Health Cards Framework: implementation guide and supporting material
One group building on and contributing to the SMART Health Cards Framework is the Vaccination Credential Initiative. See https://vaccinationcredential.org/ for participants.
To view the implementation guide formatted including diagrams, see https://spec.smarthealth.cards/
Please review https://spec.smarthealth.cards/#introduction-health-cards to learn about project goals and choices. For suggestions or contributions please use GitHub Issues or create a Pull Request.