This is the standard format for data compression in a Unix environment. It’s used to store several files in one archive and for creating a file system archive and for software distribution. In a TAR archive, information is logged about the owner, file groups, catalog structures and file timestamps. Different bzip2 and gzip tools are used to create an archive.
This format is a Java archive and is presented as a typical ZIP file, in which part of the program is written in Java language. It was gradually replaced by new mobile platforms, since JAR is used for launching applications and games on early generation mobile phones. They can contain a digital signature, and they’re actively used in popular browsers for storing supplements.