Nacos 是 阿里 ConfigServer 的开源实现
Nacos: Dynamic Naming and Configuration Service
an easy-to-use dynamic service discovery, configuration and service management platform for building cloud native applications

核心功能
Service Discovery And Service Health Check
Dynamic configuration management
Service governance and metadata management


配置中心 + 服务发现

SpringCloud Config + SpringCloud Eureka

SpringCloud中Eureka+Config+Bus+Git+MQ的一个结合体

服务发现 
服务注册中心 
Eureka Zookeeper Consul ETCD


https://nacos.io/

https://github.com/alibaba/nacos

https://github.com/alibaba/nacos/tree/develop/example