Swagger 2.0 is the latest version of Swagger.
There are different variations of Swagger now available for differing needs.
io.swagger is the package for swagger libraries and you need separate spring jars to couple it with Spring. This is version 2 of swagger.
io.springfox is Springfox Swagger2, wherein swagger comes integrated with Spring.
com.mangofactory is swagger integrated with Spring Web MVC framework.
