Files with IO extension can be also found as archives created using the CPIO archiver on Linux.

There are 2 other file types using
the IO file extension!

io file - Modula-3 object file

io file - Io language script

Detailed description

Software that works with io file extension

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IO file extension - CPIO compressed file archive

What is io file? How to open io files?

File type specification:

Archive and compressed file type icon Archive and compressed file type

The IO file extension is also occasionally used for one of the compressed archives created using the CPIO archiver. Linux file.

The cpio software utility was meant as a tape archiver that was originally part of PWB/UNIX, and that was also part of UNIX System III and UNIX System V. However, the use of its Research Unix counterpart, tar, and the freely available versions thereof, are widely considered to be a better solution. cpio's use by the RPM Package Manager and by the Linux kernel 2.6 series' initramfs continues to make cpio an important archive format.

The default software associated to io file type:

Linux operating systems icon

Various Linux developers logo Linux operating systems  Linux/Unix software

Company or developer:
  Various Linux developers

Linux is family of Unix-based operating systems. Linux kernel supports variety of devices such as desktop computers, smart phones, tablet computers, routers, video game consoles etc. Linux is also leading operating system for servers. Linux is available for free in many distributions on the Internet.

Popular distributions for desktops are Ubuntu, Fedora, openSUSE, Debian. For servers are variants of Red Hat, Xandros, Slackware, Debian, SUSE etc.

Operating system for smart phones called Android is also based on Linux. Nokia developed Linux based operating systems for smart phones called MeeGo and Maemo.

Unix icon

The Open Group logo Unix  Linux/Unix software

Company or developer:
  The Open Group

Unix is multi-tasking operating system for various platforms. The first version was released in 1969. It is developed by AT&T as well as various commercial vendors, universities and non-profit organizations. Traditional Original Unix systems have characteristics of Version 7 Unix or UNIX System V. Unix Specification have Mac OS X, Mac OS X Server, Solaris, AIX, HP/UX, z/OS etc. Other systems, such as Linux and BSD are called Unix-like or Unix system-like.

Help how to open IO files:

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 file with extension IO:

As far as we know, this .io 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.

List of recommended software applications associated to the .io file extension

Recommended software programs are sorted by OS platform (Windows, Mac OS X etc.) and possible program actions
that can be done with the file
: like open io file, edit io file, convert io file, view io file, play io file etc. (if exist software for corresponding action in's database).

  • Others io file

Unspecified and all other actions for computer programs working with io file - CPIO compressed file archive

Click on the software link for more information about Linux operating systems. Linux operating systems uses io file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).


Main software associated with io file by default:
Linux operating systems small icon Linux operating systems
Unix small icon Unix

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