is a format developed by Sony for its proprietary Sony Reader devices. Files in this format may contain text and images. The format is XML-based.
More specifically, a program that can open the .oxps file is not installed on the computer. Note The .oxps format is the default XPS document format in Windows 8. Typically, .oxps files are created when users print to a Microsoft XPS Document Writer (MXDW) printer on a computer that is running Windows 8.