HarmonyOS 7 Bridges the Gap in System Capability Integration for Developers

At the HDD·HarmonyOS Innovation Forum in Xi'an, Huawei showcased HarmonyOS 7's efforts to simplify the integration of system capabilities for developers. The update focuses on three main areas: cross-device interaction via a 'bump-to-transfer' feature that preserves positional intent, system-level AI with Skills that allow users to delegate tasks like meal planning and grocery ordering, and spatial UI that brings digital content into three-dimensional space. For developers, HarmonyOS 7 provides tools like Share Kit for easy file transfer, supports existing agents and MCP through A2A and Skill integration, and improves AI coding with ArkTS-specific error prevention. Case studies include a utility app that integrated over 300 tools into a voice-activated service in under a week, a note-taking app that reduced development time by half, and a media company that cut migration work from 1.5 person-months to one person-week. The platform also offers DevEco Code for streamlined AI-assisted development and a 3D scene reconstruction feature for creating spatial UIs. Overall, HarmonyOS 7 aims to lower the engineering barriers that previously limited innovation to well-resourced teams.