Design patterns implemented in Java

Google core libraries for Java

RxJava – Reactive Extensions for the JVM – a library for composing asynchronous and event-based programs using observable sequences for the Java VM.

The java implementation of Apache Dubbo. An RPC and microservice framework.

A powerful 🚀 Android chart view / graph view library, supporting line- bar- pie- radar- bubble- and candlestick charts as well as scaling, panning and animations.

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

Netty project - an event-driven asynchronous network application framework

Open Source Identity and Access Management For Modern Applications and Services

Apache Kafka - A distributed event streaming platform

The automation tower defense RTS

Event Driven Orchestration & Scheduling Platform for Mission Critical Applications

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

Jenkins automation server

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…

A powerful flow control component enabling reliability, resilience and monitoring for microservices. (面向云原生微服务的高可用流控防护组件)

JDK main-line development https://openjdk.org/projects/jdk

Open-source IoT Platform - Device management, data collection, processing and visualization.

GraalVM compiles applications into native executables that start instantly, scale fast, and use fewer compute resources 🚀

光 HikariCP・A solid, high-performance, JDBC connection pool at last.

RxJava bindings for Android

High Performance Inter-Thread Messaging Library

A fast dependency injector for Android and Java.

A high performance caching library for Java

Zipkin is a distributed tracing system

An Android library for managing images and the memory they use.

The official home of the Presto distributed SQL query engine for big data

Apache Pulsar - distributed pub-sub messaging system

Cryptomator for Windows, macOS, and Linux: Secure client-side encryption for your cloud storage, ensuring privacy and control over your data.

Open source alternative to Auth0 / Firebase Auth / AWS Cognito

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