All Algorithms implemented in Java

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 di…

✨ 开源、免费、一站式 Java 权限认证框架，让鉴权变得简单、优雅！—— 登录认证、权限认证、分布式 Session 会话、微服务网关鉴权、SSO 单点登录、OAuth2.0 统一认证、jwt 集成、API Key 秘钥授权、API 参数签名

Zipkin is a distributed tracing system

flink learning blog. http://www.54tianzhisheng.cn/ 含 Flink 入门、概念、原理、实战、性能调优、源码解析等内容。涉及 Flink Connector、Metrics、Library、DataStream API、Table API & SQL 等内容的学习案例，还有 Flink 落地应用的大型项目案例（PVUV、日志存储、百亿数据实时去…

The world's fastest open query engine for sub-second analytics both on and off the data lakehouse. With the flexibility to support nearly any scenario, StarRocks provides best-in-class performance …

涵盖了 Spring 框架的核心概念和关键功能，包括控制反转（IOC）容器的使用，面向切面编程（AOP）的原理与实践，事务管理的方式与实现，Spring MVC 的流程与控制器工作机制，以及 Spring 中数据访问、安全、Boot 自动配置等方面的深入研究。此外，它还包含了 Spring 事件机制的应用、高级主题如缓存抽象和响应式编程，以及对 Spring 源码的编程风格与设计模式的深入探讨。

📌 a missing Java std lib(simple & 0-dependency) for framework/middleware, provide an enhanced InheritableThreadLocal that transmits values between threads even using thread pooling components.

An AI-powered next-generation open source real-time observability system.

QLExpress is a powerful, lightweight, dynamic language for the Java platform aimed at improving developers’ productivity in different business scenes.

The simple, stupid rules engine for Java

A high performance scripting language hosted on the JVM.

🔥🔥🔥轻量级动态线程池，内置监控告警功能，集成三方中间件线程池管理，基于主流配置中心（已支持Nacos、Apollo，Zookeeper、Consul、Etcd，可通过SPI自定义实现）。Lightweight dynamic threadpool, with monitoring and alarming functions, base on popular config centers …

A blazingly fast multi-language serialization framework powered by JIT and zero-copy.

Make stream processing easier! Easy-to-use streaming application development framework and operation platform.

Lightweight, fast, stable, and programmable component-based rule engine/process engine. Component reuse, synchronous/asynchronous orchestration, dynamic orchestration, multi-language scripting supp…

ChatGPT Java SDK。支持 GPT-4o、 GPT-5 API。开箱即用。An unofficial Java SDK for seamless integration with ChatGPT's GPT-5 and GPT-4 APIs. Ready-to-use, simple setup, and efficient for building AI-powered app…

微信机器人框架，个人微信二次开发，最简单易用的免费二开框架,微信ipad登录（非HOOK破解桌面端）

AgentScope Java: Agent-Oriented Programming for Building LLM Applications

🔥 Java enterprise application development framework for full scenario: Restrained, Efficient, Open, Ecologicalll!!! 700% higher concurrency 50% memory savings Startup is 10 times faster. Packing 90…

A high-level and lightweight declarative HTTP client framework for Java. it makes sending HTTP requests in Java easier.

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SOFATracer is a component for the distributed system call trace. And through a unified traceId logging the logs of various network calls in the invoking link. These logs can be used for quick disco…

Agents-flex is A Lightweight Java AI Application Development Framework.

JTokkit is a Java tokenizer library designed for use with OpenAI models.

Lightweight distributed log label tracking framwork

Jeandle is a Just-in-Time compiler for Java. It is built on OpenJDK and leverages the LLVM compiler infrastructure to generate machine code, aiming to provide powerful compilation optimizations and…

Java AI application development framework (supports LLM-tool,skill; RAG; MCP; Agent-ReAct,Team-Agent). Compatible with java8 ~ java25. It can also be embedded in SpringBoot, jFinal, Vert.x, Quarkus…

🔥🔥🔥Mykit体系中提供的简单、稳定、可扩展的延迟消息队列框架，提供精准的定时任务和延迟队列处理功能