Gnu Zipped File (.gzip) was introduced as a free utility for replacing the Compress program used in Unix systems. Such files can be opened and extracted with a several applications such as WinZip which is available on both Windows and MacOS.
Learn more about this file format here
GroupDocs.Viewer (in GroupDocs.Viewer.dll) Version: 22.9
public static readonly FileType GZIP
Public Shared ReadOnly GZIP As FileType
static initonly FileType^ GZIP
static val GZIP: FileType