《Hello 算法》：动画图解、一键运行的数据结构与算法教程。支持简中、繁中、English、日本語，提供 Python, Java, C++, C, C#, JS, Go, Swift, Rust, Ruby, Kotlin, TS, Dart 等代码实现

Design patterns implemented in Java

Ghidra is a software reverse engineering (SRE) framework

All Algorithms implemented in Java

Termux - a terminal emulator application for Android OS extendible by variety of packages.

Free universal database tool and SQL client

一款 AI 驱动的低代码平台，提供"零代码"与"代码生成"双模式——零代码模式一句话搭建系统，代码生成模式自动输出前后端代码与建表 SQL，生成即可运行。平台内置 AI 聊天助手、AI大模型、知识库、AI流程编排、MCP 与插件体系，兼容主流大模型，支持一句话生成流程图、设计表单、聊天式业务操作，解决 Java 项目 80% 重复工作，高效且不失灵活。

A libre lightweight streaming front-end for Android.

Getting Started with Spring Boot 3:

Learn System Design concepts and prepare for interviews using free resources.

🔥LeetCode solutions in any programming language | 多种编程语言实现 LeetCode、《剑指 Offer（第 2 版）》、《程序员面试金典（第 6 版）》题解

Open Source Identity and Access Management For Modern Applications and Services

an easy-to-use dynamic service discovery, configuration and service management platform for building AI cloud native applications.

Conductor is an event driven agentic orchestration platform providing durable and highly resilient execution engine for applications and AI Agents

Browse media content with your own rules on Android TV

Telegram for Android source

The automation tower defense RTS

Event Driven Orchestration & Scheduling Platform for Mission Critical Applications

a fast, scalable, multi-language and extensible build system

🔥 人人可用的开源 BI 工具，数据可视化神器。An open-source BI tool alternative to Tableau.

Learn Low Level Design (LLD) and prepare for interviews using free resources.

This repository consists of the code samples, assignments, and notes for the Java data structures & algorithms + interview preparation bootcamp of WeMakeDevs.

Quarkus: Supersonic Subatomic Java.

Style and Grammar Checker for 25+ Languages

Microservice Architecture with Spring Boot, Spring Cloud and Docker

🔎 Open source distributed and RESTful search engine.

The most widely used, high performance Minecraft server that aims to fix gameplay and mechanics inconsistencies

An Android TabLayout Lib

Some Android learning materials, hoping to help you learn Android development.

google maps for block game