《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

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。

Open Source Identity and Access Management For Modern Applications and Services

Browse media content with your own rules on Android TV

Event Driven Orchestration & Scheduling Platform for Mission Critical Applications

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.

QuestDB is a high performance, open-source, time-series database

A server software reimplementation for a certain anime game.

🔎 Open source distributed and RESTful search engine.

SeaTunnel is a multimodal, high-performance, distributed, massive data integration tool.

Maestro: Netflix’s Workflow Orchestrator

Apache Paimon is a lake format that enables building a Realtime Lakehouse Architecture with Flink and Spark for both streaming and batch operations.

Spring Native is now superseded by Spring Boot 3 official native support

Spring Integration for GraphQL

Apache BifroMQ (Incubating) is a high-performance, distributed MQTT broker that natively supports multi-tenancy. It is designed to enable the building of large-scale IoT device connectivity and mes…