Design patterns implemented in Java

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

Microservice Architecture with Spring Boot, Spring Cloud and Docker

Conductor is a microservices orchestration engine.

A compact and highly efficient workflow and Business Process Management (BPM) platform for developers, system admins and business users.

High-quality QR Code generator library in Java, TypeScript/JavaScript, Python, Rust, C++, C.

Jitsi is an audio/video and chat communicator that supports protocols such as SIP, XMPP/Jabber, IRC and many other useful features.

XChange is a Java library providing a streamlined API for interacting with 60+ Bitcoin and Altcoin exchanges providing a consistent interface for trading and accessing market data.

Example code for the book Microservice patterns

Kafka GUI for Apache Kafka to manage topics, topics data, consumers group, schema registry, connect and more...

Java rate limiting library based on token-bucket algorithm.

GraphQL and GraphiQL Spring Framework Boot Starters - Forked from oembedler/graphql-spring-boot due to inactivity.

a simple QRCode generation api for java built on top ZXING

Spring Boot + Security: Token Based Authentication example with JWT, Authorization, Spring Data & MySQL

Spring 5/6 Reactive playground

An open source, free, high performance, stable and secure Java Application Business Platform of Project Management and Document

Sakai is a freely available, feature-rich technology solution for learning, teaching, research and collaboration. Sakai is an open source software suite developed by a diverse and global adopter co…

Spring Boot WebSocket Chat Demo with SockJS fallback and STOMP protocol

A simple Bitcoin trading bot written in Java.

binance-java-api is a lightweight Java library for the Binance API, supporting synchronous and asynchronous requests, as well as event streaming using WebSockets.

OpenKM is a Open Source Document Management System

花式二维码生成，提供了6种样式

Airlift framework for building REST services

Coin Trader is a Java-based backend for algorithmically trading cryptocurrencies. It provides data collection and export, complex event processing and triggering, and backtesting - paper trading - …

Crypto trading bot using Binance API (Java)

Experimental trading bot for crypto currency on Binance.com

A market neutral cryptocurrency trading bot.

A component of MapFish for printing templated cartographic maps. This module is the Java serverside module.