Apache OpenOffice

Version4(as of 7/22/2021)
PlatformsWindows, Mac, Linux
LicenseOpen Source
Go to Website
Rating:3.1  |  273 Votes

Main Features

  • Offers many useful office productivity tools for free
  • Presents an easy-to-use interface
  • Supports various industry-standard file formats, including Microsoft Office
  • Provides a thorough Help section

Software Overview

Screenshot of Apache OpenOffice 4.1.10
Screenshot of Apache OpenOffice 4.1.10

Apache OpenOffice is an open-source office suite similar to Microsoft Office. The program descended from OpenOffice.org and is closely related to LibreOffice. It offers several office productivity programs that resemble Microsoft Office programs.

Programs included in the Open Office suite:

  • Writer - A word processor similar to Microsoft Word
  • Calc - A spreadsheet application similar to Microsoft Excel
  • Draw - A vector graphics editor
  • Impress - A presentation creator similar to Microsoft PowerPoint
  • Base - A database management application
  • Math - A mathematical equation creator

OpenOffice is used to create documents that assist in office productivity and organization, which include presentations, spreadsheets, drawings, diagrams, equations, and text documents. You can open and save files in the OpenOffice proprietary file format or as Microsoft Office file formats, such as .DOC, .PPT, and .XLS. You can also export OpenOffice files in the .PDF format for sharing documents across platforms.


Apache OpenOffice is a solid office suite that offers similar functionality to Microsoft Office and is compatible with many industry-standard file formats. If you are looking for a free alternative to Microsoft Office, Apache OpenOffice is a good choice.

Primary File Type

odt icon.ODTOpenDocument Text Document

Supported File Types

ExtensionFile Type
.ODTOpenDocument Text Document
.123Lotus 1-2-3 Spreadsheet
.DOCMicrosoft Word Document (Legacy)
.MMLMathematical Markup Language File
.ODBOpenDocument Database
.ODFOpen Document File
.ODFOpenDocument Formula
.ODGOpenDocument Graphic File
.ODMOpenDocument Master Document
.ODPOpenDocument Presentation
.ODSOpenDocument Spreadsheet
.OTFOpenDocument Formula Template
.OTGOpenDocument Graphic Template
.OTPOpenDocument Presentation Template
.OTSOpenDocument Spreadsheet Template
.OTTOpenDocument Document Template
.PPTMicrosoft PowerPoint Presentation (Legacy)
.SDAStarOffice Drawing
.SDCApache OpenOffice Calc Spreadsheet
.SDDStarOffice Presentation
.SDPStarOffice Presentation File
.SDWStarOffice Writer Text Document
.SMFStarMath Formula File
.STCStarOffice Calc Spreadsheet Template
.STDApache OpenOffice Drawing Template
.STIStarOffice Presentation Template
.STWStarOffice Document Template
.SXCStarOffice Calc Spreadsheet
.SXDStarOffice Drawing
.SXGApache OpenOffice Master Document
.SXIStarOffice Impress Presentation
.SXMStarMath Formula
.SXWStarOffice Writer Document
.XLSMicrosoft Excel Spreadsheet (Legacy)

Additional Related File Types

ExtensionFile Type
.BAUApache OpenOffice AutoText File
.DELDelimited ASCII File
.OXTApache OpenOffice Extension
.TDMSTechnical Data Management Streaming File
Updated 7/22/2021