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.

Open your favorite writing app -- say, Google Docs -- to create a new file. The powerful collaborative editing features work only inside a Google Doc. Want to work with the file elsewhere?

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.

These free add-ins for Word, Excel, and PowerPoint enable those apps to open and save their ODF counterparts (which typically have .ODT, .ODS, and .ODP extensions, respectively).

How to Open Publisher Files With OpenOffice. Although Apache's OpenOffice is compatible with the rest of the Microsoft Office suite, it cannot convert Microsoft Publisher files. Zamzar, an online ...