GZ field Leave feedback On this page GZ field See Also GZ field A GZ file is a compressed archive that is created using the standard gzip (GNU zip) compression algorithm. It may contain multiple compressed files, directories and file stubs. Learn more about this file format here. See Also class CompressionFileType Was this page helpful? Not really Yes, thanks Any additional feedback you'd like to share with us? Skip Send Please tell us how we can improve this page. Skip Send Thank you for your feedback! We value your opinion. Your feedback will help us improve our documentation.