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.OXT File Extension

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File TypeApache OpenOffice Extension

DeveloperSun Microsystems
2.7 (3 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryPlugin Files


This file is saved in a zipped format. You can view the contents by unzipping it with a file decompression program.


Extension that adds additional functionality to Apache OpenOffice (formerly OpenOffice.org) and StarOffice programs; provides extra features such as advanced spell checking, report building, file compression, and many other capabilities.

More Information

To install an OXT file, select "Extension Manager" from the Tools menu, then click "Add" and select the extension from the file browser. If you have Apache OpenOffice 2.2 or later, you can also install extensions by simply double-clicking the OXT file.

OXT files may be developed for the Apache OpenOffice suite or for individual programs, including Writer, Base, Calc, Chart, Draw, Impress, and Math. They may be included with the program or developed by users.

You can download extensions at the Apache OpenOffice Repository.

Program(s) that open .OXT files
Microsoft Windows LogoWindows
Apache OpenOffice
Mac OS X LogoMac
Apache OpenOffice
Planamesa NeoOffice
Linux LogoLinux
Apache OpenOffice
Updated 12/1/2015