Quattro Pro file formats use various filename extensions, including WB1, WB2, WB3, wq1 and wq2; some of these (WB2, wq1, and wq2) may open in the desktop applications of Collabora Online, LibreOffice or Apache OpenOffice and then be saved into the OpenDocument format or other file formats, Microsoft dropped support for Quattro Pro file formats after Office 2007.
Quattro Pro file formats use various filename extensions including WB1, WB2, WB3, wq1 and wq2; some of these (WB2, wq1, and wq2) may open in the desktop applications of Collabora Online, LibreOffice or Apache OpenOffice and then be saved into the OpenDocument format or other file formats, Microsoft dropped support for Quattro Pro file formats after Office 2007.