Vole Windows Expedition can preview OpenOffice and LibreOffice .odt doc and SoftMaker .tmd doc.
Vole Word Reviewer can support open or import .odt and .tmd Word doc now. So you can add comments and reviews to OpenOffice and LibreOffice Word doc and SoftMaker Word doc in the latest version.
Vole Media CHM and Vole PDCA can support them as well. You can do the same work to the new 3 kinds of Word Process doc as Microsoft Office Word now.