NCOVI
Cục Tin học hóa, Bộ Thông tin và Truyền thông
PC-Covid Quốc gia
Vietnam Health Declaration
Văn phòng Bộ Y tế Việt Nam
新型コロナワクチン接種証明書アプリ
デジタル庁
COVID Certificate
Federal Office of Public Health FOPH
Antidote COVID-19
Psyon Games
COVID-19 EHS
Emirates Health Services
COVID Certificate Check
OpenWHO: Knowledge for Health
HPI Knowledge Engineering Team
Vaccine Certificate Verifier
Government of Malaysia