Individual psychologists who are Russian or Ukrainian speakers can register here to provide psychological support
British Red Cross - Psychosocial Reserve Volunteer
Austria: BÖP looks for psychologists who can offer psychological help in Ukrainian and Russian
Berufsverband Österreichischer Psychologen/innen (BÖP)
WHO | IASC Guidelines for mental health and psychosocial support in emergency settings
World Health Organization (WHO)