>> OOXML file

OOXML file format description

Many people share .ooxml files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .ooxml file can be edited, converted or printed with. On this page, we try to provide assistance for handling .ooxml files.

1 filename extension(s) found in our database.

.ooxml - Office Open XML File

The OOXML data files are related to Microsoft Office. OOXML file is an Office Open XML File. An OOXML file is essentially a container for one or more XML files, which can contain a diverse array of data types. It was developed by Microsoft for representing spreadsheets, charts, presentations and word processing documents.

Microsoft Office
Data files
- / -
Office Open XML File related extensions:
Universal Pokemon Randomizer Data
Terragen Surface Map Data
Photo! 3D Album Gallery
Plant Wizard 7 Data
Terragen Object File
Terragen Clip File

Naturally, other applications may also use the .ooxml file extension. Even harmful programs can create .ooxml files. Be especially cautious with .ooxml files coming from an unknown source!

Can't open a .ooxml file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


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 one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .ooxml file extension is often given incorrectly!

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


Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

OXML 2.0 Data

Operating systems

DataTypes.net currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

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