You might be thinking of Netflix, who developed Hystrix and Ribbon. These are being slowly replaced with other components from Spring Cloud or Resilience4J: ht

You might be thinking of Netflix, who developed Hystrix and Ribbon. These are being slowly replaced with other components from Spring Cloud or Resilience4J: https://medium.com/netflix-techblog/netflix-oss-and-spring-boot-coming-full-circle-4855947713a0 https://medium.com/netflix-techblog/netflix-oss-and-spring-b... Disclosure: I work for Pivotal, but not on Spring.