Application Development Application Development Overview About OpenHarmony OpenHarmony Project Glossary OpenHarmony Release Notes Quick Start Getting Started Preparations Getting Started with eTS in the Traditional Coding Approach Getting Started with eTS in the Low-Code Approach Getting Started with JavaScript in the Traditional Coding Approach Getting Started with JavaScript in the Low-Code Approach Development Fundamentals Application Package Structure Configuration File (FA Model) Application Package Structure Configuration File (Stage Model) SysCap Development Ability Development UI Development Common Event and Notification Window Manager WebGL Media Security Connectivity Data Management Telephony Task Management Device Management Device Usage Statistics DFX Internationalization Using Native APIs in Application Projects Tools DevEco Studio (OpenHarmony) User Guide Hands-On Tutorials Samples Codelabs API References Component Reference (TypeScript-based Declarative Development Paradigm) Component Reference (JavaScript-based Web-like Development Paradigm) JS Service Widget UI Components APIs JS and TS APIs Native APIs Standard Libraries Node_API Contribution How to Contribute