This article is focused for the Difference between JAR, WAR, and EAR Files. JAR, WAR, and EAR documents are Zipped files that make use of the Java tool. Most of these files have diverse uses. A JAR record permits the mixture of several files into a single one. Files with your jar extension are widely-used by software builders to distribute Java classes and a variety of metadata. A WAR files can include XML files, Java classes, as very well as Java Server internet pages for purposes associated with Internet application. An EAR record merges JAR along with WAR files in a single archive. The EAR file has deployment descriptors that effectively dictate the deployment in the different modules.