Files with sxm file extension are older math formula files used in in previous versions.

There is one other file type using
the SXM file extension!

empty icon.sxm - Sealed XML document file

Detailed description

Software that open sxm file

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SXM file extension - 1.0 math document

What is sxm file? How to open sxm files?

File type specification:

Document file type icon Document file type

sxm file icon: sxm filetype icon

The sxm file extension is used for math files created in version 1.0. Originally used in StarOffice and later replaced by the ODF format.

No further information could be found.

This sxm 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 sxm file:

Apache OpenOffice ( icon Project Team logoApache OpenOffice (  Multiplatform software

Company or developer: Project Team

Apache OpenOffice ( is popular free office suite for variety of operating systems. is compatible with other major office suites. can create and edit documents (Writer), spreadsheets (Calc), presentations (Impress), graphics (Draw) and databases (Base). is localized in to 120 languages.

Apache OpenOffice Math ( Math) icon Project Team logoApache OpenOffice Math ( Math)  Multiplatform software

Company or developer: Project Team

Apache OpenOffice Math ( Math) is a software tool for mathematical equations that can be inserted in various documents or spreadsheets. It is an integral part of productivity suite.

LibreOffice icon

The Document Foundation logoLibreOffice  Multiplatform software

Company or developer:
The Document Foundation

LibreOffice is a comprehensive, professional-quality productivity office suite that is completely free to download. It includes word processor, spreadsheet, presentation, database and drawing software and is available in more than 30 languages and for all major operating systems, including Microsoft Windows, Mac and Linux (Debian, Ubuntu, Fedora, Mandriva, Suse, ...).

Help how to open:

Use Math to open these older math formula files.

How to convert:

Possibly can be exported to other formats.

List of software applications associated to the .sxm 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 sxm file, edit sxm file, convert sxm file, view sxm file, play sxm 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 sxm files.

Software that open sxm file - 1.0 math document

Programs supporting the exension sxm on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for open sxm file action.

Microsoft Windows:

Apple macOS / Mac OS X:


Main software associated with sxm file by default:
Apache OpenOffice ( small icon Apache OpenOffice (
Apache OpenOffice Math ( Math) small icon Apache OpenOffice Math ( Math)
LibreOffice small icon LibreOffice
Other suggested software:
LibreOffice Math small icon LibreOffice Math

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