XLST file format description

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

1 filename extension(s) found in our database.

.xlst - OnlyOffice Internal XLSX Document

The XLST document files are related to OnlyOffice. The XLST file is an OnlyOffice Internal XLSX Document. OnlyOffice is a cloud office that enables you to manage documents, projects, team and customer relations in one place.

Document files
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OnlyOffice Internal XLSX Document related extensions:
OnlyOffice Internal DOCX Document
OnlyOffice Internal PPTX Document

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

Can't open a .xlst 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 .xlst file extension is often given incorrectly!

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

clst, dlst, lst, slst, xls, xlt, xlts, xslt, xst

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

DLsite Viewer Document
ALSee List Data
Microsoft Excel Template
Holux MapShow Map List
Visual Studio MASM Listing Data
GCC Assembler Listing File

Operating systems

DataTypes.net currently supports the following operating systems:

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

If you find the information on this page useful, please feel free to link to this page.


If you have useful information about the .xlst file format, then write to us!

DataTypes.net >> XLST file