Open Health Sync

Open Health Sync is a self-hosted API that aggregates and normalizes health and wearable device data from multiple providers like Apple Health, Fitbit, Oura, WHOOP, and more into a unified data model. It offers access via REST, FHIR R4, Open mHealth, and more, supports raw data storage and reprocessing, and can be deployed on platforms including Docker, Helm, and Raspberry Pi. It is a backend tool for developers building health apps or personal AI agents working with health data.