FHIR Mapper

Map flat CSV or JSON data into FHIR resources with field mapping rules. Runs entirely in your browser.

• Map flat CSV or JSON columns onto FHIR resource fields and generate valid resources.

FHIR Toolbox is a free, privacy-first collection of HL7 FHIR utilities by Omindra Labs. Every tool performs zero-server processing — your health data never leaves your device.