REST API doc generator
· A CLI tool that generates REST API docs.
Currently, it supports generating Swagger 2.0 definition from a given Spring WebMVC Context.
Download JD-GUI to open JAR file and explore Java source code file (.class .java)
Click menu "File → Open File..." or just drag-and-drop the JAR file in the JD-GUI window rest-api-doc-generator_2.13-1.1.2.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.