| .gdg |
GDevelop Project File |
| .gcm |
GameCube ROM |
| .gci |
GameCube Save File |
| .gar |
Farming Simulator Game Archive File |
| .goomod |
World of Goo Add-on |
| .gme |
DexDrive Game Card File |
| .gsx |
Sega Genesis Emulator Saved State File |
| .gs0 |
Sega Genesis Emulator Quick Slot 0 Save File |
| .god |
Gore Game Data File |
| .gcz |
Compressed GameCube/Wii ROM |
| .gsba |
Game Save Backup Archive |
| .gblorb |
Glulx Blorb Game File |
| .glksave |
Zoom Game Save Package |
| .gdg.autosave |
GDevelop Project Autosave File |
| .ghb |
Lego Ghost Path File |
| .genome |
Cell Lab Design File |
| .gtworld |
Growtopia World File |
| .gnp |
GNPeak Output File |
| .gmv |
Garmin action camera video file, GMV Aerospace and Defence proprietary file, Gens Game Recording |
| .gct |
Ocarina Cheat Code Manager File |
| .gdw |
Jaws Unleashed Data File |
| .gjd |
The 7th Guest Media File |
| .gamedata |
Sandlot Game Data File |
| .hit |
The Sims Sound File |