Deutsche Telekom AG
· Autumn is a Java Based Framework that integrates with the Cucumber and Testng frameworks, around which any kind of API and UI based Test Cases can be automated.
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 autumn-1.0.2.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.