This is a guide to BlackBerry OS app types and how to install them.
Contains Java code. Can be installed using BBSAK for Windows.
Contains links to a COD, multiple CODs or a JAR. Can be installed directly on a BlackBerry connected to the Internet. If your BlackBerry isn't connected on the Internet, open the JAD in Notepad on a PC and download all the COD or JAR links to the same folder as the JAD.
Contains Java code. Can be installed directly on a BlackBerry even if not connected to the Internet.