The X
extension name file type Classification
GBA Game Boy Advance ROM game files
GBASKIN Game Boy Advance Controller Skin File game files
GBC Game Boy Color ROM game files
GBCSKIN Game Boy Color Controller Skin File game files
GBLORB Glulx Blorb Game File game files
GBX Nadeo Game File game files
GC Galactic Conquest Saved Game game files
GCD Fallout 2 Character Profile File game files
GCF Game Cache File game files
GCI GameCube Save File game files
GCM GameCube ROM game files
GCS GameCube SharkSave File game files
GCT Ocarina Cheat Code Manager File game files
GCZ Compressed GameCube/Wii ROM game files
GD Godot Engine Script game files
GDC Godot Engine Compiled Script game files
GDG GDevelop Project File game files
GDG.AUTOSAVE GDevelop Project Autosave File game files
GDI Dreamcast Gigabyte Disc Image game files
GDW Jaws Unleashed Data File game files
GEN Sega Genesis ROM game files
GENOME Cell Lab Design File game files
GFX GFx Scaleform File game files
GG Sega Game Gear ROM game files
GGPACK Thimbleweed Park Resource Archive game files
GHB Lego Ghost Path File game files
GJD The 7th Guest Media File game files
GLA Ghoul 2 Animation File game files
GLB Glulx Blorb Game File game files
GLKSAVE Zoom Game Save Package game files
GMA Garry's Mod Addon File game files
GMD Nintendo 3DS Game Dialog File game files
GME DexDrive Game Card File game files
GMRES GameMaker Resource File game files
GMS Garry's Mod Save File game files
GMV Gens Game Recording game files
GNP GenePool Save File game files
GOD Gore Game Data File game files
GOD Populous II Player Progress File game files
GOOMOD World of Goo Add-on game files
GPD Gamer Profile Data File game files
GPF Gecko Patch File game files
GPF GRAVITY Ragnarok Online Patch File game files
GR2 Granny 3D File game files
GRF Ragnarok Client Archive game files
GRF Transport Tycoon Graphics Resource File game files
GRP StarCraft Graphics Group File game files
GRP Ken Silverman's Build Engine Group File game files
GS0 Sega Genesis Emulator Quick Slot 0 Save File game files
GSBA Game Save Backup Archive game files