Filename Extensions
If you are seeking information about file extensions, then you are in the right place at right time.

Details of extension .war

1 extension(s) and 0 alias(es) in our database

Below, you can find answers to the following questions:

  • What is the .war file?
  • Which program can create the .war file?
  • Where can you find a description of the .war format?
  • What can convert .war files to a different format?
  • Which MIME-type is associated with the .war extension?
Java Web Archive .war file icon

Java Web Archive

WAR file is a Java Web Archive. WAR file contains the web application that can be deployed on the any servlet/jsp container. WAR file contains jsp, html, javascript and other files for necessary for the development of web applications.
Category: Archive files
Program name: java.exe
Mime-type: application/java-archive
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
Java Archive
Java Source Code
JRun Server Application
Java Enterprise Archive
Java Manifest File
Java Application Descriptor
BlackBerry COD Archive
Java Serialized Object
Digital Signature

Other types of files may also use the .war file extension. If you have helpful information about .war extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

Android Library Project.
Midtown Madness 2 Game Data
Ad-Aware Reference Data
DAR Disk Archive
ETI Audio Recording File
QlikView Extension
C64 Saracen Paint Image
WavArc Compressed Audio
Doom Data File

The .war filename extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

sar (1), ear (1), awr (1), aar (1), wwr (1), wr (1), wag (1), wae (1), wa (1), qar (1), dar (1), ar (1), wxr (1), wra (1), wat (1)

Can't open a .war file?

If you want to open a .war file on your computer, you just need to have the appropriate program installed. If the .war association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.war

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2003/2008/2012/2016, Windows 7, Windows 8, Windows 10, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android