muslimdata
· MuslimData is an Islamic Database that provides Prayer Times (fixed and calculated), Offline Geocoding, Location Search, Azkars (Hisnul Muslim) and 99 Names of Allah.
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 muslimdata-1.4.1.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.