Spring Cloud Openfeign historical version

Hello, I have a question. Where can I find the historical version of spring cloud related projects's document? For example, spring cloud openfeign 2.1.4.release. I visit https://cloud.spring.io/spring-cloud-static/spring-cloud-openfeign/2.1.4.RELEASE/reference/html/ Prompt not found

Comment From: ryanjbaxter

Here you go, sorry about that! https://cloud.spring.io/spring-cloud-static/spring-cloud-openfeign/2.1.4.RELEASE/spring-cloud-openfeign.html