即时消息推送服务(即时通讯)，基于Netty+protobuf-- Instant Messaging push service based on Netty+protobuf
工作流的一个demo: flowable 6.6.0, springboot2，mongodb4.0, 适合初学者了解flowable怎么使用。 开发中的实际运用场景：各种流程，工作流，审批流，能很好的接入; 分支：flowable-mongodb 演示如何把流程数据整合到mongodb中
ThinkGem 出品必属精品 JeeSite Spring Cloud 是基于 Spring Cloud 的一个分布式系统套件的整合。特点：用经典开发模式，开发分布式应用，两个字【简单】，一个字【快】。具备 JeeSite4 单机版的所有功能，统一身份认证，统一基础数据管理，弱化微服务开发难度。。集成阿里优秀组件 Nacos 服务治理与配置中心、集成 Sentinel 流量卫兵；集成 Zipkin 链路追踪；集成 TxLcn、Seata 分布式事务等
Activiti is a light-weight workflow and Business Process Management (BPM) Platform targeted at business people, developers and system admins. Its core is a super-fast and rock-solid BPMN 2 process engine for Java. It's open-source and distributed under the Apache license. Activiti runs in any Java application, on a server, on a cluster or in the cloud. It integrates perfectly with Spring, it is extremely lightweight and based on simple concepts.
Spring Cloud Alibaba provides a one-stop solution for application development for the distributed solutions of Alibaba middleware.
Dubbo is a high-performance, java based, open source RPC framework 源码解析：http://www.iocoder.cn/Dubbo/good-collection/?github
