustainability and energy efficiency. Specifically, MYSUN aims: • To strengthen the human capacities in university campuses’ sustainability and energy efficiency in Malaysia; • To develop a platform to promote and support a culture of sustainable HEI campuses in the Malaysian higher education system through the establishment of the MYSUN Network and the delivery of a pilot MOOC on sustainability in HEI campuses.