看置顶Issue，加入HarmonyOS NEXT应用开发案例交流微信群！
哔哩哔哩全网首发HarmonyOS4.0应用开发教程配套代码。
哔哩哔哩：https://www.bilibili.com/video/BV1pb4y1g75m
官方网站：https://hm.codefe.cn/ （鸿蒙学苑）
We provide a series of app samples to help you quickly get familiar with the APIs and app development process of the OpenHarmony SDKs. | 为帮助开发者快速熟悉OpenHarmony SDK所提供的API和应用开发流程，我们提供了一系列的应用示例
We provide a series of app samples to help you quickly get familiar with the APIs and app development process of the HarmonyOS SDKs. | 为帮助开发者快速熟悉HarmonyOS SDK所提供的API和应用开发流程，我们提供了一系列的应用示例
Development self-test and the base library of XTS certification testing | 开发自测试与XTS认证测试基础库
