mvvm-core
· This is only a personal implementation of MVVM architecture that makes your life easier by helping you to keep your screen components independently. It also has a concept of "interaction" defining exactly what the user can do on your screen turning the testing process extremely easier, once now you are able to test the "state" of your app.
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 mvvm-core-2.1.0.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.