An ots file extension is related with OpenDocument spreadsheet template file format.

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

empty icon.ots - OtsJuke sound

Detailed description

Software that open ots file

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OTS file extension - OpenDocument spreadsheet template

What is ots file? How to open ots files?

File type specification:

Spreadsheet and workbook file type icon Spreadsheet and workbook file type

ots file icon: ots filetype icon

The ots file extension is associated with the, a free multiplatform office suite and its clones like StarOffice, LibreOffice etc.

The ots file contains spreadsheet template for Calc.

The spreadsheet template is stored in OpenDocument Format (ODF).

It is an open XML-based document file format for office applications to be used for documents containing text, spreadsheets, charts, and graphical elements.

MIME types:

The default software associated to open ots file:

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

Company or developer: Project Team Calc ( Calc) is a free spreadsheet application that comes with It is compatible with most current spreadsheet file formats and offers many innovative features.

Calc's Advanced DataPilot technology makes it easy to pull in raw data from corporate databases; cross-tabulate, summarize, and convert it into meaningful information.

Calc's wizards guides you through choosing and using a comprehensive range of advanced spreadsheet functions, or download templates from our Extensions repository for ready-made spreadsheet solutions.

Styles and Formatting makes it easy to apply flexible cell formatting options, including freely rotating contents, templates, backgrounds, borders, and many more.

LibreOffice Calc icon

The Document Foundation logoLibreOffice Calc  Multiplatform software

Company or developer:
The Document Foundation

LibreOffice Write is a powerful spreadsheet program that supports all major workbook formats and has many intuitive features. It's an open source software that comes as an integral part of LibreOffice suite.

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.

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 Calc application to open or edit template.

How to convert:

Use Calc to save *.ots file in another format.

Find conversions from ots file:

ots to csv

ots to ods

ots to pdf

ots to xls

ots to xlsx

Find converter to ots file type:

xlsx to ots

File identification strings:

HEX code: 50 4B 03 04
ASCII code: PK

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

Software that open ots file - OpenDocument spreadsheet template

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

Microsoft Windows:

Apple macOS / Mac OS X:


Main software associated with ots file by default:
Apache OpenOffice Calc ( Calc) small icon Apache OpenOffice Calc ( Calc)
LibreOffice Calc small icon LibreOffice Calc

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OGW file extension > Spreadsheet and workbook file types

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