51CTO HarmonyOS Developer Community

Aug 14, 2026 · Mobile Development

HarmonyOS End-Cloud Integration: Migrating a Standalone App to Cloud-Enabled Architecture

This tutorial walks through upgrading a HarmonyOS health app from local-only storage to an end-cloud integrated architecture using AppGallery Connect, covering architecture design, data synchronization strategies, CloudDB modeling, SDK initialization, and development environment setup with DevEco Studio and Node.js cloud functions.