However, Microsoft Office Word 2010 features built-in support for the ODT file extension, allowing you to instantly open them without having to install any kind of add-on or extension.

I tested how well an ODF file transfers information between Google Docs and Microsoft Word Online. Spoiler alert: On balance, both Google Docs and Word Online handle ODT files reasonably well.

You can open the ODT document as well as save your document in ODT format using Word. If you want to convert ODT to other formats like DOC, DOCX, PDF, RTF, etc., you can do that too in Microsoft Word.

Avoid saving your DOCX files in the open-source ODT file format, however, because only the versions of Word that create and open DOCX files natively -- without the installation of converters and ...

In fact, Zamzar can convert Publisher’s PUB files to a wide range of formats, including Word (DOC), OpenDocument (ODT), PDF, HTML, Rich Text Format (RTF), and more.

ODT files are archives that can hold text, images, and objects, such as XML-based files that can be opened by Microsoft Office and similar, open-source software (LibreOffice, OpenOffice).