Spring Cloud 3.x 重大改变

Spring Cloud 2020.0 Release Notes
管理包的引用版本如下:

<dependencyManagement>
  <dependencies>
    <dependency>
      <groupId>org.springframework.cloud</groupId>
      <artifactId>spring-cloud-config-dependencies</artifactId>
      <version>3.0.1</version>
      <type>pom</type>
      <scope>import</scope>
    </dependency>
  </dependencies>
</dependencyManagement>

Spring Cloud 3.x之后的版本, 移除了spring-cloud-netflix:

spring-cloud-netflix-archaius
spring-cloud-netflix-concurrency-limits
spring-cloud-netflix-core
spring-cloud-netflix-dependencies
spring-cloud-netflix-hystrix
spring-cloud-netflix-hystrix-contract
spring-cloud-netflix-hystrix-dashboard
spring-cloud-netflix-hystrix-stream
spring-cloud-netflix-ribbon
spring-cloud-netflix-sidecar
spring-cloud-netflix-turbine
spring-cloud-netflix-turbine-stream
spring-cloud-netflix-zuul
spring-cloud-starter-netflix-archaius
spring-cloud-starter-netflix-hystrix
spring-cloud-starter-netflix-hystrix-dashboard
spring-cloud-starter-netflix-ribbon
spring-cloud-starter-netflix-turbine
spring-cloud-starter-netflix-turbine-stream
spring-cloud-starter-netflix-zuul
对 ribbon, hystrix 和 zuul 不在支持.

Spring Cloud的各个版本的区别和说明在这里查看.
https://spring.io/projects/spring-cloud