《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

#1 PDF Application on GitHub that lets you edit PDFs on any device anywhere

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

Google core libraries for Java

Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas

🔥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

Apollo is a reliable configuration management system suitable for microservice configuration management scenarios.

Spring Cloud Alibaba provides a one-stop solution for application development for the distributed solutions of Alibaba middleware.

The automation tower defense RTS

OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)

PDF Parser for AI-ready data. Automate PDF accessibility. Open-source.

AI-driven database tool and SQL client, The hottest GUI client, supporting MySQL, Oracle, PostgreSQL, DB2, SQL Server, DB2, SQLite, H2, ClickHouse, and more.

🔥 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.

一款面向泛前端产品研发全生命周期的效率平台。

Ip2region is an offline IP-to-Region localization library and IP data management framework with both IPv4 and IPv6 supports, 10-microsecond level query efficiency, xdb search client for many progra…

DataX是阿里云DataWorks数据集成的开源版本。

Quarkus: Supersonic Subatomic Java.

Apache Doris is an easy-to-use, high performance and unified analytics database.

A standalone Java Decompiler GUI

Open source alternative to Auth0 / Firebase Auth / AWS Cognito

Git Server with CI/CD, Kanban, and Packages. Seamless integration. Unparalleled experience.

Light, fluffy, and always free - The AWS Local Emulator alternative

🏗 Build container images for your Java applications.

Apache DolphinScheduler is the modern data orchestration platform. Agile to create high performance workflow with low-code

Access your entire server infrastructure from your local desktop

Free implementation of Play Services

Very spicy additions to the Java programming language.

MeterSphere 是新一代的开源持续测试工具，内置 AI 助手，让软件测试工作更简单、更高效，不再成为持续交付的瓶颈。

Generate diagrams from textual description

A free, secure and open source app for Android to manage your 2-step verification tokens.