An x90 file extension is related to the XTree Gold, a file manager for MS-DOS. An x90 file stores help document.

Detailed description

Software that open x90 file

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X90 file extension - XTree Gold for Dos help data

What is x90 file? How to open x90 files?

File type specification:

Text file type icon Text file type

The x90 file extension is associated with XTree Gold, file manager for MS-DOS.

The x90 files contain help files, probably in plain text format.

Most likely some old format without support. No further information could be found.

This x90 file type entry was marked as obsolete and no longer supported file format.

This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.

The default software associated to open x90 file:

XTreeGold picture or screenshot

XTreeGold  Microsoft MS-DOS software

Company or developer:
Jeffrey C Johnson (XTree Company)

XTreeGold is a file manager for MS-DOS operating system released in 1985. It is very popular because contains benefit of requiring very little memory, essential at a time when less than 640kb of memory were available for programs to run. The last version was released in 1992. The XTree Company was acquired by Symantec the developer of rival file manager Norton Commander in 1995.

Help 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 .x90 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 software applications associated to the .x90 file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open x90 file, edit x90 file, convert x90 file, view x90 file, play x90 file etc. (if exist software for corresponding action in's database).

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting x90 files.

x90 file viewer - programs that view x90 file - XTree Gold for Dos help data

Programs supporting the exension x90 on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about XTreeGold for view x90 file action.

Microsoft MS-DOS:

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