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The simple, stupid rules engine for Java

👨‍🎓 Java Core Sprout : basic, concurrent, algorithm

Tinker is a hot-fix solution library for Android, it supports dex, library and resources update without reinstall apk.

Microservice Architecture with Spring Boot, Spring Cloud and Docker

Multitask、MultiThread(MultiConnection)、Breakpoint-resume、High-concurrency、Simple to use、Single/NotSingle-process

Open source real-time translation app for Android that runs locally

[DEPRECATED] A powerful library that manage Fragment for Android

AgentWeb is a powerful library based on Android WebView.

(Deprecated) A custom view component that mimics the new Material Design Bottom Navigation pattern.

Annotation-triggered method call logging for your debug builds.

Lifecycle handling APIs for Android apps using RxJava

Tiny, easily embeddable HTTP server in Java.

IJPay 让支付触手可及，封装了微信支付、QQ支付、支付宝支付、京东支付、银联支付、PayPal 支付等常用的支付方式以及各种常用的接口。不依赖任何第三方 mvc 框架，仅仅作为工具使用简单快速完成支付模块的开发，可轻松嵌入到任何系统里。右上角点下小星星✨

A sample Android app which showcases advanced usage of Dagger among other open source libraries.

Android library that simplifies the process of requesting permissions at runtime.

A small framework to split app into small parts

esProc SPL is a JVM-based programming language designed for structured data computation, serving as both a data analysis tool and an embedded computing engine.

管伊佳ERP（原名华夏ERP）基于SpringBoot框架和SaaS模式，立志为中小企业提供开源好用的ERP软件，目前专注进销存+财务功能。主要模块有零售管理、采购管理、销售管理、仓库管理、财务管理、报表查询、系统管理等。支持预付款、收入支出、仓库调拨、组装拆卸、订单等特色功能。拥有库存状况、出入库统计等报表。同时对角色和权限进行了细致全面控制，精确到每个按钮和菜单。

A lightweight wrapper around SQLiteOpenHelper which introduces reactive stream semantics to SQL operations.

LCN distributed transaction framework, compatible with dubbo, spring cloud and Motan framework, supports various relational databases

A RecyclerView(advanced and flexible version of ListView in Android) with refreshing,loading more,animation and many other features.

Kodezi Chronos is a debugging-first language model that achieves state-of-the-art results on SWE-bench Lite (80.33%) and 67% real-world fix accuracy, over six times better than GPT-4. Built with Adaptive Graph-Guided Retrieval and Persistent Debug Memory. Model available Q1 2026 via Kodezi OS.

Event bus for Android and Java that simplifies communication between Activities, Fragments, Threads, Services, etc. Less code, better quality.

Hystrix is a latency and fault tolerance library designed to isolate points of access to remote systems, services and 3rd party libraries, stop cascading failure and enable resilience in complex distributed systems where failure is inevitable.

JavaFX Material Design Library

A Minecraft: Java Edition Launcher for Android and iOS based on Boardwalk. Succeeded by https://github.com/AngelAuraMC/Amethyst-Android

My changes to LSPosed

This library provides a simple way to add a draggable sliding up panel (popularized by Google Music and Google Maps) to your Android application. Brought to you by Umano.

A beautiful, slim Android ProgressBar.

Distributed Graph Database

Speech and Vision Based Intelligent Personal Assistant

Android component which presents a dismissible view from the bottom of the screen

Distributed and fault-tolerant realtime computation: stream processing, continuous computation, distributed RPC, and more

Algorithms, 4th edition textbook code and libraries

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。

Jodd! Lightweight. Java. Zero dependencies. Use what you like.

http下载工具，基于http代理，支持多连接分块下载

A standalone Java Decompiler GUI

A Java library that models spring dynamics and adds real world physics to your app.

LIBSVM -- A Library for Support Vector Machines

🔥 🎉newbee-mall是一套电商系统，包括基础版本(Spring Boot+Thymeleaf)、前后端分离版本(Spring Boot+Vue 3+Element-Plus+Vue-Router 4+Pinia+Vant 4) 、秒杀版本、Go语言版本、微服务版本(Spring Cloud Alibaba+Nacos+Sentinel+Seata+Spring Cloud Gateway+OpenFeign+ELK)。 前台商城系统包含首页门户、商品分类、新品上线、首页轮播、商品推荐、商品搜索、商品展示、购物车、订单结算、订单流程、个人订单管理、会员中心、帮助中心等模块。 后台管理系统包含数据面板、轮播图管理、商品管理、订单管理、会员管理、分类管理、设置等模块。

循序渐进，学习Spring Boot、Spring Boot & Shiro、Spring Batch、Spring Cloud、Spring Cloud Alibaba、Spring Security & Spring Security OAuth2，博客Spring系列源码：https://mrbird.cc

🔥下拉刷新、上拉加载、二级刷新、淘宝二楼、RefreshLayout、OverScroll，Android智能下拉刷新框架，支持越界回弹、越界拖动，具有极强的扩展性，集成了几十种炫酷的Header和 Footer。

Implementation of ImageView for Android that supports zooming, by various touch gestures.

新一代爬虫平台，以图形化方式定义爬虫流程，不写代码即可完成爬虫。

Android loading animations

DEPRECATED

A Material Design ViewPager easy to use library

Asynchronous socket, http(s) (client+server) and websocket library for android. Based on nio, not threads.

[停止维护]okhttp的辅助类