A simple CalDAV (calendar) and CardDAV (contact) server.

原创全平台IM通信层框架，轻量级、高度提炼，历经10年、久经考验。可能是市面上唯一同时支持UDP+TCP+WebSocket三种协议的同类开源框架，支持 iOS、Android、Java、H5、小程序、Uniapp、鸿蒙Next，服务端基于Netty。

字节跳动鸿蒙生态数据库组件，支撑字节系鸿蒙应用数据库相关能力。

哔咔漫画 鸿蒙NEXT版

《面试通》鸿蒙原生应用，源码+教程

A curated list of awesome things related to HarmonyOS. 华为鸿蒙操作系统。

WCDB is a cross-platform database framework developed by WeChat.

📚 Web app for browsing, reading and downloading eBooks stored in a Calibre database

🔥 A low-cost Android screen adaptation solution (今日头条屏幕适配方案终极版，一个极低成本的 Android 屏幕适配方案).

Flexible Node.js AI-assisted crawler library

分享 GitHub 上有趣、入门级的开源项目。Share interesting, entry-level open source projects on GitHub.

A lightweight, good expandability Android library used for displaying different pages like loading, error, empty, timeout or even your custom page when you load a page.(优雅地处理加载中，重试，无数据等)

TVbox开源版（空壳-自行配置）

阅读书源-香色闺阁+用心读书+源阅+阅读3.0书源+源阅读+爱阅书香+千阅+花火阅读+读不舍手+番茄+喜马拉雅+漫画+听书+书源+IPTV源+IPA巨魔应用=自动更新

An android browser based on chromium for android

The official GitHub mirror of the Chromium source

移动端web资源缓存解决方案，Android端SDK.

Proof of concept Android WebView implementation based on Chromium code

Ghidra is a software reverse engineering (SRE) framework

Just one line of code to achieve the Circular Reveal Theme Switch Animation in Telegram

libarchive as an Android library

Rich text editor for Flutter

🔥🔥 btrace (AKA RheaTrace) is a high-performance Android & iOS tracing tool built on Perfetto. It not only times your methods but also reveals why they’re slow.

《Hello 算法》：动画图解、一键运行的数据结构与算法教程。支持 Python, Java, C++, C, C#, JS, Go, Swift, Rust, Ruby, Kotlin, TS, Dart 代码。简体版和繁体版同步更新，English version in translation

Kotlin Multiplatform sample with SwiftUI, Jetpack Compose, Compose for Wear, Compose for Desktop, and Compose for Web clients along with Ktor backend.

Android 字节码插桩实战

互联网首份程序员考公指南，由3位已经进入体制内的前大厂程序员联合献上。

Databricks’ Dolly, a large language model trained on the Databricks Machine Learning Platform