Emotional wellbeing and mental health are topics of much social significance, which are also reflected in the growing HCI work aimed to support them. Research in this area covers a broad space from affective computing to affective interaction approach, and the ethical design of wellbeing and mental health technologies has become much needed. This talk will provide design exemplars of technologies for wellbeing and mental health, with an emphasis on the importance of supporting emotional awareness and regulation. The talk will also highlight the value of existing research for articulating novel design implications for ethical wellbeing and mental health technologies.