.gxkey is GameEx registy data
Key Features: .GXKEY File Extension
|Created by||Spesoft Limted|
What is an .GXKEY file?
The gxkey file extension is associated with the GameEx, a front-end for MAME, GameBase, Daphne, PC Games and all command line based game emulators available for Microsoft Windows.
The gxkey file stores registry entry.