All about ODS# Files

The ODS# file type is primarily associated with OpenOffice/StarOffice.

ODS#File Extension ODS#
File extension: ODS#
File type:  OpenDocument (Ver 2) Open Spreadsheet

What is an ODS# file?

ODS# files mostly belong to OpenOffice/StarOffice by Sun Microsystems, Inc. This file format is part of the Open Document Format for Office Applications (OpenDocument) 1.0 specification. This OASIS format is expected to become an industry standard for sharing documents. It is being adopted by the OpenOffice/StarOffice version 2 software suite but may appear in other products as well. The ODS# extension is used on a file that usually has the form ~lock.[original name].ods#. This file indicates that the original file is currently in use and locked against other users writing to the file.

How to open ODS# files

You need a suitable software like OpenOffice/StarOffice to open an ODS# file. You need a suitable software like OpenOffice/StarOffice from Sun Microsystems, Inc. to open an ODS# file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your ODS# file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a ODS# file directly in the browser:. Just drag the file onto this browser window and drop it.

Online ODS# Text Viewer

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Can't Open Your .ODS# File? Try These Steps

ODS# files can come from different programs and aren't universally openable.

  1. Identify the Source: If received from an accountant or a data analyst, it likely suggests a temporary or backup OpenDocument spreadsheet.
  2. Check the Header: Open the file in a hex viewer or text editor to inspect the first bytes:
    • PK indicates a standard ZIP-compressed OpenDocument file.
    • Readable XML tags suggest an uncompressed spreadsheet format.
  3. Use the Original Software: The original program is usually required; try Apache OpenOffice, LibreOffice, or StarOffice, or ask the sender if uncertain.
  4. Use this Webpage: Drag and drop your file into our viewer to detect the format, extract readable text/metadata, and preview when possible.

Technical Data for ODS# File Extension


an ods# OpenDocument (Ver 2) Open Spreadsheet is a special file format by Sun Microsystems, Inc. and should only be edited and saved with the appropriate software.

How to solve problems with ODS# files

  • Associate the ODS# file extension with the correct application.
  • Update your software that should actually open opendocument (ver 2) open spreadsheets. Because only the current version supports the latest ODS# file format. Search, therefore, e.g. on the Sun Microsystems, Inc. manufacturer website after an available OpenOffice/StarOffice update.
  • To make sure that your ODS# file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
  • Click here to open your .ODS# file online - secure, fast, and no downloads needed.
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