File Extension Library


.JAX File Extension

  • Developer by: Oracle Corporation
  • Category: Program executable Files

What are .JAX files and how to open them?

Can't open .JAX file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .JAX file.

What is a .JAX file extension?

.JAX file extension is created by Oracle Corporation. .JAX has been classified as Program executable Files.

.JAX is Java executable JAR file

The jax file extension is used for executable Java JAR file. The file contains a special entry in the manifest to tell which class file in the jar is the main one.

The jax file can be directly executed, just like a *.exe file with the appropriate associations.


How to open:

This file type is not meant to be opened directly, there is no software that could open and work with it directly, or there is no information available in public sources about opening this file type. This is usually the case of some internal data files, caches, temporary files etc.

How to convert:

As far as we know, this .jax file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.

How to fix problems with .JAX files

  1. You need to update the application that you normally use to open .JAX files. Only the latest version of the software supports the current .JAX file format
  2. You need to check the .JAX file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)