nbui-drag
· NBUI,As the name suggests, This is a fantastic UI view library , it contains some UI components that are not easily found in other UI libraries.
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 nbui-drag-beta-1.0.5.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.