| Filename extension |
.war |
|---|---|
| Internet media type | application/java-archive |
| Magic number | PK\x03\x04 (standard ZIP file) |
| Developed by | Sun Microsystems |
| Container for | JSP, Java Servlet |
| Extended from | JAR |
In software engineering, a WAR file (Web Application Resource[1] or Web application ARchive[2]) is a file used to distribute a collection of JAR-files, JavaServer Pages, Java Servlets, Java classes, XML files, tag libraries, static web pages (HTML and related files) and other resources that together constitute a web application.