《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

Free universal database tool and SQL client

Render After Effects animations natively on Android and iOS, Web, and React Native

ZXing ("Zebra Crossing") barcode scanning library for Java, Android

Open-Source Web UI for Apache Kafka Management

[DEPRECATED] An Unofficial E-Hentai Application for Android

A Material Design ViewPager easy to use library

A fast ImageView that supports rounded corners, ovals, and circles.

🚀 Lightning fast and elegant mvc framework for Java8

Android Circular Progress Button

General IM UI components. Android/iOS/RectNative ready. 通用 IM 聊天 UI 组件，已经同时支持 Android/iOS/RN。

[DEPRECATED] An Android library which allows developers to easily add animations to ListView items

novel 是一套基于时下最新 Java 技术栈 Spring Boot 3 + Vue 3 开发的前后端分离学习型小说项目，配备保姆级教程手把手教你从零开始开发上线一套生产级别的 Java 系统，由小说门户系统、作家后台管理系统、平台后台管理系统等多个子系统构成。包括小说推荐、作品检索、小说排行榜、小说阅读、小说评论、会员中心、作家专区、充值订阅、新闻发布等功能。

XPay个人免签收款支付系统 完全免费 资金直接到达本人账号 支持 支付宝 微信 QQ 云闪付 无需备案 无需签约 无需挂机监控APP 无需插件 无需第三方支付SDK 无需营业执照身份证 只需收款码 搞定支付流程 现已支持移动端支付

开源的 Material Design 豆瓣客户端（A Material Design app for douban.com）

novel-plus 是一个多端（PC、WAP）阅读 、功能完善的小说 CMS 系统。包括小说推荐、小说检索、小说排行、小说阅读、小说书架、小说评论、小说爬虫、会员中心、作家专区、充值订阅、新闻发布等功能。

DEPRECATED

a super textview for android

A stylish music player for android device 16+

LeafPic is a fluid, material-designed alternative gallery, it also is ad-free and open source under GPLv3 license. It doesn't miss any of the main features of a stock gallery, and we also have plan…

requery - modern SQL based query & persistence for Java / Kotlin / Android

The idea of ResideMenu is from Dribbble 1 and 2. It has come true and run in iOS devices. iOS ResideMenu This project is the RefsideMenu Android version. The visual effect is partly referred to iOS…

基于 webmagic 的 Java 爬虫应用

Mass Service Engine in Cluster(MSEC) is opened source by QQ team from Tencent. It is a backend DEV &OPS engine, including RPC,name finding,load balance,monitoring,release and capacity management.

A Grace Material Design Music Player

Shuttle Music Player

An interactive indicator to navigate between the different pages of a ViewPager

itchat4j -- 用Java扩展个人微信号的能力

XPrivacy - The ultimate, yet easy to use, privacy manager

Android widgets to implement folding animation