Axenix API Generator Gradle Plugin
· AxenAPI Generator allows generation of async API (Kafka, Rabbit etc) client libraries (SDK generation), server stubs, and configuration automatically given an OpenAPI Spec (v2, v3).
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 axenapi-generator-gradle-plugin-1.0.1.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.