| gb7 | MASGAU Backup Archive |
| gbm | Genie Backup Manager Archive |
| gca | DGCA Archive |
| gcf | Steam Game Cache File |
| gcf | WinXComp Grouped Compressed Data |
| gem | RubyGems Gem Package |
| gemfile | RubyGems Gem Package |
| gfl | File Lock Pro Encrypted Archive |
| ggpkg | Pano2VR Garden Gnome Package |
| ghp | GitHub Software Package |
| gip | Ghost Installer Package |
| gmp | Global Mapper Package |
| gnutar | GNU Tar Archive |
| gq | QLFC Compressed Archive |
| grb | GRBackPro Backup Data |
| grpx | Dell EqualLogic SAN HQ Group Archive |
| grz | Esko Automation Engine Zipped Data |
| grz | GRZip Compressed Archive |
| gsba | GameSave Manager Backup Archive |
| gszip | GameSalad Marketplace Asset |
| gtar | Tape Archive |
| gtp | Gnome Theme Package |
| gux | SteelOffice Software Update |
| gxx | GeneXpert Archive |
| gz | Gzip Compressed File |
| gza | IZArc BGA Archive |
| gzi | Gzip Compressed File |
| gzip | Gzip Compressed File |
| h5p | HTML5 Content Package |
| ha | HA Compressed Archive |
